Aq. polymer dispersions, used in weatherproof coatings for walls etc.

摘要

Aq. polymer dispersions contain (a) a dispersed polymer contg. 0.1-5 wt.% of a chemically bonded organosilicon cpd. which forms a silanol by hydrolysis and (b) a cpd. of formula (I). A<1>, A<2>=H or 4-24C alkyl (not both H at the same time); X,Y=alkali metal or ammonium ions.