| 发明名称 |
VISCOSITYINDEX IMPROVING ADDITIVE FOR LUBRICATING OILS |
| 摘要 |
The color and viscosity stability of copolymeric alpha -olefin viscosity index improvers and of oils containing same are improved by the incorporation therein of minor amounts of N,N'-bis(2-hydroxy-5-alkylbenzyl) alpha - OMEGA -diaminoethane wherein the alkyl group is a C4 to C30 alkyl group and the basic metal salts thereof. |
| 申请公布号 |
JPS53121806(A) |
申请公布日期 |
1978.10.24 |
| 申请号 |
JP19780031800 |
申请日期 |
1978.03.22 |
| 申请人 |
TEXACO DEVELOPMENT CORP |
发明人 |
JIEIMUSU OO UOORUDOBIRITSUGU;KARUMEN EMU KIYUZAANO;DEEBITSUDO DEII RIIDO;RICHIYAADO ERU UINSUTETSUDO |
| 分类号 |
C10M161/00;C10M163/00;C10N30/00;C10N30/02 |
主分类号 |
C10M161/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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