Title:
フタル酸腐食阻害剤を有する自動変速機用流体
Document Type and Number:
Japanese Patent JP4938461
Kind Code:
B2
Abstract:
A phthalic acid such as terephthalic acid is made soluble in an oil of lubricating viscosity by first mixing it with at least one phosphorus compound. The resulting product is useful for reducing corrosion in a transmission lubricant.
Inventors:
Tipton, Craig Dee.
Waters, Bill A.
Waters, Bill A.
Application Number:
JP2006549299A
Publication Date:
May 23, 2012
Filing Date:
December 17, 2004
Export Citation:
Assignee:
THE LUBRIZOL CORPORATION
International Classes:
C10M141/10; C10M141/02; C10M141/06; C10M141/12; C10M163/00; C10M125/24; C10M129/52; C10M133/56; C10M137/02; C10M137/04; C10M137/10; C10M139/00; C10M159/20; C10M159/22; C10M159/24; C10N10/02; C10N10/04; C10N10/06; C10N10/16; C10N30/12; C10N40/04
Domestic Patent References:
| JPH11199888A | 1999-07-27 |
Foreign References:
| US3558490A | 1971-01-26 |
Attorney, Agent or Firm:
Hidesaku Yamamoto
Takaaki Yasumura
Natsuki Morishita
Takaaki Yasumura
Natsuki Morishita