| 发明名称 |
Lubricating composition containing a polymer |
| 摘要 |
The invention provides a lubricating composition containing an oil of lubricating viscosity, an additive containing a polymeric backbone and at least one amino group. The invention further provides for the additive to have dispersant and/or dispersant viscosity modifying properties. The lubricating composition is suitable for lubricating an internal combustion engine. |
| 申请公布号 |
US8912133(B2) |
申请公布日期 |
2014.12.16 |
| 申请号 |
US201314076530 |
申请日期 |
2013.11.11 |
| 申请人 |
The Lubrizol Corporation |
发明人 |
Gieselman Matthew D.;Christopher Friend L.;Adam Preston J. |
| 分类号 |
C10L1/22;C10M143/04 |
主分类号 |
C10L1/22 |
| 代理机构 |
|
代理人 |
Esposito, Esq. Michael F.;Shold, Esq. David M. |
| 主权项 |
1. A lubricating composition comprising:
(a) an oil of lubricating viscosity; and (b) an additive obtained/obtainable by a process comprising reacting:
(1) isatoic anhydride;(2) an ethylene α-monoolefin copolymer having a number average molecular weight of about 5,000 to about 120,000, said copolymer being grafted with maleic anhydride;(3) at least one aromatic amine comprising at least two linked aromatic moieties, wherein the aromatic amine contains a primary or secondary amino-group;to form the additive. |
| 地址 |
Wickliffe OH US |
