Pigment-free mixture for use in coloring applications or in detergents contains an optical brightener and a (co)polymer with N-vinylcarboxamide units or nitrogen-heterocyclic units, e.g. polyvinylformamide

摘要

Pigment-free mixtures containing optical brightener(s) and at least one (co)polymer, in which the (co)polymer contains polymerised N-vinyl carboxamide unit(s) and/or nitrogen-containing heterocyclic ring(s) and/or units capable of forming such ring(s).