Patent ID: 7749331
Filing Date: 2010-07-06
Classification: C11D

Abstract:
1. A method for improving the run-off behavior of water from hard surfaces and for reducing soil and salt deposition on hard surfaces comprising treating the hard surfaces with a composition comprising: a) at least one polymer as component A comprising one or more repeat units of each of the formulae (II), (III) and (IV) and optionally further units according to formula (VI) where R is hydrogen or any substituted or unsubstituted organic radical, M is hydrogen or an ammonium or metal cation; and water; for the treatment of hard surfaces as compositions, wherein, for the preparation of component A, polyalkylenepolyamines are used which are partially crosslinked with at least bifunctional crosslinkers which have a halohydrin, glycidyl, aziridine or isocyanate unit or a halogen atom as functional groups.