Styrene can be used in the range of 0-50% by weight.The acrylosilane polymer may also comprise hydroxy functional groups which can be provided by hydroxy alkyl (meth)acrylates having 1-4 carbon atoms in the alkyl group such as hydroxy ethyl methacrylate, hydroxy propyl methacrylate, hydroxy butylmethacrylate, hydroxy ethyl acrylate, hydroxy propyl acrylate hydroxy butyl acrylate and the like.A sui