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:
Feb. 27, 2018
Filed:
May. 09, 2014
Weylchem Wiesbaden Gmbh, Wiesbaden, DE;
Gerd Reinhardt, Kelkheim, DE;
Michael Best, Bad Soden, DE;
Miriam Ladwig, Dietzenbach, DE;
Andreas Schottstedt, Hofheim, DE;
Mathias Groeschen, Waldbrunn-Hintermeilingen, DE;
Sven Gebhard, Liederbach, DE;
WEYLCHEM WIESBADEN GMBH, Wiesbaden, DE;
Abstract
The invention relates to a bleach catalyst granules containing a metal-containing bleach catalyst, which comprises at least one ligand selected from the group comprising di- or trimethyltriazcyclononanes or derivatives therefrom, and a homo- or copolymer polycarboxylate, salts thereof or partially neutralized having a pH-value of between 3 and 9. Said granules are produced in an anhydrous granulation process, in particular by compacting, the treatment temperature being maintained at below 100° C.