Back to results
US 8,802,617 B2Granted
Polyglycerol graft polymers with low concentrations of carboxylic acid containing monomers and their applications
AssigneeEcolab USA Inc.
InventorsCarter Silvernail, John Nording
Life of this patent
Estimating the term…
Abstract
The present invention includes a cleaning composition that includes at least one alkalinity source, at least one surfactant, water and at least one polyglycerol graft polymer. The polyglycerol graft polymer includes a polyglycerol and a residue of at least one carboxylic acid or carboxylate containing compound in an amount less than or equal to about 40% by weight of the polyglycerol graft polymer.
Claims11
A cleaning composition comprising:
- an alkalinity source consisting of an alkaline metal hydroxide;
- at least one surfactant
- water;
- and
- at least one polyglycerol graft polymer comprising:
- a polyglycerol;
- a residue of at least one carboxylic acid or carboxylate containing compound in an amount less than or equal to about 40% by weight of the polyglycerol graft polymer;
- and
- wherein the composition is a solid, the ratio of alkalinity source to water is at least 1:1 or greater and the composition is substantially free of phosphorous.
6 more elements
Dependencies are inferred from the claim text.