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:
Nov. 03, 1998
Filed:
Sep. 22, 1997
Applicant:
Inventors:
Rainer Benda, Brussels, BE;
Edouard Manuel Mathieu, Mont-Saint-Aignan, FR;
Olivier Letailleur, Lillebone, FR;
Assignee:
Exxon Chemical Patents Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
508460 ;
Abstract
High basicity calcium carboxylates useful as lubricant and fuel additives and in paints are obtained by carbonating a mixture of a C.sub.7 to C1.sub.5 carboxylic preferably branched chain oxo-acid and excess calcium at from 15.degree. to 60.degree. C. in the presence of a volatile solvent. Products with a basicity of from 4 to 8 may be obtained.