TWI617520B

Provided is a glass substrate for use as the foremost surface of a device, said glass substrate being formed from a composition obtained by subjecting a metal alkoxide of formula (I) and/or (II) to hydrolytic condensation in an organic solvent in the presence of a metal salt of formula (III), and ad...

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Bibliographische Detailangaben
Hauptverfasser: OTA, SHOTARO, MOTOYAMA, KENICHI
Format: Patent
Sprache:chi
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Zusammenfassung:Provided is a glass substrate for use as the foremost surface of a device, said glass substrate being formed from a composition obtained by subjecting a metal alkoxide of formula (I) and/or (II) to hydrolytic condensation in an organic solvent in the presence of a metal salt of formula (III), and adding a precipitation inhibitor. Formula (I) M1(OR1)n (M1: At least one selected from Si, Ti, Ta, Zr, B, Al, Mg, Sn and Zn; R1: a C1-C5 alkyl group; n: the valency of M1) Formula (II) R2 IM2(OR)4-1 (M2: Si; R2: a hydrogen atom, or a C1-C20 hydrocarbon group which may be substituted with at least one selected from among a halogen atom, a vinyl group, a methacryloxy group, an acryloxy group, a styryl group, a phenyl group, and a cyclohexyl group, and which may have a heteroatom, or a halogen atom, a vinyl group, a methacryloxy group, an acryloxy group, a styryl group, a phenyl group, or a cyclohexyl group; R3: a C1-C5 alkyl group; I: an integer of 1-3) Formula (III) M3(X)m (M3: a metal; X: chlorine, nitric acid, sulfu