DAIKIN INDUSTRIES, LTD. patent applications published on December 14th, 2023

Patent applications for DAIKIN INDUSTRIES, LTD. on December 14th, 2023

FLUORINE-CONTAINING COPOLYMER (18449977)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a fluorine-containing copolymer that consists of tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units. The copolymer has specific mass percentages of each unit and a defined melt flow rate at a specific temperature.

• The copolymer contains tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units.
• The hexafluoropropylene unit constitutes 9.4 to 10.3% by mass of the copolymer.
• The perfluoro(propyl vinyl ether) unit constitutes 1.6 to 2.9% by mass of the copolymer.
• The copolymer has a melt flow rate of 9.0 to 17.0 g/10 min at 372°C.

Potential applications of this technology:

• Coatings for various surfaces, such as metals, plastics, and fabrics.
• Electrical insulation materials.
• Chemical resistant components in industries like automotive, aerospace, and electronics.

Problems solved by this technology:

• Provides a copolymer with specific mass percentages of different units, allowing for tailored properties and performance.
• Offers improved chemical resistance and thermal stability compared to other polymers.
• Enables the production of coatings and materials with excellent non-stick properties.

Benefits of this technology:

• Enhanced chemical resistance and thermal stability.
• Improved non-stick properties.
• Versatile applications in various industries.

Abstract

There is provided a fluorine-containing copolymer comprising tetrafluoroethylene unit, hexafluoropropylene unit, and a perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of the hexafluoropropylene unit of 9.4 to 10.3% by mass with respect to the whole of the monomer units, a content of the perfluoro(propyl vinyl ether) unit of 1.6 to 2.9% by mass with respect to the whole of the monomer units, and a melt flow rate at 372° C. of 9.0 to 17.0 g/10 min.

FLUORINE-CONTAINING COPOLYMER (18449990)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a fluorine-containing copolymer that consists of tetrafluoroethylene unit, hexafluoropropylene unit, and perfluoro(propyl vinyl ether) unit. The copolymer has specific mass percentages of hexafluoropropylene and perfluoro(propyl vinyl ether) units, a specific melt flow rate, and a specific number of terminal groups per main-chain carbon atoms.

• The copolymer contains specific mass percentages of hexafluoropropylene and perfluoro(propyl vinyl ether) units.
• The copolymer has a specific melt flow rate at 372°C.
• The copolymer has a specific number of terminal groups per main-chain carbon atoms.

Potential applications of this technology:

• Coatings for various surfaces, such as metals, plastics, and glass.
• Electrical insulation materials.
• Chemical-resistant materials for pipes, tanks, and valves.

Problems solved by this technology:

• Provides a copolymer with specific properties and composition for various applications.
• Offers improved chemical resistance and thermal stability compared to other polymers.
• Allows for the production of coatings and materials with specific performance requirements.

Benefits of this technology:

• Enhanced chemical resistance and thermal stability.
• Improved melt flow properties for easier processing.
• Tailored composition for specific applications.
• Potential for increased durability and longevity in various environments.

Abstract

There is provided a fluorine-containing copolymer comprising tetrafluoroethylene unit, hexafluoropropylene unit, and perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of hexafluoropropylene unit of 10.4 to 11.5% by mass with respect to the whole of the monomer units, a content of perfluoro(propyl vinyl ether) unit of 0.5 to 1.6% by mass with respect to the whole of the monomer units, a melt flow rate at 372° C. of 7.0 to 9.9 g/10 min, and a total number of —CFH, carbonyl group-containing terminal groups, —CF═CFand —CHOH of 90 or less per 10main-chain carbon atoms.

FLUORINE-CONTAINING COPOLYMER (18450496)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a fluorine-containing copolymer that consists of tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units. The copolymer has specific mass percentages of each unit and a specific melt flow rate at a certain temperature.

• The copolymer contains 9.4 to 10.3% by mass of hexafluoropropylene unit.
• The copolymer contains 0.8 to 1.6% by mass of perfluoro(propyl vinyl ether) unit.
• The copolymer has a melt flow rate of 7.0 to 17.0 g/10 min at 372°C.

Potential applications of this technology:

• Coatings for various surfaces, such as metals, plastics, and glass.
• Electrical insulation materials.
• Chemical-resistant components for industrial equipment.
• Medical devices and implants.
• Fuel cell membranes.

Problems solved by this technology:

• Provides a copolymer with specific properties that can be tailored for different applications.
• Offers improved resistance to chemicals, heat, and wear.
• Enhances the performance and durability of coated surfaces.
• Enables the development of specialized materials for various industries.

Benefits of this technology:

• Increased versatility in material design and application possibilities.
• Improved resistance to harsh environments and chemicals.
• Enhanced durability and longevity of coated surfaces.
• Potential for cost savings due to reduced maintenance and replacement needs.
• Enables the development of advanced technologies in fields such as electronics, energy, and healthcare.

Abstract

There is provided a fluorine-containing copolymer comprising tetrafluoroethylene unit, hexafluoropropylene unit and a perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of the hexafluoropropylene unit of 9.4 to 10.3% by mass with respect to the whole of the monomer units, a content of the perfluoro(propyl vinyl ether) unit of 0.8 to 1.6% by mass with respect to the whole of the monomer units, and a melt flow rate at 372° C. of 7.0 to 17.0 g/10 min.

FLUORINE-CONTAINING COPOLYMER (18451227)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a fluorine-containing copolymer that consists of tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units. The copolymer has specific content percentages of each unit and a defined melt flow rate at a specific temperature.

• The copolymer contains tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units.
• The hexafluoropropylene unit content ranges from 4.10 to 5.20 mol % of the total monomer units.
• The perfluoro(propyl vinyl ether) unit content ranges from 0.53 to 0.86 mol % of the total monomer units.
• The copolymer has a melt flow rate of 0.7 to 2.5 g/10 min at a temperature of 372° C.

Potential applications of this technology:

• Coatings for various surfaces, such as metals or plastics, to provide enhanced chemical resistance and durability.
• Electrical insulation materials for wires and cables due to the copolymer's excellent electrical properties.
• Gaskets and seals for industrial applications where resistance to high temperatures and chemicals is required.

Problems solved by this technology:

• Provides a copolymer with specific content percentages of different monomer units, allowing for tailored properties and performance.
• Offers improved chemical resistance and durability compared to other fluorine-containing polymers.
• Provides excellent electrical insulation properties, making it suitable for various electrical applications.

Benefits of this technology:

• Enhanced chemical resistance and durability compared to other polymers.
• Excellent electrical insulation properties.
• Tailored properties and performance based on specific content percentages of monomer units.

Abstract

There is provided a fluorine-containing copolymer comprising tetrafluoroethylene unit, hexafluoropropylene unit, and a perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of the hexafluoropropylene unit of 4.10 to 5.20 mol % with respect to the whole of the monomer units, a content of the perfluoro(propyl vinyl ether) unit of 0.53 to 0.86 mol % with respect to the whole of the monomer units, and a melt flow rate at 372° C. of 0.7 to 2.5 g/10 min.

COPOLYMER, MOLDED BODY, EXTRUDED BODY, BLOW MOLDED BODY, TRANSFER MOLDED BODY, AND COATED ELECTRICAL WIRE (18451455)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a copolymer that contains tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit. The copolymer has a specific content of perfluoro(propyl vinyl ether) unit, a melt flow rate at a specific temperature, and a limited number of functional groups per main-chain carbon atoms.

• The copolymer contains tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit.
• The copolymer has a content of perfluoro(propyl vinyl ether) unit of 2.8 to 3.9% by mass.
• The copolymer has a melt flow rate at 372° C. of 2.8 to 4.0 g/10 min.
• The copolymer has a limited number of functional groups of 20 or less per 10 main-chain carbon atoms.

Potential applications of this technology:

• Coatings for various surfaces, such as metals, plastics, and glass.
• Electrical insulation materials.
• Chemical resistant materials for industrial applications.

Problems solved by this technology:

• Provides a copolymer with specific properties, such as a controlled content of perfluoro(propyl vinyl ether) unit and a limited number of functional groups.
• Offers improved melt flow rate, which can enhance processability and ease of manufacturing.

Benefits of this technology:

• Provides a copolymer with tailored properties for specific applications.
• Offers improved processability and ease of manufacturing.
• Provides chemical resistance and electrical insulation properties.

Abstract

There is provided a copolymer containing tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of perfluoro(propyl vinyl ether) unit of 2.8 to 3.9% by mass with respect to the whole of the monomer units, a melt flow rate at 372° C. of 2.8 to 4.0 g/10 min, and the number of functional groups of 20 or less per 10main-chain carbon atoms.

COPOLYMER, MOLDED BODY, INJECTION MOLDED BODY, AND COATED ELECTRICAL WIRE (18451502)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a copolymer that contains tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit. The copolymer has a specific content of perfluoro(propyl vinyl ether) unit, a melt flow rate, and a number of functional groups per main-chain carbon atoms.

• The copolymer contains tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit.
• The copolymer has a specific content of perfluoro(propyl vinyl ether) unit (4.8 to 6.2% by mass).
• The copolymer has a specific melt flow rate at 372°C (17.0 to 23.0 g/10 min).
• The copolymer has a specific number of functional groups per main-chain carbon atoms (50 or less).

Potential applications of this technology:

• Coatings and films with improved properties, such as chemical resistance and low surface energy.
• Electrical insulation materials with high thermal stability and low dielectric constant.
• Medical devices and implants with enhanced biocompatibility.

Problems solved by this technology:

• Provides a copolymer with a specific composition and properties, which can be tailored for various applications.
• Offers improved performance compared to traditional polymers in terms of chemical resistance, thermal stability, and biocompatibility.

Benefits of this technology:

• Enhanced properties, such as chemical resistance, low surface energy, and thermal stability.
• Versatility in applications due to the ability to tailor the copolymer's composition.
• Potential for improved performance and durability in various industries, including electronics, healthcare, and coatings.

Abstract

There is provided a copolymer containing tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of perfluoro(propyl vinyl ether) unit of 4.8 to 6.2% by mass with respect to the whole of the monomer units, a melt flow rate at 372° C. of 17.0 to 23.0 g/10 min, and the number of functional groups of 50 or less per 10main-chain carbon atoms.

FLUORINE-CONTAINING COPOLYMER (18451524)

Main Inventor

Tadaharu ISAKA

Brief explanation

The patent application describes a copolymer that contains tetrafluoroethylene, hexafluoropropylene, and a fluoro(alkyl vinyl ether) unit. The copolymer has specific mass percentages of hexafluoropropylene and fluoro(alkyl vinyl ether) units, a specific melt flow rate, and a specific number of terminal groups per carbon atoms.

• The copolymer contains specific monomer units in specific mass percentages
• The copolymer has a specific melt flow rate at a specific temperature
• The copolymer has a specific number of terminal groups per carbon atoms

Potential Applications

• Coatings for various surfaces
• Electrical insulation materials
• Chemical resistant materials

Problems Solved

• Provides a copolymer with specific properties and composition
• Offers improved performance in various applications
• Allows for better control over the properties of the copolymer

Benefits

• Enhanced chemical resistance
• Improved thermal stability
• Better control over melt flow properties
• Increased flexibility in designing materials with specific properties

Abstract

There is provided a fluorine-containing copolymer containing tetrafluoroethylene unit, hexafluoropropylene unit, and a fluoro(alkyl vinyl ether) unit, wherein the copolymer has a content of hexafluoropropylene unit of 11.5 to 12.5% by mass with respect to the whole of the monomer units, a content of the fluoro(alkyl vinyl ether) unit of 0 to 0.5% by mass with respect to the whole of the monomer units, a melt flow rate at 372° C. of 0.8 to 4.0 g/10 min, and a total number of —CFH, carbonyl group-containing terminal groups, —CF═CFand —CHOH of 50 or less per 10main-chain carbon atoms.

FLUORINE-CONTAINING COPOLYMER (18451915)

Main Inventor

Tadaharu ISAKA

Brief explanation

The patent application describes a copolymer made of tetrafluoroethylene, hexafluoropropylene, and a fluoro(alkyl vinyl ether) unit. The copolymer has specific mass percentages of hexafluoropropylene and fluoro(alkyl vinyl ether) units, a specific melt flow rate, and a limited number of functional groups per carbon atoms.

• The copolymer contains tetrafluoroethylene, hexafluoropropylene, and a fluoro(alkyl vinyl ether) unit.
• The copolymer has a hexafluoropropylene content of 5.0 to 7.0% by mass.
• The copolymer has a fluoro(alkyl vinyl ether) content of 1.4 to 2.9% by mass.
• The copolymer has a melt flow rate at 372°C of 9 to 40 g/10 min.
• The copolymer has a limited number of functional groups (90 or less) per 10 main-chain carbon atoms.

Potential applications of this technology:

• Coatings for various surfaces, such as metals, plastics, and glass.
• Electrical insulation materials.
• Chemical resistant materials for pipes, tanks, and valves.
• Lubricants and release agents.
• Adhesives and sealants.

Problems solved by this technology:

• Provides a copolymer with specific properties suitable for various applications.
• Offers improved chemical resistance and thermal stability.
• Enhances the performance and durability of coated surfaces.
• Provides a copolymer with a controlled number of functional groups.

Benefits of this technology:

• Increased versatility in applications due to the specific composition of the copolymer.
• Improved resistance to chemicals and high temperatures.
• Enhanced durability and longevity of coated surfaces.
• Better control over the number of functional groups for specific applications.

Abstract

There is provided a fluorine-containing copolymer containing tetrafluoroethylene unit, hexafluoropropylene unit and a fluoro(alkyl vinyl ether) unit, wherein the copolymer has a content of hexafluoropropylene unit of 5.0 to 7.0% by mass with respect to the whole of the monomer units, a content of the fluoro(alkyl vinyl ether) unit of 1.4 to 2.9% by mass with respect to the whole of the monomer units, a melt flow rate at 372° C. of 9 to 40 g/10 min, and the number of functional groups of 90 or less per 10main-chain carbon atoms.

FLUORINE-CONTAINING COPOLYMER (18451921)

Main Inventor

Tadaharu ISAKA

Brief explanation

The patent application describes a copolymer that contains tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units. The copolymer has specific mass percentages of hexafluoropropylene and perfluoro(propyl vinyl ether) units, a specific melt flow rate, and a specific number of terminal groups per main-chain carbon atoms.

• The copolymer contains specific units in specific mass percentages
• The copolymer has a specific melt flow rate
• The copolymer has a specific number of terminal groups per main-chain carbon atoms

Potential applications of this technology:

• Coatings for various surfaces
• Electrical insulation materials
• Chemical resistant materials

Problems solved by this technology:

• Provides a copolymer with specific properties and characteristics
• Offers improved performance in various applications

Benefits of this technology:

• Enhanced chemical resistance
• Improved thermal stability
• Increased melt flow rate for easier processing

Abstract

There is provided a fluorine-containing copolymer containing tetrafluoroethylene unit, hexafluoropropylene unit, and a perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of hexafluoropropylene unit of 9.5 to 11.4% by mass with respect to the whole of the monomer units, a content of perfluoro(propyl vinyl ether) unit of 0.5 to 1.6% by mass with respect to the whole of the monomer units, a melt flow rate at 372° C. of 4.1 to 6.9 g/10 min, and a total number of carbonyl group-containing terminal groups and —CF═CFand —CHOH of 90 or less per 10main-chain carbon atoms.

FLUORINE-CONTAINING COPOLYMER (18452075)

Main Inventor

Tadaharu ISAKA

Brief explanation

The patent application describes a copolymer that contains tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units. The copolymer has specific mass percentages of hexafluoropropylene and perfluoro(propyl vinyl ether) units, a specific melt flow rate, and a specific number of —CFH groups per 10 main-chain carbon atoms.

• The copolymer contains tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units.
• The copolymer has a mass percentage of hexafluoropropylene units between 9.5% and 12.2%.
• The copolymer has a mass percentage of perfluoro(propyl vinyl ether) units between 0.5% and 1.4%.
• The copolymer has a melt flow rate at 372°C between 0.8 and 4.0 g/10 min.
• The copolymer has a number of —CFH groups of more than 50 per 10 main-chain carbon atoms.

Potential applications of this technology:

• Coating materials for various surfaces, such as metals, ceramics, and plastics.
• Insulation materials for electrical wires and cables.
• Gaskets and seals for high-temperature and chemical-resistant applications.
• Films and membranes for filtration and separation processes.

Problems solved by this technology:

• Provides a copolymer with specific properties that can be tailored for various applications.
• Offers improved resistance to heat, chemicals, and wear compared to other materials.
• Allows for the production of coatings, insulation, gaskets, and films with enhanced performance and durability.

Benefits of this technology:

• Enhanced resistance to high temperatures, chemicals, and wear.
• Improved durability and longevity of coated surfaces, insulation, gaskets, and films.
• Versatile material that can be customized for specific applications.
• Potential for cost savings due to increased lifespan and reduced maintenance requirements.

Abstract

There is provided a fluorine-containing copolymer containing tetrafluoroethylene unit, hexafluoropropylene unit, and a perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of hexafluoropropylene unit of 9.5 to 12.2% by mass with respect to the whole of the monomer units, a content of perfluoro(propyl vinyl ether) unit of 0.5 to 1.4% by mass with respect to the whole of the monomer units, a melt flow rate at 372° C. of 0.8 to 4.0 g/10 min, and a number of —CFH of more than 50 per 10main-chain carbon atoms.

FLUORINE-CONTAINING COPOLYMER (18452109)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a fluorine-containing copolymer that includes tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units. The copolymer has specific mass percentages of hexafluoropropylene and perfluoro(propyl vinyl ether) units, as well as a specific melt flow rate at 372°C.

• The copolymer contains tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units.
• The hexafluoropropylene unit content is between 9.6% and 10.5% by mass.
• The perfluoro(propyl vinyl ether) unit content is between 1.2% and 1.6% by mass.
• The copolymer has a melt flow rate at 372°C ranging from 17.0 to 40.0 g/10 min.

Potential applications of this technology:

• Coatings for various surfaces, such as metals, plastics, and fabrics.
• Electrical insulation materials.
• Chemical-resistant components in industries like automotive, aerospace, and electronics.

Problems solved by this technology:

• Provides a copolymer with specific mass percentages of hexafluoropropylene and perfluoro(propyl vinyl ether) units, allowing for tailored properties.
• Offers improved chemical resistance and thermal stability compared to other fluoropolymers.
• Enables the production of coatings and materials with desired melt flow rates for specific applications.

Benefits of this technology:

• Enhanced chemical resistance and thermal stability.
• Tailored properties based on specific mass percentages of monomer units.
• Versatile applications in various industries.
• Improved processability with desired melt flow rates.

Abstract

There is provided a fluorine-containing copolymer containing tetrafluoroethylene unit, hexafluoropropylene unit and a perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of the hexafluoropropylene unit of 9.6 to 10.5% by mass with respect to the whole of the monomer units, a content of the perfluoro(propyl vinyl ether) unit of 1.2 to 1.6% by mass with respect to the whole of the monomer units, and a melt flow rate at 372° C. of 17.0 to 40.0 g/10 min.

COPOLYMER, MOLDED BODY, EXTRUDED BODY, BLOW MOLDED BODY, TRANSFER MOLDED BODY, AND COATED ELECTRICAL WIRE (18452146)

Main Inventor

Tadaharu ISAKA

Brief explanation

The patent application describes a copolymer made of tetrafluoroethylene and perfluoro(propyl vinyl ether) units. The copolymer has a specific content of perfluoro(propyl vinyl ether) units, a specific melt flow rate, and a specific number of functional groups.

• The copolymer contains 2.14 to 3.00 mol % of perfluoro(propyl vinyl ether) units.
• The copolymer has a melt flow rate of 33.0 to 50.0 g/10 min at 372° C.
• The copolymer has 50 or fewer functional groups per 10 main-chain carbon atoms.

Potential applications of this technology:

• Coatings and films with improved properties, such as chemical resistance and low surface energy.
• Electrical insulation materials with high thermal stability and low dielectric constant.
• Membranes for fuel cells and other separation processes.

Problems solved by this technology:

• Traditional copolymers may not have the desired combination of properties, such as melt flow rate and functional group content.
• Existing materials may not meet the requirements for specific applications, such as high-temperature stability or low surface energy.

Benefits of this technology:

• The copolymer provides a specific combination of properties, making it suitable for various applications.
• The copolymer's melt flow rate and functional group content can be precisely controlled, allowing for tailored material properties.
• The copolymer offers improved performance compared to existing materials in terms of chemical resistance, thermal stability, and surface properties.

Abstract

There is provided a copolymer containing tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of perfluoro(propyl vinyl ether) unit of 2.14 to 3.00 mol % with respect to the whole of the monomer units, a melt flow rate at 372° C. of 33.0 to 50.0 g/10 min, and the number of functional groups of 50 or less per 10main-chain carbon atoms.

FLUORINE-CONTAINING COPOLYMER (18452878)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a fluorine-containing copolymer that includes tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units. The copolymer has specific mass percentages of hexafluoropropylene and perfluoro(propyl vinyl ether) units, as well as a specific melt flow rate at 372°C.

• The copolymer contains tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units.
• The hexafluoropropylene unit content is between 7.0% and 8.5% by mass.
• The perfluoro(propyl vinyl ether) unit content is between 1.5% and 2.9% by mass.
• The copolymer has a melt flow rate at 372°C between 9 and 15 g/10 min.

Potential applications of this technology:

• Coatings for various surfaces, such as metals or plastics.
• Electrical insulation materials.
• Chemical resistant components.

Problems solved by this technology:

• Provides a copolymer with specific properties and composition for desired applications.
• Offers improved chemical resistance and thermal stability compared to other polymers.

Benefits of this technology:

• Enhanced chemical resistance and thermal stability.
• Versatile material suitable for various applications.
• Allows for precise control of composition and properties.

Abstract

There is provided a fluorine-containing copolymer containing tetrafluoroethylene unit, hexafluoropropylene unit, and a perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of the hexafluoropropylene unit of 7.0 to 8.5% by mass with respect to the whole of the monomer units, a content of the perfluoro(propyl vinyl ether) unit of 1.5 to 2.9% by mass with respect to the whole of the monomer units, and a melt flow rate at 372° C. of 9 to 15 g/10 min.

FLUORINE-CONTAINING COPOLYMER (18452892)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a fluorine-containing copolymer that includes tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units. The copolymer has specific mass percentages of hexafluoropropylene and perfluoro(propyl vinyl ether) units, as well as a specific melt flow rate at 372°C.

• The copolymer contains tetrafluoroethylene, hexafluoropropylene, and perfluoro(propyl vinyl ether) units.
• The mass percentage of hexafluoropropylene units is between 7.6% and 10.3%.
• The mass percentage of perfluoro(propyl vinyl ether) units is between 1.3% and 2.4%.
• The copolymer has a melt flow rate of 4.5 to 9.5 g/10 min at 372°C.

Potential applications of this technology:

• Coatings for surfaces that require high chemical resistance and low friction.
• Electrical insulation materials for high-temperature environments.
• Gaskets and seals for industrial applications.

Problems solved by this technology:

• Provides a copolymer with specific properties, such as chemical resistance and low friction, for various applications.
• Offers improved electrical insulation performance in high-temperature conditions.
• Enhances the durability and reliability of gaskets and seals in demanding industrial environments.

Benefits of this technology:

• High chemical resistance and low friction properties improve the performance and lifespan of coated surfaces.
• Excellent electrical insulation capabilities in high-temperature environments ensure safety and reliability.
• Enhanced durability and reliability of gaskets and seals reduce maintenance and downtime in industrial applications.

Abstract

There is provided a fluorine-containing copolymer containing tetrafluoroethylene unit, hexafluoropropylene unit, and perfluoro(propyl vinyl ether) unit, wherein the content of hexafluoropropylene unit is 7.6 to 10.3% by mass with respect to the whole of the monomer units; the content of perfluoro(propyl vinyl ether) unit is 1.3 to 2.4% by mass with respect to the whole of the monomer units; and the melt flow rate at 372° C. is 4.5 to 9.5 g/10 min.

COPOLYMER, MOLDED BODY, INJECTION MOLDED BODY, AND COATED ELECTRICAL WIRE (18452908)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a copolymer that contains tetrafluoroethylene and perfluoro(propyl vinyl ether) units. The copolymer has a specific content of the perfluoro(propyl vinyl ether) unit, a specific melt flow rate, and a specific number of functional groups per 10 main-chain carbon atoms.

• The copolymer contains tetrafluoroethylene and perfluoro(propyl vinyl ether) units.
• The copolymer has a content of the perfluoro(propyl vinyl ether) unit of 4.1 to 4.9% by mass.
• The copolymer has a melt flow rate at 372°C of 33.0 to 45.0 g/10 min.
• The copolymer has a number of functional groups of 50 or less per 10 main-chain carbon atoms.

Potential applications of this technology:

• Coatings for various surfaces, such as metals, plastics, and textiles.
• Electrical insulation materials.
• Chemical-resistant materials for pipes, tanks, and other equipment.

Problems solved by this technology:

• Provides a copolymer with specific properties that can be tailored for various applications.
• Offers improved chemical resistance and thermal stability compared to other materials.

Benefits of this technology:

• Provides a copolymer with a specific content of perfluoro(propyl vinyl ether) unit, melt flow rate, and number of functional groups.
• Offers versatility in applications due to its unique properties.
• Provides improved chemical resistance and thermal stability.

Abstract

There is provided a copolymer containing tetrafluoroethylene unit and a perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of the perfluoro(propyl vinyl ether) unit of 4.1 to 4.9% by mass with respect to the whole of the monomer units, a melt flow rate at 372° C. of 33.0 to 45.0 g/10 min, and the number of functional groups of 50 or less per 10main-chain carbon atoms.

FLUORINE-CONTAINING COPOLYMER (18453487)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a fluorine-containing copolymer that includes tetrafluoroethylene unit, hexafluoropropylene unit, and perfluoro(propyl vinyl ether) unit. The copolymer has specific mass percentages of hexafluoropropylene unit and perfluoro(propyl vinyl ether) unit, as well as a specific melt flow rate at 372°C.

• The copolymer contains tetrafluoroethylene unit, hexafluoropropylene unit, and perfluoro(propyl vinyl ether) unit.
• The copolymer has a mass percentage of hexafluoropropylene unit between 10.3% and 12.2%.
• The copolymer has a mass percentage of perfluoro(propyl vinyl ether) unit between 1.2% and 1.6%.
• The copolymer has a melt flow rate at 372°C between 13.0 and 17.0 g/10 min.

Potential applications of this technology:

• Coatings for various surfaces, such as metals, plastics, and glass.
• Electrical insulation materials.
• Chemical resistant materials for industrial applications.

Problems solved by this technology:

• Provides a copolymer with specific properties suitable for various applications.
• Offers improved chemical resistance and thermal stability compared to other materials.
• Allows for the production of coatings and materials with desired performance characteristics.

Benefits of this technology:

• Enhanced chemical resistance and thermal stability.
• Versatile material suitable for various applications.
• Improved melt flow rate for easier processing and manufacturing.

Abstract

There is provided a fluorine-containing copolymer containing tetrafluoroethylene unit, hexafluoropropylene unit, and perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of hexafluoropropylene unit of 10.3 to 12.2% by mass with respect to the whole of the monomer units, a content of perfluoro(propyl vinyl ether) unit of 1.2 to 1.6% by mass with respect to the whole of the monomer units, and a melt flow rate at 372° C. of 13.0 to 17.0 g/10 min.

COPOLYMER, MOLDED BODY, INJECTION MOLDED BODY, AND COATED ELECTRICAL WIRE (18454133)

Main Inventor

Tadaharu ISAKA

Brief explanation

The abstract describes a copolymer that contains tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit. The copolymer has a specific content of perfluoro(propyl vinyl ether) unit, a specific melt flow rate, and a specific number of functional groups per 10 main-chain carbon atoms.

• The copolymer contains tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit.
• The copolymer has a content of perfluoro(propyl vinyl ether) unit of 4.6 to 5.2% by mass.
• The copolymer has a melt flow rate at 372° C. of 22.0 to 28.0 g/10 min.
• The copolymer has a number of functional groups of 50 or less per 10 main-chain carbon atoms.

Potential applications of this technology:

• Coatings for various surfaces, such as metals, plastics, and fabrics.
• Electrical insulation materials.
• Chemical resistant materials.

Problems solved by this technology:

• Provides a copolymer with specific properties that can be tailored for various applications.
• Offers improved chemical resistance and thermal stability compared to other materials.

Benefits of this technology:

• Provides a copolymer with a specific content of perfluoro(propyl vinyl ether) unit, melt flow rate, and number of functional groups.
• Offers versatility in applications due to the ability to tailor the copolymer's properties.
• Provides improved chemical resistance and thermal stability compared to other materials.

Abstract

There is provided a copolymer containing tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of perfluoro(propyl vinyl ether) unit of 4.6 to 5.2% by mass with respect to the whole of the monomer units, a melt flow rate at 372° C. of 22.0 to 28.0 g/10 min, and the number of functional groups of 50 or less per 10main-chain carbon atoms.

POWDERY PRIMER COMPOSITION (18456591)

Main Inventor

Yasukazu NAKATANI

Brief explanation

The patent application describes a powdery primer composition used in the production of a primer film for laminates. The composition includes a meltable fluororesin powder and polyethersulfone powder in a specific weight ratio. The meltable fluororesin has a specific melt flow rate.

• The powdery primer composition contains a meltable fluororesin powder and polyethersulfone powder.
• The weight ratio between the meltable fluororesin powder and the polyethersulfone powder is between 50:50 to 95:5.
• The meltable fluororesin powder has an average particle size of 5 to 100 μm.
• The meltable fluororesin has a melt flow rate of 0.1 to 50 g/10 min.
• The composition is used to form a primer film.
• The primer film is used in laminates that include a film containing a meltable fluororesin.

Potential Applications

• Production of laminates
• Coating applications

Problems Solved

• Provides a powdery primer composition for the production of primer films.
• Allows for the use of meltable fluororesin and polyethersulfone in specific ratios.
• Provides a specific range of particle size and melt flow rate for the meltable fluororesin.

Benefits

• Improved adhesion between films in laminates.
• Enhanced performance of the primer film.
• Allows for the use of specific materials in the primer composition.

Abstract

A powdery primer composition, containing a meltable fluororesin powder having an average particle size of 5 to 100 μm; and polyethersulfone powder, wherein the weight ratio between the meltable fluororesin powder and the polyethersulfone powder is 50:50 to 95:5, and the meltable fluororesin has a melt flow rate of 0.1 to 50 g/10 min. Also disclosed is a primer film formed from the powdery primer composition, and a laminate including a film containing a meltable fluororesin provided on the primer film.

MELTABLE FLUORORESIN PRIMER (18456592)

Main Inventor

Hirotake IMADA

Brief explanation

The abstract describes a meltable fluororesin primer that includes various components such as FEP particles, a heat-resistant resin, surfactants, and water. The primer is used to form a primer film, which is then used in a laminate structure with a meltable perfluoropolymer film.

• The meltable fluororesin primer includes FEP particles, a heat-resistant resin, surfactants, and water.
• The FEP particles have a specific particle size range of 10 to 60 μm.
• The heat-resistant resin can be selected from polyamideimide resins, polyethersulfone resins, and polyimide resins.
• The ratio of FEP particles to the heat-resistant resin in the primer is between 50:50 and 95:5.
• The nonionic surfactant used in the primer is a polyoxyethylene alkyl ether surfactant.
• The meltable fluororesin primer contains 10 to 60% by mass of water.

Potential applications of this technology:

• Coating and protection of various surfaces, such as metals, ceramics, or plastics.
• Use in the manufacturing of electronic components, where a protective and adhesive layer is required.
• Application in the aerospace industry for coating and protecting aircraft components.

Problems solved by this technology:

• Provides a meltable fluororesin primer that can be easily applied and adhered to various surfaces.
• Offers improved heat resistance and durability compared to conventional primers.
• Enables the formation of a strong bond between the primer film and a meltable perfluoropolymer film.

Benefits of this technology:

• Enhanced protection and adhesion properties due to the combination of FEP particles and a heat-resistant resin.
• Improved heat resistance and durability, making it suitable for high-temperature applications.
• Simplified application process with the use of a meltable primer that can be easily melted and applied.

Abstract

A meltable fluororesin primer including a tetrafluoroethylene/hexafluoropropylene copolymer (FEP) particles, a heat-resistant resin, a nonionic surfactant, an acetylenic diol-based surfactant and water, wherein: the FEP particles have an average particle size of 10 to 60 μm; the heat-resistant resin is selected from polyamideimide resins, polyethersulfone resins and polyimide resins; the solid content mass ratio between the FEP particles and the heat-resistant resin is 50:50 to 95:5; the nonionic surfactant is a polyoxyethylene alkyl ether surfactant; and the meltable fluororesin primer contains 10 to 60% by mass of water based on the meltable fluororesin primer. Also disclosed is a primer film formed from the meltable fluororesin primer, a laminate including a film containing a meltable perfluoropolymer provided on the primer film, and a coated article including the laminate.

AIR TREATMENT APPARATUS (18452288)

Main Inventor

Masaya Nishimura

Brief explanation

The abstract describes an air treatment apparatus that includes a heat exchanger and a dust collector. The dust collector is positioned before the heat exchanger and collects substances present in the air. The dust collector either has a surface where water flows or a surface where water is retained.

• The air treatment apparatus includes a heat exchanger and a dust collector.
• The heat exchanger exchanges heat between a fluid and air.
• The dust collector is located upstream of the heat exchanger in the air flow.
• The dust collector collects substances present in the air.
• The dust collector has a surface where water flows or is retained.

Potential applications of this technology:

• Air purification systems for residential or commercial buildings.
• HVAC systems to improve air quality.
• Industrial air treatment systems for factories or manufacturing facilities.

Problems solved by this technology:

• Removes substances and particles from the air, improving air quality.
• Prevents these substances from reaching the heat exchanger, reducing potential damage or clogging.

Benefits of this technology:

• Enhances the efficiency and lifespan of the heat exchanger.
• Improves the overall air quality in the treated environment.
• Reduces maintenance and cleaning requirements for the heat exchanger.

Abstract

An air treatment apparatus includes: a heat exchanger that exchanges heat between a fluid flowing through a first flow path and air flowing through a second flow path; and a first dust collector disposed upstream of the heat exchanger in a flow of the air and that collects a substance contained in the air flowing to the heat exchanger. The first dust collector has: a surface over which water flows, or a surface on which water is retained.

HEAT EXCHANGER (18222599)

Main Inventor

Takehiro Naoi

Brief explanation

The abstract describes a heat exchanger that consists of two heat transfer tubes and a branching tube. The first heat transfer tube is larger and has a higher heat exchange capacity than the second heat transfer tube. The branching tube connects the ends of the first and second heat transfer tubes to each other.

• The first heat transfer tube has a higher heat exchange capacity than the second heat transfer tube.
• The branching tube connects the ends of the first and second heat transfer tubes.
• The branching tube has a shorter flow path for the first heat transfer tube compared to the second heat transfer tube.
• The branching tube includes a U portion and an inflow portion.

Potential Applications

• HVAC systems
• Industrial heat exchangers
• Power plants

Problems Solved

• Efficient heat transfer between two different heat transfer tubes
• Optimization of heat exchange quantity

Benefits

• Improved heat transfer efficiency
• Enhanced performance of heat exchangers
• Energy savings

Abstract

A heat exchanger includes: a first heat transfer tube; a second heat transfer tube; and a branching tube having a first end connected to an end of the first heat transfer tube, a second end connected to an end of the second heat transfer tube, and a third end, and connecting the first end, the second end, and the third end to each other. The first heat transfer tube is larger in heat exchange quantity than the second heat transfer tube. The branching tube has a first flow path connecting the first end with the third end, and a second flow path connecting the second end with the third end. The first flow path is shorter than the second flow path. The branching tube includes: a U portion; and an inflow portion having an end connected to the U portion.

MONITORING APPARATUS, DISPLAY METHOD, PROGRAM, AND MONITORING SYSTEM (18256994)

Main Inventor

Shinsui MASAKI

Brief explanation

The abstract describes a monitoring apparatus for multiple equipment devices that displays their operation states on a screen. It includes a display control unit that associates information about each equipment device with information about the control that changed its operation state.

• The monitoring apparatus displays the operation states of multiple equipment devices on a screen.
• The display control unit shows information about each equipment device and the control that changed its operation state.
• The information about the equipment devices and control changes are displayed in association with each other.

Potential Applications

• Industrial monitoring systems for factories or production lines.
• Surveillance systems for monitoring multiple cameras or sensors.
• Network monitoring systems for tracking the status of various network devices.

Problems Solved

• Simplifies the monitoring process by providing a summary of the operation states of multiple equipment devices.
• Allows users to quickly identify which equipment devices have experienced changes in their operation states.
• Provides a visual representation of the association between equipment devices and the control changes that affected them.

Benefits

• Improved efficiency in monitoring and managing multiple equipment devices.
• Enhanced situational awareness by displaying relevant information in a summarized and organized manner.
• Facilitates troubleshooting and problem identification by highlighting equipment devices with changed operation states.

Abstract

A monitoring apparatus of a plurality of equipment devices displays, on a state display screen, an operation state of each of the plurality of equipment devices in summary, and includes a display control unit configured to display, on the state display screen, information indicating each of the plurality of equipment devices and information relating to control that changed the operation state of the equipment device, in association with each other.