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Title:
REFLECTIVE SUBSTRATE FOR LIGHT-EMITTING ELEMENT AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2012/133173
Kind Code:
A1
Abstract:
Provided is a reflective substrate for a light-emitting element comprising an inorganic reflective layer as the photoreflective layer on a valve metal substrate, the inorganic reflective layer of which contains at least one inorganic adhesive selected from the group consisting of aluminum phosphate, aluminum chloride, and sodium silicate and inorganic particles having a refractive index between 1.5 and 1.8 and an average grain size between 0.1 and 5 µm, wherein the reflective substrate for a light-emitting element has a highly photoreflective layer with which voids are retained at a lower temperature and strength of the photoreflective layer and adhesiveness with the substrate are retained without high-temperature sintering.

Inventors:
HOTTA YOSHINORI (JP)
HATANAKA YUSUKE (JP)
KAWAGUCHI JUNJI (JP)
Application Number:
PCT/JP2012/057492
Publication Date:
October 04, 2012
Filing Date:
March 23, 2012
Export Citation:
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Assignee:
FUJIFILM CORP (JP)
HOTTA YOSHINORI (JP)
HATANAKA YUSUKE (JP)
KAWAGUCHI JUNJI (JP)
International Classes:
H01L33/60; B32B15/04; B32B15/20
Domestic Patent References:
WO2009107535A12009-09-03
WO2006104061A12006-10-05
WO2010150810A12010-12-29
Foreign References:
JP2007505493A2007-03-08
JPH10144963A1998-05-29
JPH0487144A1992-03-19
JP2001198437A2001-07-24
JP2009517310A2009-04-30
JP2006221173A2006-08-24
JP2010151120A2010-07-08
JP2006302979A2006-11-02
JPH1129745A1999-02-02
JPS5612518B21981-03-23
JPH044194A1992-01-08
JPH05202496A1993-08-10
JPH05179482A1993-07-20
JPH0635174A1994-02-10
Attorney, Agent or Firm:
WATANABE Mochitoshi et al. (JP)
Mochitoshi Watanabe (JP)
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Claims: