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:
Jul. 21, 1992
Filed:
Mar. 04, 1991
Applicant:
Inventor:
Zara M Kavnatsky, Farmington Hills, MI (US);
Assignee:
Diversified Chemical Technologies, Inc., Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 / ; 252 / ; 252 333 ; 252 55 ; 252 52 ; 252 / ;
Abstract
A lubricant composition for use in metal-forming operations is compatible with aqueous-based paint baths and includes an oil having dissolved therein an ester derived from a C.sub.1 -C.sub.5 alcohol and a C.sub.10 -C.sub.25 acid. The ester is typically a methyl or ethyl ester and is present in weight concentrations of up to 30%. One specific pre-lubricant composition includes methyl oleate as the ester. The composition may further include corrosion inhibitors, antioxidants, lubricity builders and the like.