| 发明名称 |
USE OF POLYALFAOLEFINS (PAO) DERIVED FROM 1-DODECENE OR 1-TETRADECENE TO IMROVE THERMAL STABILITY IN ENGINE OIL IN AN INTERNAL COMBUSTION ENGINE |
| 摘要 |
The present invention relates to compositions of automotive engine oils using synthetic poly alpha olefins derived from olefins other than 1-decene, especially 1-dodecene, to improve engine oil performance, as demonstrated by the severe Volkswagen T-4, Volkswagen TDI, and Sequence IIIE tests. <IMAGE> |
| 申请公布号 |
EP1051466(B1) |
申请公布日期 |
2004.11.24 |
| 申请号 |
EP19990900590 |
申请日期 |
1999.01.27 |
| 申请人 |
CHEVRON CHEMICAL S.A. |
发明人 |
STUNNENBERG, FRANK;DUCHESNE, PERLA;RADDATZ, JURGEN, H. |
| 分类号 |
C07C2/06;C10M107/10;C10M111/04 |
主分类号 |
C07C2/06 |
| 代理机构 |
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