| http://www.w3.org/ns/prov#value | - The method of claim 1, wherein the titanium compound is represented by a general formula of Ti(OR)aX4???a, where R is a hydrocarbon group, X is a halogen atom, and is a natural number from 0 to 4; and wherein the silicon compound is represented by a general formula of RnSiCln???4, where R is hydrogen, an aryl, alkoxy, haloalkyl or alkyl group having 1-10 carbon atoms, or a halosilylalkyl or halosi
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