- 专利标题: LAMINATE AND METHOD FOR PRODUCING PNEUMATIC TIRE
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申请号: EP18787655.2申请日: 2018-04-11
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公开(公告)号: EP3613590A1公开(公告)日: 2020-02-26
- 发明人: SHIBATA, Hirokazu , TANNO, Atsushi
- 申请人: The Yokohama Rubber Co., Ltd.
- 申请人地址: 36-11 Shimbashi 5-chome Minato-ku Tokyo 105-8685 JP
- 专利权人: The Yokohama Rubber Co., Ltd.
- 当前专利权人: The Yokohama Rubber Co., Ltd.
- 当前专利权人地址: 36-11 Shimbashi 5-chome Minato-ku Tokyo 105-8685 JP
- 代理机构: Hoffmann Eitle
- 优先权: JP2017082005 20170418
- 国际公布: WO2018193941 20181025
- 主分类号: B32B25/08
- IPC分类号: B32B25/08 ; B32B25/14 ; B32B27/34 ; B60C1/00 ; C08K5/3495 ; C08L9/00 ; C08L61/06 ; C08L61/28 ; C08L77/00
摘要:
Provided is a laminate which comprises a layer of a polyimide resin and a layer of an unvulcanized rubber composition, and wherein the rubber composition contains (A) a rubber component, (B) 20-100 parts by mass of a polyamide polyether elastomer per 100 parts by mass of the rubber component (A), (C) a condensation product of formaldehyde and a compound represented by formula (1) (wherein each of R 1 , R 2 , R 3 , R 4 and R 5 is independently selected from the group consisting of a hydrogen atom, a hydroxyl group, an alkyl group having 1-8 carbon atoms, a hydroxyalkyl group having 1-8 carbon atoms and an alkoxide group having 1-8 carbon atoms), (D) a methylene donor and (E) a vulcanizing agent. A laminate according to the present invention exhibits improved bonding strength between a layer of a polyimide resin and a layer of a rubber composition.
公开/授权文献
- EP3613590B1 LAMINATE AND METHOD FOR PRODUCING PNEUMATIC TIRE 公开/授权日:2022-01-12
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