Invention Grant
- Patent Title: Urea grease composition for constant velocity joints
- Patent Title (中): 用于恒速接头的尿素润滑脂组合物
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Application No.: US10870258Application Date: 2004-06-17
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Publication No.: US07897550B2Publication Date: 2011-03-01
- Inventor: Yasushi Kawamura , Takumi Matsumoto , Kazuhiro Miyajima , Tetsuo Nimura , Kazushige Ohmura , Noriaki Shinoda , Keiji Tanaka , Takeo Yamamoto
- Applicant: Yasushi Kawamura , Takumi Matsumoto , Kazuhiro Miyajima , Tetsuo Nimura , Kazushige Ohmura , Noriaki Shinoda , Keiji Tanaka , Takeo Yamamoto
- Applicant Address: US TX Houston
- Assignee: Shell Oil Company
- Current Assignee: Shell Oil Company
- Current Assignee Address: US TX Houston
- Agent Charles W. Stewart
- Priority: JP2003-174133 20030618
- Main IPC: C10M129/40
- IPC: C10M129/40 ; C10M137/10 ; C10M159/24 ; C10M135/18 ; C10M169/06
Abstract:
Urea grease composition for constant velocity joints is provided containing base oil, one or more urea thickener compounds, (A) one or more molybdenum sulphurized dialkyldithiocarbamates represented by general formula (I) wherein R1 and R2 are independently chosen from alkyl groups of from 1 to 24 carbons, m+n=4, m is from 0 to 3 and n is from 4 to 1, (B) triphenylphosphorothionate represented by formula (II) and (C) one or more stearic acid metal salts.
Public/Granted literature
- US20050020456A1 Urea grease composition for constant velocity joints Public/Granted day:2005-01-27
Information query
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