Title:
TRANSMISSION LUBRICATING COMPOSITION WITH IMPROVED PERFORMANCE, CONTAINING ACID-POLYAMINE CONDENSATION PRODUCT
Document Type and Number:
Japanese Patent JP2011149031
Kind Code:
A
Abstract:
To provide compositions with improved friction resistance, improved anti-shudder properties, and the appropriate friction properties, and compositions suitable for use in a variety of automatic transmission fluids.
The lubricating composition comprises: (a) hydrocarbyl phosphite; (b) the condensation product of at least one fatty acid with a polyamine; (c) a boric acid ester; (d) a borate dispersant; and (e) an oil of lubricating viscosity. The composition has improved anti-shudder properties and the appropriate friction properties. Furthermore, the composition is suitable for use in a variety of automatic transmission fluids.
Inventors:
SUMIEJSKI JAMES L
SMOGGIE JOHN C
TIPTON CRAIG
SMOGGIE JOHN C
TIPTON CRAIG
Application Number:
JP2011103304A
Publication Date:
August 04, 2011
Filing Date:
May 02, 2011
Export Citation:
Assignee:
LUBRIZOL CORP
International Classes:
C10M169/04; C10M133/16; C10M133/46; C10M133/56; C10M137/02; C10M139/00; C10M157/10; C10N30/00; C10N30/06; C10N40/04
Attorney, Agent or Firm:
Hidesaku Yamamoto
Takaaki Yasumura
Natsuki Morishita
Takaaki Yasumura
Natsuki Morishita
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