IP Library Granted Patent US 8,759,273
Granted Patent B2
US 8,759,273 · App. 13/577,009 · Granted Jun 24, 2014

Thickening composition comprising a copolymer of polydiallyldimethylammonium chloride and acrylamide

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Quick Facts
Patent No.
US 8,759,273
App. No.
13/577,009
Granted
Jun 24, 2014
Kind
B2
Abstract

A liquid detergent composition has a thickening system which comprises; (a) a carboxylic acid/carboxylate polymer, and (b) a polymer comprising an ammonium group.

Claims (11)

1. A liquid laundry detergent composition having a thickening system comprising;

(a) 0.3 to 3 wt. %, based on the total weight of said composition, of a carboxylic acid/carboxylate polymer, and

(b) 0.1 to 2 wt. %, based on the total weight of said composition, of a copolymer of polydimethyldiallylammoniumchloride and acrylamide.

2. A laundry washing operation which comprises the step of:

utilizing a liquid laundry detergent composition according to claim 1 in the laundry washing operation.

3. A composition according to claim 1 , wherein the (a) a carboxylic acid/carboxylate polymer is an associate thickener.

4. A composition according to claim 1 , wherein the (a) carboxylic acid/carboxylate polymer is a hydrophobic modified alkaline soluble emulsion.

5. A composition according to claim 1 , wherein the composition further comprises at least one enzyme.

6. A composition according to claim 1 , wherein the composition further comprises at least one surfactant.

7. A composition according to claim 1 , wherein the composition further comprises at least one organic solvent.

8. A composition according to claim 1 , wherein the composition further comprises at least one further thickener.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 15, 2016
From: RECKITT BENCKISER N.V.
To: RECKITT BENCKISER VANISH B.V.
Reel/Frame 037533/0336 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 4, 2012
From: ZORDAN, GIOVANNI; TORCHIARO, ANTONELLA
To: RECKITT BENCKISER N.V.
Reel/Frame 029077/0119 →