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Title:
WAVELENGTH CONVERSION MEMBER, BACKLIGHT UNIT AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/024388
Kind Code:
A1
Abstract:
This wavelength conversion member comprises a wavelength conversion layer including a fluorescent body and a light absorbing agent which absorbs at least part of light within the wavelength range of 580 nm to 620 nm.

Inventors:
YOSHIDA YUMA (JP)
NISHIMURA MASATO (JP)
JIANG XIN (JP)
SAKAMOTO KATSUYOSHI (JP)
YAMAGUCHI KAHO (JP)
Application Number:
PCT/JP2020/029563
Publication Date:
February 03, 2022
Filing Date:
July 31, 2020
Export Citation:
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Assignee:
SHOWA DENKO MATERIALS CO LTD (JP)
International Classes:
H01L33/50; F21S2/00; F21V9/30; G02B5/20; G02F1/13357
Domestic Patent References:
WO2019189270A12019-10-03
Foreign References:
JP2016170355A2016-09-23
JP2019179920A2019-10-17
JP2019125588A2019-07-25
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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