18525085. AIR FILTER MEDIUM, PLEATED FILTER MEDIUM, AIR FILTER UNIT, MASK FILTER MEDIUM, AND METHOD FOR REGENERATING AIR FILTER MEDIUM simplified abstract (DAIKIN INDUSTRIES, LTD.)

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AIR FILTER MEDIUM, PLEATED FILTER MEDIUM, AIR FILTER UNIT, MASK FILTER MEDIUM, AND METHOD FOR REGENERATING AIR FILTER MEDIUM

Organization Name

DAIKIN INDUSTRIES, LTD.

Inventor(s)

Hideyuki Kiyotani of Osaka-Shi (JP)

Kunihiko Inui of Osaka-Shi (JP)

AIR FILTER MEDIUM, PLEATED FILTER MEDIUM, AIR FILTER UNIT, MASK FILTER MEDIUM, AND METHOD FOR REGENERATING AIR FILTER MEDIUM - A simplified explanation of the abstract

This abstract first appeared for US patent application 18525085 titled 'AIR FILTER MEDIUM, PLEATED FILTER MEDIUM, AIR FILTER UNIT, MASK FILTER MEDIUM, AND METHOD FOR REGENERATING AIR FILTER MEDIUM

Simplified Explanation

The air filter medium described in the patent application consists of a fluororesin porous membrane and a supporting member stacked on top of each other. The medium has specific permeability and pressure loss ratios before and after disinfection treatment of the membrane.

  • The permeability ratio of the air filter medium is 5.0 or less, which is the ratio of permeabilities before and after disinfection treatment using NaCl particles.
  • The pressure loss ratio of the air filter medium is between 0.83 and 1.15, which is the ratio of pressure losses before and after disinfection treatment of the membrane.

Potential Applications

This technology can be applied in various air filtration systems, including HVAC systems, cleanrooms, and medical facilities.

Problems Solved

This technology solves the problem of maintaining air filter efficiency and performance after disinfection treatments, ensuring clean and safe air quality.

Benefits

The benefits of this technology include improved air filtration efficiency, reduced pressure loss, and prolonged filter lifespan, leading to cost savings and better air quality.

Potential Commercial Applications

Commercial applications of this technology include air purifiers, industrial air filtration systems, and medical-grade air filters.

Possible Prior Art

One possible prior art could be the use of fluororesin membranes in air filtration systems, but the specific combination of permeability and pressure loss ratios after disinfection treatment as described in this patent application may be novel.

Unanswered Questions

How does this technology compare to traditional air filter media in terms of performance and longevity?

This article does not provide a direct comparison between this technology and traditional air filter media in terms of performance and longevity. Further research or testing may be needed to determine the advantages of this technology over existing solutions.

What disinfection treatments are compatible with the fluororesin porous membrane, and are there any limitations or considerations for using them?

The article does not specify the types of disinfection treatments that are compatible with the fluororesin porous membrane or any limitations or considerations for using them. Additional information or testing may be required to determine the compatibility of different disinfection methods with this technology.


Original Abstract Submitted

An air filter medium includes a fluororesin porous membrane and a supporting member stacked on top of each other. The air filter medium has a permeability ratio (permeability after disinfection treatment/permeability before disinfection treatment) of 5.0 or less, the permeability ratio being a ratio of permeabilities of the air filter media before and after the disinfection treatment of the fluororesin porous membrane as determined using NaCl particles having a particle size of 0.1 μm, and a pressure loss ratio (pressure loss after disinfection treatment/pressure loss before disinfection treatment) of 0.83 or more and 1.15 or less, the pressure loss ratio being a ratio of pressure losses of the air filter media before and after the disinfection treatment of the fluororesin porous membrane.