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:
Jun. 13, 2023
Filed:
Mar. 05, 2021
Weylchem Performance Products Gmbh, Wiesbaden, DE;
Roman Morschhäuser, Mainz, DE;
Judith Preuschen, Sörgenloch, DE;
Bo Kuhse, Wiesbaden, DE;
Rolf Ludwig, Eppstein, DE;
Weylchem Performance Products, GMBH, Wiesbaden, DE;
Abstract
There are disclosed co-granules coated with hydroxymethyl cellulose and containing: b1) cyclic sulfonimine, b2) bleach activator selected from the group consisting of tetraacetylethylenediamine, decanoyloxybenzoic acid or mixtures thereof, and b3) carboxymethyl cellulose as binder, wherein the binder consists of the carboxymethyl cellulose of component b)3 which has a solubility of at least 1 g of carboxymethyl cellulose in 1 L of water at 25° C. and wherein the coating comprises hydroxymethyl cellulose in an amount of from 5 to 20 wt. % of the coated co-granules.