Drive belt
JP7715515B2Active Publication Date: 2025-07-30BANDO CHEM IND LTD +1
Patent Information
- Application Number
- JP2021055465
- Authority / Receiving Office
- JP · JP
- Patent Type
- Patents
- Current Assignee / Owner
- Filing Date
- 2021-03-29
- Publication Date
- 2025-07-30
- Estimated Expiration
- 2041-03-29
Smart Images

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Abstract
To provide a high-performance transmission belt.SOLUTION: In a transmission belt B, at least a portion 111 of a belt body 11 is made of a crosslinked rubber composition. The crosslinked rubber composition is composed of a crosslinked product of an uncrosslinked rubber composition containing a rubber component, nanofibers, carbon black, and zinc dimethacrylate. In the crosslinked rubber composition, the nanofibers are oriented in a belt width direction. In the uncrosslinked rubber composition, the content of the carbon black is 25 pts.mass or more and 70 pts.mass or less, and the sum of the contents of the carbon black and the zinc dimethacrylate is 35 pts.mass or more and 75 pts.mass or less, with respect to 100 pts.mass of the rubber component.SELECTED DRAWING: Figure 1A
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Citation Information
Patent Citations
Lubricating structure of transfer
JP1986045170A
Rubber composition and driving belt
JP2010138312A
Transmission belt
JP2018141554A
V-belt and production method therefor
WO2015045255A1