| abstract |
The invention relates to plaster compositions having improved adhesion to plastic and metal surfaces, containing 10 to 90% by mass of plaster based on the total mass of the composition and optionally other additives, characterized in that that they contain a combination of a) one or more polymer powders capable of redispersing in water based on one or more monomers from the group comprising vinyl esters, esters of (meth) acrylic acid, vinyl compounds aromatics, olefins, 1, 3-dienes and vinyl halides, and optionally other monomers copolymerizable therewith, and deb) one or more salts from the group of alkali metal and alkaline earth metal salts of acids Short chain fatty having 1 to 4 carbon atoms in the basic hydrocarbon backbone, which are substituted by 1 to 4 carboxyl groups and which do not contain OH groups. |