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US 8,946,139 B2Granted
Liquid laundry composition
AssigneeConopco, Inc.
InventorsStephen Norman Batchelor, Jayne Michelle Bird
Life of this patent
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Abstract
The present invention concerns liquid laundry formulations incorporating a modified lignin polymer.
Claims12
A composition comprising:
- (a) from 0.00001 to 0.05 wt % of a shading dye having a chromophore, wherein the chromophore is selected from the group consisting of:
- mono-azo, bis-azo, triphenodioxazine, phthalocyanin, naptholactam, azine and anthraquinone;
- and
- wherein the shading dye comprises at least one sulfonate group;
- (b) from 1 to 70 wt % of a surfactant;
- (c) from 0.1 to 30 wt % of a modified lignin polymer;
- (d) the remainder of the composition being diluents and adjuncts to 100 wt % and
- wherein the composition is a liquid laundry detergent.
5 more elements
A method comprising the steps of:
- (i) applying a liquid laundry composition to a textile wherein the liquid laundry composition comprises:
- (a) from 0.00001 to 0.05 wt % of a shading dye having a chromophore, wherein the chromophore is selected from the group consisting of:
- mono-azo, bis-azo, triphenodioxazine, phthalocyanin, naptholactam, azine and anthraquinone;
- and wherein the shading dye comprises at least one sulfonate group;
- (b) from 1 to 70 wt % of a surfactant;
- (c) from 0.1 to 30 wt % of a modified lignin polymer;
- and,
- (d) the remainder of the composition being diluents and adjuncts to 100 wt %;
- (ii) rinsing the textile with water;
- and,
- (iii) drying the textile.
8 more elements
Dependencies are inferred from the claim text.