TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Composition: The content of acryloxy silane, alkylene silane, silane coupling agent, organic solvent (S1), and catalyst (C1) is 15-30 parts weight, 20-50 parts weight, 40-50 parts weight, 20-250 parts weight and 2-80 parts weight, respectively. The alkylene silane is vinyltriethoxysilane, vinyltrimethoxysilane, vinyltrichlorosilane, dimethoxymethylvinylsilane, methyl vinyl dichlorosilane or allyl(dichloro) methylsilane. The acryloxy silane is 3-(acryloxy)propyl trimethoxysilane, 3-(methacryloxy)propyl trimethoxysilane, 3-acryloxypropyl methyl dimethoxysilane, 3-(methacryloxy)propyl dimethoxysilane, 3-(acryloxy)propyl triethoxysilane, 3-methacryloxypropyl triethoxysilane, 3-(methacryloxy)propylmethyl diethoxysilane and/or 3-(methacryloxy)propylmethyl dimethyldiethoxylsilane. The content of mercapto silane, silane coupling agent, organic solvent (S2), and catalyst (C2) is 30-50 parts weight, 40-60 parts weight, 30-200 parts weight and 2-90 parts weight, respectively. The mercapto silane is 3-thiopropyl triethoxysilane, 3-thiopropyl trimethoxy silane or 3-thiopropyl methyl dimethoxysilane. The silane coupling agent (D1) and silane coupling agent (D2) have functional groups including chlorine, methoxy group, ethoxy group and alcohol, preferably dimethyl dichlorosilane, diethyl dichlorosilane, diphenyl dichlorosilane, methyl phenyl dichlorosilane, methyl dichlorosilane, dimethyl dimethoxysilane, dimethyl(diethyl) silane, phenyltrichlorosilane, phenyltrimethoxysilane or phenyltriethoxysilane. The organic solvents (S1) and (S2) are methylbenzene, o-xylene, p-xylene, dichloromethane, trichloromethane, tetrahydrofuran, acetone or ethanol. The catalyst (C1) and catalyst (C2) are acid or alkali. The acid is hydrochloric acid, sulfuric acid, phosphoric acid or acetic acid. The alkali is sodium hydroxide, barium hydroxide, potassium hydroxide, calcium hydroxide or triethylamine. The addition amount of organosilicon precursor (A), polymer precursor (B) and initiator is 50-60 parts weight, 40-50 parts weight and 3-5 parts weight. The initiator contains photoinitiator and thermal initiator. The photoinitiator is 2-hydroxy-2-methyl-1-phenylacetone, 1-hydroxycyclohexyl phenyl ketone, 2-methyl-2-(4-morpholinyl)-1-(4-(methylmercapto)phenol)-1-acetone, 2 4 6-trimethylbenzoyl diphenylphosphine oxide, ethyl (2,4,6-trimethylbenzoyl) phenylphosphinate or 2-dimethylamino-2-benzyl-1-(4-(2-hydroxy ethyoxyl)phenol)-1-acetone. The thermal initiator is cyclohexanone peroxide, dibenzoyl peroxide, azodiisobutyronitrile or azobisisoheptonitrile.