Invention Grant
- Patent Title: Lubricating compositions having improved friction properties
- Patent Title (中): 具有改善摩擦性能的润滑组合物
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Application No.: US11839996Application Date: 2007-08-16
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Publication No.: US08349778B2Publication Date: 2013-01-08
- Inventor: Gregory H. Guinther , John T. Loper , Roger M. Sheets
- Applicant: Gregory H. Guinther , John T. Loper , Roger M. Sheets
- Applicant Address: US VA Richmond
- Assignee: Afton Chemical Corporation
- Current Assignee: Afton Chemical Corporation
- Current Assignee Address: US VA Richmond
- Agency: Luedeka Neely Group, P.C.
- Main IPC: C10M137/00
- IPC: C10M137/00 ; C09K3/00 ; F01M9/00
Abstract:
The present invention provides an additive composition comprising (a) at least one ash-containing phosphorus compound prepared by a primary or secondary alcohol or mixtures thereof, and (b) a salt of at least one hydrocarbylamine and at least one hydrocarbyl acid phosphate. Further, the present invention provides a lubricating composition comprising (a) at least one ash-containing phosphorus compound prepared by a primary or secondary alcohol or mixtures thereof, and (b) a salt of at least one hydrocarbylamine and at least one hydrocarbyl acid phosphate, and methods of use thereof.
Public/Granted literature
- US20090048131A1 LUBRICATING COMPOSITIONS HAVING IMPROVED FRICTION PROPERTIES Public/Granted day:2009-02-19
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