Typical monomers that provide amine groups are alkylaminoalkyl acrylates and methacrylates such as diethyaminoethyl methacrylate, dimethylaminoethyl methacrylate, diethylaminoethyl acrylate, dimethylaminoethyl acrylate, dipropylaminoethyl methacrylate, methylethylaminoethyl methacrylate, butylaminoethyl methacrylate, tertiary butylaminoethyl methacrylate and the like.