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Title:
PHOSPHOR SHEET, WHITE-COLOR LIGHT SOURCE DEVICE EQUIPPED WITH PHOSPHOR SHEET, AND DISPLAY DEVICE EQUIPPED WITH WHITE-COLOR LIGHT SOURCE DEVICE
Document Type and Number:
Japanese Patent JP2017021349
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a phosphor sheet, a white-color light source device equipped with the phosphor sheet, and a display device equipped with the white-color light source device, capable of improving color purity of each color of RGB reproduced through a color filter.SOLUTION: A phosphor sheet of the present invention coverts the light of LED to white color light, and includes a phosphor layer containing at least phosphor and resin and a pair of transparent base materials which pinch the phosphor layer. The phosphor sheet contains a color material having an absorption maximum wavelength of at least any one of 480-510nm and 570-620nm.SELECTED DRAWING: Figure 1

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Inventors:
SATO NORITAKA
KISHIMOTO KOICHI
HORI TOMOMITSU
ITO YASUSHI
Application Number:
JP2016136426A
Publication Date:
January 26, 2017
Filing Date:
July 08, 2016
Export Citation:
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Assignee:
DEXERIALS CORP
International Classes:
G02B5/20; C09B47/00; C09K11/08; C09K11/56; C09K11/61; C09K11/62; C09K11/67; F21V9/00; F21V9/08; F21V9/16
Domestic Patent References:
JP2009251511A2009-10-29
JP2012084512A2012-04-26
JP2015507349A2015-03-05
JP2013229593A2013-11-07
JP2006189751A2006-07-20
JP2003195278A2003-07-09
JP2011119131A2011-06-16
JP2002151262A2002-05-24
JP2009163197A2009-07-23
Foreign References:
US20140078716A12014-03-20
US20120267651A12012-10-25
US20140347860A12014-11-27
CN204102939U2015-01-14
Attorney, Agent or Firm:
Kenji Sugimura
Koji Kakinuma
Hiroshi Ikeda



 
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