发明名称 |
Lubricating oil composition |
摘要 |
A molybdenum-free lubricating oil composition exhibiting improved fuel economy and fuel economy retention properties, which comprises: (a) a major amount of base stock selected from the group consisting of one or more Group IV or Group V oils and mixtures thereof, and mixtures containing one or more Group III oils and at least one Group IV and/or Group V oils, the base stock having a NOACK volatility of 12% or less; and; (b) at least one calcium detergent; and (c) 0.2 to 2.0 wt. % of an organic friction modifier, wherein the composition has a NOACK volatility of about 12 wt. % or less and contains from about 0.058 to 0.58 wt. % calcium from the calcium detergent.
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申请公布号 |
US2002137636(A1) |
申请公布日期 |
2002.09.26 |
申请号 |
US20010026220 |
申请日期 |
2001.12.19 |
申请人 |
HARTLEY ROLFE J.;MIYOSHI TAISUKE N.;WADDOUPS MALCOLM;ROBSON ROBERT |
发明人 |
HARTLEY ROLFE J.;MIYOSHI TAISUKE N.;WADDOUPS MALCOLM;ROBSON ROBERT |
分类号 |
C10M101/02;C10M105/04;C10M107/02;C10M133/06;C10M133/08;C10M133/16;C10M137/10;C10M159/24;C10M169/04;C10N10/04;C10N20/00;C10N20/02;C10N30/06;C10N40/25;(IPC1-7):C10M101/00 |
主分类号 |
C10M101/02 |
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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