发明授权
US5147571A Dispersant, VI improver, additive and lubricating oil composition
containing same
失效
分散剂，VI改进剂，含有其的添加剂和润滑油组合物
- 专利标题： Dispersant, VI improver, additive and lubricating oil composition containing same
- 专利标题（中）： 分散剂，VI改进剂，含有其的添加剂和润滑油组合物
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申请号： US642259申请日： 1991-01-16
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公开(公告)号： US5147571A公开(公告)日： 1992-09-15
- 发明人: Thomas F. DeRosa , Benjamin J. Kaufman , Rosemary J. Jennejahn
- 申请人： Thomas F. DeRosa , Benjamin J. Kaufman , Rosemary J. Jennejahn
- 申请人地址： NY White Plains
- 专利权人： Texaco Inc.
- 当前专利权人： Texaco Inc.
- 当前专利权人地址： NY White Plains
- 主分类号： C10L1/236
- IPC分类号： C10L1/236 ; C10M149/06 ; C10M149/10
摘要：
A lubricant additive prepared by the method comprising:(a) mixing a polmer consisting of a polymerized ethylene and at least one (C.sub.3 -C.sub.10) alpha-monolefin, with methyl acrylamido-glycolate methyl ether to form poly [(ethylene-c-alpha-mono-olefin) -graft-(methyl acrylamido glycolate methyl ether)];(b) reacting said poly (methyl acrylamido glycolate methyl ether) with an amino aromatic compound to form the corresponding poly [(ethylene-co-alpha monolefin)-graft-(methyl acryl amidoglycolate)] aromatic amide; and(c) recovering said aromatic amide lubricant additive product.
公开/授权文献
- US4074488A Elevated floor assembly 公开/授权日：1978-02-21
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