| 发明名称 |
Lubricating Composition |
| 摘要 |
The present invention relates to a lubricating composition containing a dispersant, a corrosion inhibitor and an antioxidant. The invention further provides a method for lubricating a mechanical device with the lubricating composition. |
| 申请公布号 |
US2015045263(A1) |
申请公布日期 |
2015.02.12 |
| 申请号 |
US201414525839 |
申请日期 |
2014.10.28 |
| 申请人 |
The Lubrizol Corporation |
发明人 |
Butke Betsy J.;Hasegawa Hirohito;Cerda de Grotte Carlos L.;Yoshimura Tadashi |
| 分类号 |
C10M141/10 |
主分类号 |
C10M141/10 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method for lubricating a hydraulic system comprising supplying to the hydraulic an ashless lubricating composition comprising:
(a) about 0.01 to about 2 wt % of a dispersant; (b) about 0.05 to about 1 wt % of an antioxidant; (c) about 0.0001 wt % to about 0.1 wt % of a corrosion inhibitor; (d) an oil of lubricating viscosity; and (e) about 0.05 wt % to about 5 wt % of an antiwear agent mixture comprising:
(i) an ammonium or amine salt of a phosphorus-containing acid or ester, and(ii) an amide-containing dithiophosphorus acid ester. |
| 地址 |
Wickliffe OH US |
