ydroxyl groups, where R is a hydrocarbon group or hydrocarbon derivative group and X is a group chemically reactive with said surface hydroxyl groups selected from the group consisting of --OR1, --N(R1)2, --N(H)SiR3 1, --OCH2 CH2 OR1, --O2 CR1, or mixtures, where R1 is a hydrocarbon group or hydrocarbon derivative group; (2) reacting the product of step (1) with a halide or alkoxide of titanium, v