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Patent Searching and Data


Title:
INFRARED ABSORBING FILTER
Document Type and Number:
WIPO Patent Application WO/2006/043715
Kind Code:
A1
Abstract:
An infrared absorbing filter with excellent durability wherein a dye having infrared absorption ability can be contained or dispersed uniformly with high concentration, and an infrared absorbing panel comprising such an infrared absorbing filter. The infrared absorbing filter is composed of a polycarbonate resin containing 20-100 mol% of a repeating unit having a fluorine skeleton and represented by the formula (1), and 0-80 mol% of a repeating unit represented by the formula (2), and a dye having infrared absorption ability.

Inventors:
YAMADA MASAHIRO (JP)
FUJIKI TSUYOSHI (JP)
KAWASAKI SHINICHI (JP)
YAMADA MITSUAKI (JP)
YANAGIDA TAKATSUNE (JP)
ANDO MASATOSHI (JP)
IMANAKA YOSHIHIKO (JP)
Application Number:
PCT/JP2005/019651
Publication Date:
April 27, 2006
Filing Date:
October 19, 2005
Export Citation:
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Assignee:
OSAKA GAS CO LTD (JP)
TEIJIN CHEMICALS LTD (JP)
YAMADA MASAHIRO (JP)
FUJIKI TSUYOSHI (JP)
KAWASAKI SHINICHI (JP)
YAMADA MITSUAKI (JP)
YANAGIDA TAKATSUNE (JP)
ANDO MASATOSHI (JP)
IMANAKA YOSHIHIKO (JP)
International Classes:
G02B5/22; C08G64/06; C09B47/08; C09B47/30; C09B53/00; C09B57/10; C09K3/00
Domestic Patent References:
WO1997038855A11997-10-23
Foreign References:
JP2002082219A2002-03-22
JP2002341132A2002-11-27
JPH1173115A1999-03-16
JPH11302285A1999-11-02
Other References:
See also references of EP 1804093A4
Attorney, Agent or Firm:
Ohshima, Masataka (BN Gyoen Building 17-11, Shinjuku 1-chom, Shinjuku-ku Tokyo, JP)
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