发明名称 |
Two-cycle engine oil composition. |
摘要 |
<p>A two-cycle engine oil composition comprising: (I) 100 parts by weight of a base oil composed of (A) 20 to 80% by weight of a copolymer of an alpha -olefin with an ester of a dicarboxylic acid, said copolymer having a kinematic viscosity of 20 to 50 cSt at 100 DEG C, and (B) 80 to 20% by weight of an ester of pentaerythritol with a fatty acid, said ester having a kinematic viscosity of 4 to 20 cSt at 100 DEG C, and (II) 0.4 to 6 parts by weight of calcium phenate incorporated as an indispensable ingredient in the base oil. i</p> |
申请公布号 |
EP0365081(A1) |
申请公布日期 |
1990.04.25 |
申请号 |
EP19890202572 |
申请日期 |
1989.10.12 |
申请人 |
NIPPON OIL CO., LTD. |
发明人 |
KAGAYA, MINEO;ISHIMARU, MITSUAKI |
分类号 |
C10M169/04;C10N10/04;C10N20/02;C10N30/04;C10N30/06;C10N30/08;C10N40/26;F02B75/02 |
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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