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. 16, 2013
Filed:
Sep. 29, 2006
Tanja Seebeck, Bensheim, DE;
Helmut Guembel, Dannenfels, DE;
Tanja Seebeck, Bensheim, DE;
Helmut Guembel, Dannenfels, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
The present invention relates to a method for producing granular or pulverulent detergent compositions, comprising the production of a detergent base powder by drying an aqueous detergent slurry, which comprises adding to the slurry a copolymer which is obtained by free-radical copolymerization of (A) from 20 to 80% by weight of at least one monomer selected from the group consisting of monoethylenically unsaturated monocarboxylic acids, dicarboxylic acids and dicarboxylic anhydrides, and (B) from 20 to 80% by weight of at least one monomer selected from the group consisting of aliphatic or aromatic monoolefins.