Glass sheet on which is formed coating suitable for preventing weathering and method for producing same

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United States of America Patent

PATENT NO 9802859
SERIAL NO

14385660

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Abstract

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Provided is a method for forming a coating containing an organic acid in a glass sheet production line while controlling an increase in the haze ratio of the glass. The method of the present invention is a method for producing a coated glass sheet, the method including the steps of cutting a glass ribbon to form a plurality of glass sheets in a glass sheet production line; and applying a solution onto the glass ribbon or the plurality of glass sheets in the glass sheet production line, the solution containing an organic acid and at least one selected from a water-soluble polymer and a polyphosphoric acid salt. The water-soluble polymer is preferably a water-soluble high-molecular-weight polymer, and more preferably a water-soluble copolymer. A preferred water-soluble copolymer contains a vinylpyrrolidone unit.

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Patent Owner(s)

Patent OwnerAddress
NIPPON SHEET GLASS COMPANY LIMITEDTOKYO 108-6321

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Holmes, Paul Arthur Northwich, GB 5 16
Hori, Masahiro Hyogo, JP 54 708
Kamitani, Kazutaka Hyogo, JP 35 372
Okamoto, Shinya Osaka, JP 55 263
Saito, Yasuhiro Nara, JP 111 865

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