发明授权
- 专利标题: Anti-oxidant system
- 专利标题(中): 抗氧化系统
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申请号: US73612申请日: 1987-07-15
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公开(公告)号: US4836943A公开(公告)日: 1989-06-06
- 发明人: Maria M. Kapuscinski , Christopher S. Liu , Ronald E. Jones , Larry D. Grina
- 申请人: Maria M. Kapuscinski , Christopher S. Liu , Ronald E. Jones , Larry D. Grina
- 申请人地址: NY White Plains
- 专利权人: Texaco Inc.
- 当前专利权人: Texaco Inc.
- 当前专利权人地址: NY White Plains
- 主分类号: C10L1/14
- IPC分类号: C10L1/14 ; C10L1/18 ; C10M141/06
摘要:
An oil containing a viscosity index improver of improved oxidative stability contains, as an anti-oxidant system 2,6-di-t-butylphenol and 1-3-aminopropyl-2-pipecoline.
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