Invention Grant
- Patent Title: Lubricating oil containing dispersant viscosity index improver
- Patent Title (中): 润滑油含分散剂粘度指数改进剂
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Application No.: US918204Application Date: 1986-10-14
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Publication No.: US4790948APublication Date: 1988-12-13
- Inventor: Christopher S. Liu , William P. Hart , Maria M. Kapuscinski
- Applicant: Christopher S. Liu , William P. Hart , Maria M. Kapuscinski
- Applicant Address: NY White Plains
- Assignee: Texaco Inc.
- Current Assignee: Texaco Inc.
- Current Assignee Address: NY White Plains
- Main IPC: C08F8/34
- IPC: C08F8/34 ; C10M145/14 ; C10M107/42 ; C08L51/00
Abstract:
Lubricating oils of improved properties contain a terpolymer of glycidyl methacrylate, lauryl methacrylate, and stearyl methacrylate which has been functionalized or coupled with phenothiazine and with N-methyl piperazine.
Public/Granted literature
- US6068748A Extended use planar sensors Public/Granted day:2000-05-30
Information query
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