Invention Application
- Patent Title: Lubricating compositions containing ashless catalytic antioxidant additives
- Patent Title (中): 含有无灰催化抗氧化添加剂的润滑组合物
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Application No.: US11732326Application Date: 2007-04-03
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Publication No.: US20070265178A1Publication Date: 2007-11-15
- Inventor: Abhimanyu O. Patil , Jacob J. Habeeb , Michael E. Landis , Manuel A. Francisco , Manika Varma-Nair
- Applicant: Abhimanyu O. Patil , Jacob J. Habeeb , Michael E. Landis , Manuel A. Francisco , Manika Varma-Nair
- Main IPC: C10M133/12
- IPC: C10M133/12 ; C07C209/10
Abstract:
The invention comprises lubricating compositions and hydraulic fluids containing N,N′-diaryl-o-phenylenediamine compounds that impart good levels of oxidation inhibition in the lubricants and hydraulic fluids. The invention further comprises a method of making N,N′-diaryl-o-phenylenediamine compounds.
Public/Granted literature
- US07977286B2 Lubricating compositions containing ashless catalytic antioxidant additives Public/Granted day:2011-07-12
Information query
IPC分类:
