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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0649504 (1991-02-01) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 4 인용 특허 : 0 |
A polymeric lubricating oil additive containing pendant perfluoroaliphatic ester groups that behave as a fuel economy enhancer when added to lubricating oil compositions. The additive is prepared by the process which comprises reacting a perfluoroaliphatic alcohol with an alkenyl succinic acid anhyd
A lubricating oil composition comprising a major amount of an oil of lubricating viscosity and a minor amount of a fuel economy additive prepared by the steps comprising: (a) reacting a perfluoroaliphatic alcohol with a polyalkenyl succinic acid anhydride in the presence of an acid catalyst to form
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