Invention Grant
US5898023A Lubricant additive composition for inhibiting viscosity increase and
dispersency decrease
失效
用于抑制粘度增加和分散性降低的润滑添加剂组合物
- Patent Title: Lubricant additive composition for inhibiting viscosity increase and dispersency decrease
- Patent Title (中): 用于抑制粘度增加和分散性降低的润滑添加剂组合物
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Application No.: US47055Application Date: 1998-03-24
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Publication No.: US5898023APublication Date: 1999-04-27
- Inventor: Manuel A. Francisco , Jason Z. Gao , Kim E. Fyfe
- Applicant: Manuel A. Francisco , Jason Z. Gao , Kim E. Fyfe
- Applicant Address: NJ Florham Park
- Assignee: Exxon Research and Engineering Co.
- Current Assignee: Exxon Research and Engineering Co.
- Current Assignee Address: NJ Florham Park
- Main IPC: C10M133/04
- IPC: C10M133/04 ; C10M135/08 ; C10M141/08 ; C10M163/00 ; C10M129/68
Abstract:
A lube oil composition that inhibits lubricant viscosity increase and dispersancy decrease is described. The composition includes an oil of lubricating viscosity and a mixture of specified functionalized derivatives of pentaerythritol tetrakis 3-mercaptopropionate and amine antioxidants.
Public/Granted literature
- USD309460S Tillage point tooth Public/Granted day:1990-07-24
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