发明名称 |
Dispersant and antioxidant VI improvers based on olefin copolymers containing phenothiazine and aromatic amine groups |
摘要 |
Multifunctional viscosity index improvers for lubricating oils based on a hydrocarbon polymer holding pendant functional groups containing phenothiazine, and pendant functional groups containing aromatic amine antioxidant.
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申请公布号 |
US5942471(A) |
申请公布日期 |
1999.08.24 |
申请号 |
US19920907078 |
申请日期 |
1992.07.01 |
申请人 |
ETHYL CORPORATION |
发明人 |
KAPUSCINSKI, MARIA MAGDALENA;BIGGS, ROBERT THOMAS |
分类号 |
C08F8/34;C10M151/02;(IPC1-7):C10M151/04 |
主分类号 |
C08F8/34 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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