The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 02, 1989
Filed:
Oct. 17, 1986
Applicant:
Inventor:
Ryoji Watanabe, Osaka, JP;
Assignees:
Violet Co., Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ; C10M / ;
U.S. Cl.
CPC ...
252 54 ; 252 / ; 252 / ; 252 58 ;
Abstract
A lubrication boosting additive comprising a mixture of a fluororesin, which is an alternating copolymer of a fluoroolefin and vinyl ether, soluble in an organic solvent and a phthalic ester in an organic solvent. The amounts of the organic solvent and the phthalic acid are, respectively, from 50 to 500 parts by weight and from 1 to 50 parts by weight per 100 parts by weight of the fluororesin. The additive is added to lubricating oils in an amount of from 0.1 to 10 g, calculated as the fluororesin, per liter of the lubricating oil.
Watanabe, Ryoji. (1989). Lubrication boosting additives and lubricating oil compositions (U.S. Patent No. 4826614). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4826614
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile