Title:
QUATERNARY AMMONIUM SALT CONTAINING COMPOSITIONS THAT PROVIDE BALANCED DEPOSIT CONTROL AND WEAR PERFORMANCE WITHOUT SEAL COMPATIBILITY ISSUES
Document Type and Number:
WIPO Patent Application WO/2014/042823
Kind Code:
A8
Abstract:
The invention relates to lubricating compositions, processes of making such lubricating compositions, and method of using such lubricating compositions. The lubricating compositions of the present invention include a dispersant comprising a quaternary ammonium salt, a phosphorus-containing compound, a metal dialkyldithiophosphate, a derivative of a hydroxyl carbonyl compound and an amine and/or an alcohol. These compositions provide balanced deposit control and wear performance without causing any seal compatibility issues.
Inventors:
DAVIES MARK C (GB)
DELBRIDGE EWAN E (US)
GIESELMAN MATTHEW D (US)
MORTON COLIN J H (GB)
DELBRIDGE EWAN E (US)
GIESELMAN MATTHEW D (US)
MORTON COLIN J H (GB)
Application Number:
PCT/US2013/055519
Publication Date:
October 09, 2014
Filing Date:
August 19, 2013
Export Citation:
Assignee:
LUBRIZOL CORP (US)
International Classes:
C10M141/10; C10M161/00; C10N30/00; C10N30/04; C10N30/06; C10N40/25
Attorney, Agent or Firm:
HILKER, Christoper D. et al. (Legal Dept./MD022B29400 Lakeland Blvd, Wickliffe Ohio, US)
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