US 6,982,242 B2 | ||
Aqueous detergent composition and method of use | ||
Audrey Brenda Liss, Newton, Pa. (US); Joseph Martin Rokowski, Riegelsville, Pa. (US); and Thomas James Ennis, Glenmoore, Pa. (US) | ||
Assigned to Rohm and Haas Company, Philadelphia, Pa. (US) | ||
Filed on Mar. 24, 2004, as Appl. No. 10/808,863. | ||
Claims priority of provisional application 60/464828, filed on Apr. 23, 2003. | ||
Prior Publication US 2004/0214741 A1, Oct. 28, 2004 | ||
Int. Cl. C11D 1/66 (2006.01); C11D 3/06 (2006.01); C11D 3/36 (2006.01); B05D 5/00 (2006.01); B08B 3/04 (2006.01) |
U.S. Cl. 510—269 | 14 Claims |
1. An aqueous detergent composition comprising, based on weight of said aqueous detergent composition:
a) from 0.5 to 5 weight % phosphoric acid or salt thereof;
b) from 0.25 to 5 weight % organic phosphate surfactant;
c) from 0.25 to 5 weight % nonionic surfactant having a hydrophile-lipophile balance number in the range of from 6 to 18;
and
d) water; wherein said aqueous detergent composition has a pH in the range of from 3 to 11.
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