Title:
潤滑油添加剤としてのポリフェノール系化合物
Document Type and Number:
Japanese Patent JP4921731
Kind Code:
B2
Abstract:
A process for preparing an oligomeric phenolic detergent composition comprising contacting an oil soluble alkylphenol with an alkaline earth metal base, an alpha amino acid, and a C 1 to C 6 aldehyde, in the in the presence of a C 2 to C 6 alkylene glycol and a C 2 to C 4 carboxylic acid; and reacting under reactive conditions at a temperature of from 150°C to 225°C. The oligomeric phenolic detergent product can be employed in a lubricating oil.
Inventors:
Vernon Earl Small Junior
Jesse Mayer
Jesse Mayer
Application Number:
JP2005189018A
Publication Date:
April 25, 2012
Filing Date:
June 28, 2005
Export Citation:
Assignee:
Chevron Oronite Company LRC
International Classes:
C10M159/12; C10M159/16; C10M159/22; C10M163/00; C11D3/20; C11D7/26; C10N10/04; C10N30/04; C10N30/10; C10N40/25; C10N70/00
Domestic Patent References:
| JP2000063871A | ||||
| JP2001294884A | ||||
| JP2000063865A | ||||
| JP50133295A | ||||
| JP53061603A |
Foreign References:
| US4655949 |
Attorney, Agent or Firm:
Yanagawa Yasuo