18292166. CONDUCTIVE RUBBER COMPOSITION FOR SENSING simplified abstract (BRIDGESTONE CORPORATION)
Contents
CONDUCTIVE RUBBER COMPOSITION FOR SENSING
Organization Name
Inventor(s)
Tomohiro Urata of Chuo-ku, Tokyo (JP)
CONDUCTIVE RUBBER COMPOSITION FOR SENSING - A simplified explanation of the abstract
This abstract first appeared for US patent application 18292166 titled 'CONDUCTIVE RUBBER COMPOSITION FOR SENSING
Simplified Explanation: The patent application discusses a conductive rubber composition for sensing that can accurately detect cracks by measuring changes in electrical resistance to strain.
- Contains a rubber component with a high acrylonitrile unit content
- Loss tangent at 1% strain is 0.6 or less
- Hysteresis loss at 70% elongation is 0.43 or more
Key Features and Innovation:
- High acrylonitrile content in rubber component
- Good responsiveness to changes in electrical resistance
- Accurate detection of cracks in the material
Potential Applications:
- Structural health monitoring in buildings and bridges
- Wearable technology for monitoring body movements
- Automotive industry for detecting stress in components
Problems Solved:
- Accurate detection of cracks in materials
- Improved responsiveness to strain changes
- Enhanced durability and reliability in sensing applications
Benefits:
- Early detection of potential failures
- Increased safety in structural applications
- Improved performance and longevity of sensing devices
Commercial Applications: Rubber compositions for structural health monitoring, wearable technology, and automotive stress detection applications.
Questions about Conductive Rubber Composition for Sensing: 1. How does the high acrylonitrile content in the rubber component contribute to the accuracy of crack detection? 2. What are the specific advantages of using this conductive rubber composition in wearable technology applications?
Frequently Updated Research: Stay updated on advancements in conductive rubber technology for sensing applications to ensure the latest innovations are incorporated into products.
Original Abstract Submitted
The technical problem of the present disclosure is to provide a conductive rubber composition for sensing that has good responsiveness of changes in electrical resistance to strain and can accurately detect the occurrence of cracks. The solution is a conductive rubber composition for sensing, containing a rubber component and carbon black, wherein the rubber component contains 80% by mass or more of acrylonitrile-butadiene rubber with an acrylonitrile unit content of more than 45% by mass, a loss tangent (tan δ) at 1% strain is 0.6 or less, and a hysteresis loss (Wd/Ws) at 70% elongation is 0.43 or more.
