Invention Grant
- Patent Title: Color stabilization of lubricating compositions
- Patent Title (中): 润滑组合物的颜色稳定性
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Application No.: US3630897DApplication Date: 1969-10-06
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Publication No.: US3630897APublication Date: 1971-12-28
- Inventor: ROHDE RAYMOND , SKEEN ANDREW E
- Applicant: PHILLIPS PETROLEUM CO
- Assignee: ConocoPhillips Co
- Current Assignee: ConocoPhillips Co
- Priority: US86421069 1969-10-06
- Main IPC: C10M169/00
- IPC: C10M169/00 ; C10M1/32 ; C10M1/38
Abstract:
THE DARKENING AND DISCOLORATION OF LUBRICATING GREASES AND OILS INDUCED BY THE USE OF METAL SALTS OF SUBSTITUTED DITHIOCARBAMIC ACID ARE EFFECTIVELY PREVENTED BY THE INCLUSION OF SMALL AMOUNTS OF POLY(PHENYLENE SULFIDE) IN THE LUBRICATING COMPOSITON.
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