IP Library › Granted Patent US 7,504,372
Granted Patent B2
US 7,504,372 · App. 11/662,305 · Granted Mar 17, 2009

Mixtures of bleaching agents

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Quick Facts
Patent No.
US 7,504,372
App. No.
11/662,305
Granted
Mar 17, 2009
Kind
B2
Abstract

What are claimed are synergistically active bleach mixtures consisting of a) a compound of the formula (1) in which n is 3, 4 or 5, and b) tetraacetylethylenediamine and/or 1,5-diacetyl-2,4-dioxo-1,3,5-hexa-hydrotriazine.

Claims (7)

1. A bleach mixture consisting of

a) a compound of the formula (1)

in which n is 5, and

b) tetraacetylethylenediamine, and

c) a component selected from the group consisting of a carrier, a binding agent, a stabilizing agent, a granulating agent, a coating agent, and mixtures thereof,

wherein a weight ratio of component b) to component a) is 2:1.

2. The bleach mixture as claimed in claim 1 , which is present in formulated form.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 13, 2015
From: WEYLCHEM SWITZERLAND AG
To: WEYLCHEM WIESBADEN GMBH
Reel/Frame 035235/0891 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 20, 2014
From: CLARIANT PRODUKTE (DEUTSCHLAND) GMBH)
To: WEYLCHEM SWITZERLAND AG
Reel/Frame 033597/0431 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 8, 2007
From: REINHARDT, GERD; BORCHERS, GEORG
To: CLARIANT PRODUKTE (DEUTSCHLAND) GMBH
Reel/Frame 019021/0764 →