| 发明名称 |
Viscosity modifier polymers |
| 摘要 |
The present invention relates to hydrogenated block copolymers of butadiene and at least one other diene, preferably isoprene. The copolymer is hydrogenated and comprises at least 10% by weight of at least one crystallizable segment and at least one low crystallinity segment.
|
| 申请公布号 |
US5543469(A) |
申请公布日期 |
1996.08.06 |
| 申请号 |
US19950376728 |
申请日期 |
1995.01.20 |
| 申请人 |
EXXON CHEMICAL PATENTS INC. |
发明人 |
STRUGLINSKI, MARK J.;VER STRATE, GARY W.;FETTERS, LEWIS J. |
| 分类号 |
C08C19/02;C08F8/04;C08F36/00;C08F36/04;C10M143/12;C10N20/04;C10N20/06;C10N30/02;C10N40/04;(IPC1-7):C08F297/02 |
主分类号 |
C08C19/02 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
