Dimethyl siloxane diol-tetramethoxysilane copolymer Hydroxy-terminated dimethylsiloxane-tetramethoxysilane copolymer Hydroxy-terminated polydimethylsiloxane-tetramethoxysilane copolymer Hydroxydimethylsilyl-terminated dimethylsiloxane-methyl silicate copolymer Poly[oxy(dimethylsilylene)], α-hydro-ω-hydroxy-, polymer with silicic acid (H4SiO4) tetramethyl ester PRX 413-SS 10-tetramethoxysilane copolymer Silanol-terminated poly(dimethyl siloxane)-tetramethylorthosilicate copolymer Silicic acid (H4SiO4), tetramethyl ester, polymer with α-hydro-ω-hydroxypoly[oxy(dimethylsilylene)]