Coated article, coating liquid composition, and method for producing coated article
AssigneeNippon Sheet Glass Co., Ltd.
InventorKazutaka Kamitani
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Abstract
The invention is an coated article composed of a substrate and an organic-inorganic composite film, which is coated on the substrate and has an oxide of a cation atom capable of forming an oxide network coated on the surface of the substrate, and the same has a part of oxygen of the oxide substituted by an organic group, wherein the organic-inorganic composite film includes alkaline metal oxides at a ratio of 0.1 through 30% of the total number of the alkaline metal atoms and the cation atoms expressed in terms of the number of alkaline metal atoms, and the article coated with a high-performance organic-inorganic composite film, is able to withstand outdoor uses and has high hardness.
Claims19
A coated article composed of a substrate and an organic-inorganic composite film, which is coated on the surface of said substrate, and has an oxide of a cation atom capable of forming an oxide network, and having a part of oxygen of said oxide substituted by an organic group, wherein said organic-inorganic composite film includes alkaline metal oxides at a ratio of 0.1 through 30% of the total number of said alkaline metal atoms and said cation atoms expressed in terms of the number of said alkaline metal atoms, and further includes alkaline earth metal oxides at a ratio of 0.1 through 30% of the total number of said alkaline metal atoms, said alkaline earth metal atoms, and said cation atoms expressed in terms of the number of said alkaline earth metal atoms.
A composition for coating, including:
- (a) a hydrolyzable and condensation-polymerizable organic metal compound having an organic group of nonhydrolyzability;
- (b) an acid, and
- (c) an alkaline metal compound.
Dependencies are inferred from the claim text.