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:
Oct. 17, 2006
Filed:
Jul. 23, 2002
Applicants:
Georg Borchers, Bad Nauheim, DE;
Torsten Pilz, Oberrcifenberg, DE;
Inventors:
Georg Borchers, Bad Nauheim, DE;
Torsten Pilz, Oberrcifenberg, DE;
Assignee:
Clariant GmbH, Frankfurt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D 1/02 (2006.01); C11D 1/66 (2006.01); C11D 3/59 (2006.01);
U.S. Cl.
CPC ...
Abstract
Process for the preparation of bleach activator granules, which comprises extruding a mixture comprising bleach activator, anionic or nonionic surfactant and polyalkylene glycol at temperatures of from 40 to 120° C. and a pressure of from 5 to 30 bar, and granulating the resultant extrudates at a temperature of from 40 to 120° C. on a spheronizer.