Title:
WAVELENGTH CONVERSION MEMBER, BACKLIGHT UNIT AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/050229
Kind Code:
A1
Abstract:
This wavelength conversion member includes a wavelength conversion layer containing light-scattering particles and a phosphor. The light-scattering particles include light-scattering particles having a refractive index of no more than 2.3. The product of the content percentage A (mass%) of the light-scattering particles in the wavelength conversion layer and the thickness B (μm) of the wavelength conversion layer is within the range of 40-1200.
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Inventors:
YOSHIDA YUMA (JP)
SENBA YUKI (JP)
KURODA TAKAHIRO (JP)
KIKUCHI SAYAKA (JP)
OKUDA TADASHI (JP)
NISHIMURA MASATO (JP)
SENBA YUKI (JP)
KURODA TAKAHIRO (JP)
KIKUCHI SAYAKA (JP)
OKUDA TADASHI (JP)
NISHIMURA MASATO (JP)
Application Number:
PCT/JP2021/031770
Publication Date:
March 10, 2022
Filing Date:
August 30, 2021
Export Citation:
Assignee:
SHOWA DENKO MATERIALS CO LTD (JP)
International Classes:
G02B5/20; F21S2/00; F21V9/30
Foreign References:
JP2018128590A | 2018-08-16 | |||
JP2017076482A | 2017-04-20 | |||
JP2016159445A | 2016-09-05 | |||
CN109628022A | 2019-04-16 | |||
US20140192294A1 | 2014-07-10 | |||
JP2017107174A | 2017-06-15 | |||
JP6736106B1 | 2020-08-05 | |||
CN109768150A | 2019-05-17 |
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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