Title:
HEAT-SHIELDING GLASS
Document Type and Number:
Japanese Patent JP2017014024
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a heat-shielding glass that has designability and has good heat-shielding properties.SOLUTION: In a heat-shielding glass having a glass plate and a heat-shielding coating film provided on a first surface of the glass plate, the heat-shielding coating film is constructed from three or more layers including a conductive tin oxide-containing layer, and the heat-shielding glass has suppressed yellowness and redness. When a spectral reflectance spectrum curve is primarily differentiated in the wavelength range of 380 to 550 nm, the spectrum curve being measured in a state in which the heat-shielding coating film side is brought into contact with an integrating sphere detector and the glass plate side is brought into contact with white paper, and in a state in which the glass plate side is brought into contact with an integrating sphere detector and the heat-shielding coating film side is brought into contact with white paper, the heat-shielding glass has a maximum of one location where the sign of the primary differentiation thus obtained changes from positive to negative.SELECTED DRAWING: Figure 4
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Inventors:
IWAOKA KEIMEI
MATSUI TAKESHI
MATSUI TAKESHI
Application Number:
JP2015128764A
Publication Date:
January 19, 2017
Filing Date:
June 26, 2015
Export Citation:
Assignee:
ASAHI GLASS CO LTD
International Classes:
C03C17/34; B32B7/02; B32B9/00; B32B17/06; G02B5/26; G02B5/28
Domestic Patent References:
JP2005194169A | 2005-07-21 | |||
JP2008107425A | 2008-05-08 | |||
JP2002529356A | 2002-09-10 | |||
JP2012136405A | 2012-07-19 | |||
JP2004217432A | 2004-08-05 | |||
JP2004058592A | 2004-02-26 | |||
JP2008037671A | 2008-02-21 |
Foreign References:
WO2004011381A1 | 2004-02-05 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito
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