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Title:
HEAT RAY SHIELDING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2015/025963
Kind Code:
A1
Abstract:
Provided is a heat ray shielding material which exhibits excellent visible light transmission performance, heat ray shielding performance and electromagnetic wave transmission performance, while having excellent appearance, and which can be used as a window plate and the like. A heat ray shielding material (1A) which is provided with bases (2, 5) and a metal layer (4a). This heat ray shielding material (1A) is characterized in that: the metal layer (4a) is formed by arranging a plurality of island-like metal coating films; each metal coating film has a diameter of 0.05-0.50 mm; the distance between any two metal coating films is 0.02-0.23 mm; the area ratio of the portions that are not covered by the metal coating films is 11-80%; the visible light transmittance thereof is 45% or more; and the electromagnetic wave shielding ratio thereof is 10 dB or less.

Inventors:
MIYAKO TAKEOMI (JP)
Application Number:
PCT/JP2014/072056
Publication Date:
February 26, 2015
Filing Date:
August 22, 2014
Export Citation:
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Assignee:
OJI HOLDINGS CORP (JP)
International Classes:
G02B5/26; B32B15/08; C03C17/32; E06B5/00
Domestic Patent References:
WO2010119797A12010-10-21
Foreign References:
JP2002506596A2002-02-26
JPH08250915A1996-09-27
JP2013006713A2013-01-10
JPH03187739A1991-08-15
JP2010527816A2010-08-19
JP2012037634A2012-02-23
Attorney, Agent or Firm:
ISONO Michizo (JP)
Michizo Isono (JP)
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