	US 12,351,779 B2
	Stability and viscosity in high active high caustic laundry emulsion with low HLB surfactant
Amanda Ruth Blattner, Saint Paul, MN (US); David Dotzauer, Saint Paul, MN (US); Agbeko Yao Sallah, Saint Paul, MN (US); Paige Mary Owens-Polta, Saint Paul, MN (US); Alyssa Ana Hantzsch, Saint Paul, MN (US); Brendon Daniel Disrud, Saint Paul, MN (US); Alissa Rachel Ellingson, Saint Paul, MN (US); and Gang Pu, Saint Paul, MN (US)
Assigned to ECOLAB USA INC., Saint Paul, MN (US)
Filed by ECOLAB USA INC., Saint Paul, MN (US)
Filed on Dec. 3, 2021, as Appl. No. 17/457,586.
Claims priority of provisional application 63/199,072, filed on Dec. 4, 2020.
Prior Publication US 2022/0177809 A1, Jun. 9, 2022
Int. Cl. C11D 1/66 (2006.01); C11D 1/72 (2006.01); C11D 1/825 (2006.01); C11D 3/04 (2006.01); C11D 3/22 (2006.01); C11D 3/33 (2006.01); C11D 3/36 (2006.01); C11D 3/37 (2006.01); C11D 17/00 (2006.01); D06L 1/20 (2006.01)

CPC C11D 3/044 (2013.01) [C11D 1/72 (2013.01); C11D 1/8255 (2013.01); C11D 3/222 (2013.01); C11D 3/3765 (2013.01); C11D 17/0008 (2013.01); D06L 1/20 (2013.01); C11D 2111/12 (2024.01)]

19 Claims

1. A liquid detergent composition comprising:

an alkalinity source;

an acrylic copolymer rheology modifier according to the formula:

A_a-B_b-C_c-D_a

wherein A is at least one ethylenically unsaturated monomer having one or more carboxylic acid groups, a is the weight percent of A on the basis of the total weight of the monomer units, B is at least one ethylenically unsaturated monomer not having a carboxylic acid group, b is the weight percent of B on the basis of the total weight of the monomer units, C is at least one oxyalkylated monomer having ethylenic unsaturation and which is terminated by a hydrophobic fatty chain, c is the weight percent of C on the basis of the total weight of the monomer units, D is optional and if present comprises at least one monomer having at least two sites of ethylenic unsaturation, and d is the weight percent of D on the basis of the total weight of the monomer units;

one or more sequestering agents, wherein the one or more sequestering agents comprises an acrylic/maleic copolymer with a molecular weight of 3,000-3,500 g/mol;

one or more nonionic surfactants, wherein the one or more nonionic surfactants comprises a C₁₂-C₁₄linear alcohol ethoxylate with 3 to 5 moles of ethoxylation; and

an alkylpolysaccharide.