"Examples of usable binders are chlorinated polyethylene, chlorinated polypropylene, alkyl poly(meth)acrylates in which the alkyl group is, for example, methyl, ethyl, n-butyl, i-butyl, n-hexyl or 2-ethylhexyl, copolymers of the said alkyl (meth)acrylates with at least one monomer such as acrylonitrile, vinyl chloride, vinylidene chloride, styrene or butadiene; polyvinyl chloride, vinyl chloride/ac" . . . .