发明名称 |
Environmentally friendly viscosity index improving compositions |
摘要 |
A lubricant composition having improved viscosity index characteristics is described that comprises (A) at least one vegetable or synthetic triglyceride oil of the formula <CHEM> wherein R<1>, R<2> and R<3> are aliphatic hydrocarbyl groups having at least 60 percent monounsaturated character and containing from about 6 to about 24 carbon atoms and (B) at least one mixed ester of a carboxy-containing interpolymer. Optionally, the composition may also contain (C) a synthetic ester base oil, and (D) an antioxidant. ha |
申请公布号 |
ZA9309327(B) |
申请公布日期 |
1994.08.25 |
申请号 |
ZA19930009327 |
申请日期 |
1993.12.13 |
申请人 |
THE LUBRIZOL CORPORATION |
发明人 |
RICHARD MICHAEL LANGE;JOSEPH GERARD SEEBAUER;CONRAD ADALBERT MAMAJEK |
分类号 |
C10M169/04;C10N20/02;C10N30/02;C10N40/04;C10N40/08;C10N40/25;C10N40/32 |
主分类号 |
C10M169/04 |
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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