发明名称 |
PROCESS FOR PRODUCING RUBBER COMPOSITION, RUBBER COMPOSITION AND USE THEREOF |
摘要 |
<p>A process for producing a rubber composition containing a nonconjugated polyene copolymer (A), a softener (B) and a diene rubber (C), comprising: a step of mixing a copolymer composition (I), said copolymer composition (I) comprising 100 parts by weight of a nonconjugated polyene copolymer (A), said nonconjugated polyene copolymer (A) being a random copolymer containing 96 to 70 mol% of the structural units derived from ±-olefin (A1) and 4 to 30 mol% of the structural units derived from nonconjugated polyene (A2) and having a glass transition temperature (Tg) of -25 to 20°C, and 1 to 100 parts by weight of the softener (B); the diene rubber (C); and optionally further the softener (B). A tire tread using the rubber composition and a tire having the tire tread.</p> |
申请公布号 |
EP1741746(A1) |
申请公布日期 |
2007.01.10 |
申请号 |
EP20050736949 |
申请日期 |
2005.04.28 |
申请人 |
MITSUI CHEMICALS, INC.;THE YOKOHAMA RUBBER CO., LTD. |
发明人 |
ICHINO, KOTARO;KUNIZANE, MASAO;ISHII, YUJI;HIRAOKA, KUNIHIDE;KAWASAKI, MASAAKI;MURAKAMI, HIDETATSU;OKADA, KEIJI |
分类号 |
C08L23/08;B60C1/00;C08K5/00;C08L9/00;C08L21/00;C08L23/16 |
主分类号 |
C08L23/08 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|