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. 09, 1991
Filed:
Dec. 06, 1989
Applicant:
Inventors:
Vincent Lamberti, Upper Saddle River, NJ (US);
Eddie N Gutierrez, Ridgefield, NJ (US);
Assignee:
Lever Brothers Company, division of Conopco, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562583 ;
Abstract
A process for the preparation of mixed salts of oxydissuccinate/carboxymethyloxysuccinate is disclosed, which process comprises adding glycolic acid to an aqueous mixture obtained from a 2,2'-oxydisuccinate forming reaction. The mixed oxydisuccinate carboxymethyloxysuccinate salts are obtained in high yields and can be used as detergent builder in cleaning compositions.