Detergents
AssigneeHenkel AG & Co. KGaA
InventorsNadine Warkotsch, Johannes Zipfel, Arnd Kessler, Christian Nitsch, Arno Dueffels, Thomas Holderbaum
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Abstract
Phosphate-free dishwasher detergents which contain a builder, bleaching agents, a nonionic surfactant, and also a) a copolymer comprising i) sulfonic acid group-containing monomers, ii) further ionic and/or nonionic monomers, b) methyl glycine diacetic acid. The detergents according to the invention have good cleaning and rinsing results which are comparable to those of phosphate-containing dishwasher detergents or even outdo them.
Claims21
A phosphate-free automatic dishwashing agent comprising a builder, a bleaching agent, a nonionic surfactant, and:
- a) a copolymer comprising:
- i) a monomer containing a sulfonic acid group;
- and
- ii) one or more ionic or nonionic monomers;
- and
- b) methylglycinediacetic acid.
Dependencies are inferred from the claim text.