Water soluble packages containing liquid compositions
View Patent ↗A package comprises an aqueous liquid detergent composition enclosed by a water-soluble or water-dispersible packaging material. The aqueous liquid detergent composition has a water content of between 20 and 50 wt %. The aqueous liquid detergent composition comprises at least one polyphosphate builder material in an amount of greater than 10 wt % and a carbohydrate.
1. A package comprising an aqueous liquid detergent composition enclosed by a water-soluble or water-dispersible packaging material, said aqueous liquid detergent composition having a water content of between 20 and 50 wt %, and comprising at least one polyphosphate builder material, in an amount of greater than 20 wt % and from 10% to 40 wt % sorbitol.
2. A package according to claim 1 , wherein the amount of sorbitol in the composition is up to 35 wt %.
3. A package according to claim 1 , wherein the amount of sorbitol in the composition is up to 30 wt %.
4. A package according to claim 1 , wherein the amount of polyphosphate builder in the composition is preferably up to 70 wt %.
5. A package according to claim 1 , wherein the water content of the composition is between 20 and 40 wt %.
6. A package according to claim 1 , wherein the aqueous liquid detergent composition comprises up to 15 % by weight of a sulphonated polymer.
7. A package according to claim 6 , wherein the sulphonated polymer is a co-polymer.
8. A package according to claim 7 , wherein the copolymer comprises:
(I) 50-90% by weight of one or monoethylenically unsaturated C 3 -C 6 monocarboxylic acid;
(II) 10-50% by weight of unsaturated sulphonic acid.
9. A package according to claim 8 , wherein the monoethylenically unsaturated C 3 -C 6 monocarboxylic acid is (meth)acrylic acid.
10. A package according to claim 8 , wherein the unsaturated sulphonic acid monomer is 2-acrylamido methyl-1-propanesulphonic acid.
11. A package according to claim 1 , wherein the detergent composition comprises a oligocarboxylate or polycarboxylate builder.
12. A package according to claim 4 wherein the amount of polyphosphate builder in the composition is preferably up to 60 wt%.