| 发明名称 |
Oil soluble dispersant additives modified with bis-keto/thioketo compounds |
| 摘要 |
The present invention is directed to an oil-soluble lubricating oil additive comprising at least one adduct of (A) a polyolefin of 700 to 5,000 number average molecular weight substituted nitrogen- or ester-containing ashless dispersant and (B) a bis-keto/thioketo compound.
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| 申请公布号 |
US5399273(A) |
申请公布日期 |
1995.03.21 |
| 申请号 |
US19930171312 |
申请日期 |
1993.12.21 |
| 申请人 |
EXXON CHEMICAL PATENTS INC. |
发明人 |
EMERT, JACOB;GUTIERREZ, ANTONIO;LUNDBERG, ROBERT D. |
| 分类号 |
C08F8/34;C10L1/22;C10L1/24;C10M129/95;C10M133/52;C10M159/16;C10M159/18;(IPC1-7):C10M149/14;C10M151/04 |
主分类号 |
C08F8/34 |
| 代理机构 |
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