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:
Mar. 21, 1989
Filed:
Mar. 31, 1988
Applicant:
Inventors:
Richard Baur, Mutterstadt, DE;
Walter Denzinger, Speyer, DE;
Albrecht Eckell, Frankenthal, DE;
Heinrich Hartmann, Limburgerhof, DE;
Josef Mueller, Grosskarlbach, DE;
Hans-Juergen Raubenheimer, Ketsch, DE;
Wolfgang Trieselt, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ;
U.S. Cl.
CPC ...
25217424 ; 252 82 ; 25217421 ; 252180 ; 252541 ; 252D / ; 252D / ;
Abstract
Detergents which contain from 0.01 to 20% by weight of oxyalkylated, carbonyl-containing polymers can be prepared by reacting. (A) a polymer which contains, as copolymerized units, one or more monoethylenically unsaturated C.sub.3 -C.sub.6 -carboxylic acids with (B) ethylene oxide, propylene oxide, n-butylene oxide, isobutylene oxide or a mixture of these, in an aqueous medium at up to 150.degree. C.