发明名称 |
LUBRICATING GREASE COMPOSITION |
摘要 |
<p>A lubricating grease composition comprising base oil and a blended thickener which comprises, as the thickener constituents, (a) one or more urea-type compounds; (b) one or more fatty acid metal salts; and (c) at least one type of amide compound selected from the group comprised of aliphatic amides and aliphatic bisamides shown by the general formulae (1) and (2): R1CONH2 (1) R1CONHR2NHCOR1 (2) wherein R1 denotes a saturated or unsaturated alkyl group having from 15 to 17 carbon atoms and R2 denotes a methylene group or an ethylene group and wherein the blending weight proportions of (a), (b) and (c) are in the ratio of a/(b+c) is in the range of from 0.20 to 10 wherein (1) constituent (a) has a blending weight ratio in the range of from 1 to 10; (2) constituent (b) has a blending weight ratio in the range of from 0.5 to 2.5; and (3) constituent (c) has a blending weight ratio in the range of from 0.5 to 2.5.</p> |
申请公布号 |
EP1888723(A1) |
申请公布日期 |
2008.02.20 |
申请号 |
EP20060754907 |
申请日期 |
2006.04.27 |
申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. |
发明人 |
KAWAMURA, YASUSHI;SATOU, TOSHIKI;TANAKA, KEIJI |
分类号 |
C10M123/04;C10M169/06 |
主分类号 |
C10M123/04 |
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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