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US 6,824,623 B1Granted
Graffiti remover, paint stripper, degreaser
AssigneeCognis Corporation
InventorsStephen F. Gross, Martin J. Barabash, J. Frederick Hessel
Life of this patent
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Abstract
A terpene-free cleaning composition containing: (a) an oil-soluble anionic surfactant; (b) a water-soluble anionic surfactant; (c) a primary solvent consisting of a C1-4 alkyl ester; (d) a short-chain cosurfactant; and (e) water.
Claims20
A process for cleaning a hard surface comprising contacting the surface with a cleaning-effective amount of a terpene-free cleaning composition containing:
- (a) from about 2 to about 12% by weight of an oil-soluble anionic surfactant;
- (b) from about 0.2 to about 6% by weight of a water-soluble anionic surfactant;
- (c) from about 3 to about 96% by weight of a primary solvent consisting of a C1-4 alkyl ester of a C6-22 saturated or unsaturated carboxylic acid;
- (d) from about 2 to about 14% by weight of a short-chain cosurfactant;
- and
- (e) remainder, water, all weights being based on the total weight of the composition.
3 more elements
Dependencies are inferred from the claim text.