- 专利标题: RUBBER COMPOSITION, TIRE, BISPHENYLDIAMINE COMPOUND, AND ANTI-AGING AGENT
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申请号: US15312768申请日: 2015-05-22
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公开(公告)号: US20170137604A1公开(公告)日: 2017-05-18
- 发明人: Aya SAIKI , Hidehiro MINASHIMA , Yuzaburo YANO , Noriaki SHIINA , Kazuhiro KODAMA , Mifuyu UENO , Takashi SATO , Shinya NAKASHIMA , Masaki ABE
- 申请人: OTSUKA CHEMICAL CO., LTD.
- 申请人地址: JP Osaka-shi, Osaka
- 专利权人: OTSUKA CHEMICAL CO., LTD.
- 当前专利权人: OTSUKA CHEMICAL CO., LTD.
- 当前专利权人地址: JP Osaka-shi, Osaka
- 优先权: JP2014-106393 20140522
- 国际申请: PCT/JP2015/002596 WO 20150522
- 主分类号: C08K5/18
- IPC分类号: C08K5/18 ; C07C211/51 ; C08L7/00 ; C08K5/20 ; C08L9/00 ; B60C1/00 ; C07C237/04
摘要:
Provided is a rubber composition that has better weather resistance than conventional rubber compositions and can inhibit rubber article surface discoloration. The rubber composition contains at least one rubber component selected from natural rubber and diene-based synthetic rubbers and, blended therewith, at least one bisphenyldiamine compound represented by formula (I). In formula (I), R1, R2, R5, and R6 each represent, independently of one another, a hydrogen atom, an alkyl group having a carbon number of 1-10, or a phenyl group, but R1 and R2 do not both simultaneously represent a hydrogen atom and R5 and R6 do not both simultaneously represent a hydrogen atom, R3 and R4 each represent, independently of one another, an alkyl group having a carbon number of 1-8 or an aralkyl group, A represents an alkylene group having a carbon number of 1-12, and l, m, and n each represent an integer of 0 or 1.
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