发明名称 |
Improved multifunctional viscosity index modifier additives derived from polyamines containing one primary amino group and at least one secondary amino group. |
摘要 |
<p>An oil soluble composition useful as a multifunctional viscosity improver additive for oleaginous composition comprising adduct of: (A) high molecular weight ethylene copolymer substituted carboxylic acid material comprising reaction product of (i) ethylene copolymer having a number average molecular weight of at least 15,000, and (ii) monounsaturated carboxylic acid material; and (B) at least one polyamine contining one primary amino group and at least one, preferably from 1 to 6, secondary amino group. i</p> |
申请公布号 |
EP0400866(A1) |
申请公布日期 |
1990.12.05 |
申请号 |
EP19900305562 |
申请日期 |
1990.05.22 |
申请人 |
EXXON CHEMICAL PATENTS INC. |
发明人 |
GUTIERREZ, ANTONIO;LUNDBERG, ROBERT DEAN |
分类号 |
C10M133/52;C08F8/32;C10L1/236;C10L1/24;C10M143/02;C10M149/06;C10M151/04;C10M159/12 |
主分类号 |
C10M133/52 |
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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