Detergent compositions
AssigneeSandoz Ltd.
InventorRene Fricker
Life of this patent
Estimating the term…
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AssigneeSandoz Ltd.
InventorRene Fricker
Estimating the term…
A detergent composition comprises an aqueous solution of the following components: A: 3 to 6 parts by weight of a nitrilocarboxylic acid in free acid or salt form, B: 2 to 11 parts by weight of a higher (C.sub.8-24) alkyl phenyl polyglycol ether having from 5 to 25 glycol residues, C: 5 to 15 parts by weight of an alkanolamine, D: 1 to 3 parts by weight of a block copolymer of propylene oxide and ethylene oxide of an average molecular weight from 1500 to 2500 and containing from 5 to 15% by weight of ethylene oxide end units, E: 0 to 3 parts by weight of a higher (C.sub.8-14) alcohol, F: 0 to 1 parts by weight of a water-soluble silicone oil, and optionally one of the following solvents: G: 10 to 40 parts by weight of an organic solvent based on aliphatic or aromatic hydrocarbon or chlorinated hydrocarbon or H: 5 to 20 parts by weight of a (C.sub.13) alcohol or a water-soluble glycol.
An aqueous detergent composition comprising from 70% to 85% water and, as the active component thereof, from 15% to 30% of a mixture consisting essentially of:
Dependencies are inferred from the claim text.