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Title:
INFRARED-BLOCKING FILTER
Document Type and Number:
WIPO Patent Application WO/2014/168189
Kind Code:
A1
Abstract:
The present invention discloses an infrared-blocking filter. The filter has a transparent substrate and one or more infrared-absorbing layers containing an infrared-absorbing compound on at least one main surface of the transparent substrate. A laminate comprising the transparent substrate and the one or more infrared-absorbing layers has a transmittance of 10% or less of light having a wavelength measured at 1200nm.

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Inventors:
HIRAKOSO HIDEYUKI (JP)
KUMAI HIROSHI (JP)
ITO WAKAKO (JP)
KASHIWABARA SATOSHI (JP)
Application Number:
PCT/JP2014/060343
Publication Date:
October 16, 2014
Filing Date:
April 09, 2014
Export Citation:
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Assignee:
ASAHI GLASS CO LTD (JP)
International Classes:
G02B5/22; C03C4/08; C03C17/32; C03C17/42; G02B1/11; G02B5/26; G02B5/28
Domestic Patent References:
WO2010095349A12010-08-26
WO2012169447A12012-12-13
Foreign References:
JP2005114842A2005-04-28
JP2007021998A2007-02-01
JP2006154516A2006-06-15
JP2008303130A2008-12-18
JP2008070827A2008-03-27
JP2012137728A2012-07-19
Attorney, Agent or Firm:
SAKURA PATENT OFFICE, p. c. (JP)
Patent business corporation cherry tree international patent firm (JP)
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