CPC C11D 3/505 (2013.01) [C11D 1/72 (2013.01); C11D 1/722 (2013.01); C11D 3/046 (2013.01); C11D 3/3707 (2013.01)] | 26 Claims |
1. A composition comprising a plurality of particles, each of said particles comprising:
A) a water-soluble polymer;
B) from about 1% to about 40% by weight of said particles of a salt hydrate selected from sodium acetate trihydrate, magnesium sulfate heptahydrate, and combinations thereof;
C) from about 0.5% to about 5% by weight of said particles of an acid selected from citric acid, formic acid, and mixtures thereof; and
D) from about 0.1% to about 20% by weight of said particles of perfume; wherein said perfume is dispersed in a matrix of said water soluble polymer and said salt hydrate; wherein said particles have at least one substantially flat surface and an opposite curved surface; and wherein said particles have a volume from about from about 0.003 cm3 to about 0.5 cm3.
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