| 发明名称 |
Phosphate based additives for hydraulic fluids and lubricating compositions |
| 摘要 |
<p>Disclosed are synergistic antioxidant compositions composed of (1) amine salts of alkyl phosphates and (2) ethylenediamine, ammonium or metal salts of alkylarylsulfonates. The antioxidant compositions are useful for formulating zinc-free antiwear hydraulic fluids and gear lubricating oils in conjunction with thiophosphate type antiwear agents, corrosion and rust inhibitors.</p> |
| 申请公布号 |
EP0821053(A2) |
申请公布日期 |
1998.01.28 |
| 申请号 |
EP19970118879 |
申请日期 |
1997.10.30 |
| 申请人 |
R.T. VANDERBILT COMPANY, INC. |
发明人 |
KAROL, THOMAS J.;DONNELLY, STEVEN G.;STUNKEL, BRAIN W. |
| 分类号 |
C10M129/10;C10M133/12;C10M133/44;C10M135/10;C10M135/18;C10M137/08;C10M137/10;C10M141/10;C10N10/02;C10N10/04;C10N30/10;C10N40/04;C10N40/08;(IPC1-7):C10M141/10 |
主分类号 |
C10M129/10 |
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