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US 6,204,239 B1Granted
Fabric cleaning composition containing zeolite
AssigneeColgate-Palmolive Company
InventorsCharles Beagle, Richard Adams, David Beck
Life of this patent
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Abstract
The present invention relates to a composition containing zeolite, ethoxylated nonionic surfactant and an alkali metal carbonate.
Claims7
A cleaning composition comprising approximately by weight:
- (a) 5% to 20% of an ethoxylated nonionic surfactant;
- (b) 2.5% to 30% of a MAP zeolite which has a two dimensional channel system and has a silicone to aluminum weight ratio of less than 1.33 and having a particle size of 2.0 to 4.2 microns, said MAP zeolite being an agglomeration of crystallites having elliptical pore openings, a porosity of at least 1.1 cc/gram, a calcium binding capacity of at least 150 mg CaO per g of anhydrous aluminosilicate.
- (c) 20% to 40% of a supplemental detergent builder salt;
- (d) 0.5% to 5% of a polyacrylate type polymer wherein said polyacrylate polymer is a terpolymer of polyacrylamide, polyacrylic acid and maleic anhydride;
- (e) 0.5% to 35% of a sodium sulfate;
- and
- (f) 0.5% to 7% of an alkali metal silicate.
4 more elements
Dependencies are inferred from the claim text.