Patent ID: 6188828
Filing Date: 2001-02-13
Classification: C08K,C08L,G02B

Abstract:
Filling material containing, related in each case to the total weight of the filling material:(a) 50 to 99% by weight of one or more polyoxyalkylenes, of which the alkylene units comprise in each case 2 to 5 carbon atoms and in each case 2 to 4 ether bonds, wherein the polyoxyalkylenes have a molecular weight from 200 to 5000 g/mol,(b) 1 to 10% by weight of one or more colloidal oxides and/or hydroxides of silicon and/or of aluminium, and(c) 0.1 to 10% by weight of one or more surfactants, the surfactant being(A) an anionic or cationic surfactant, and/or(B) a polyol, having at least 3 hydroxy groups, at least one of these hydroxy groups being etherised and/or esterised.