Title:
COLOR CONVERSION MEMBER, LIGHT SOURCE UNIT INCLUDING SAME, DISPLAY, AND ILLUMINATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/042751
Kind Code:
A1
Abstract:
A color conversion member according to an embodiment of the present invention converts incident light into light having a wavelength different from that of the incident light, and includes at least a layer (A) and a layer (B), which are described below. The layer (A) is a color conversion layer containing at least one organic light-emitting material that emits delayed fluorescence, and a binder resin. The layer (B) has an oxygen permeability of at most 1.0 cc/m2·day·atm.
Inventors:
SAKAINO HIROTOSHI (JP)
KITAMURA MANAMI (JP)
ICHIHASHI YASUNORI (JP)
KITAMURA MANAMI (JP)
ICHIHASHI YASUNORI (JP)
Application Number:
PCT/JP2022/033778
Publication Date:
March 23, 2023
Filing Date:
September 08, 2022
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
G02B5/20; C09K11/06; F21V9/30; F21Y115/10
Domestic Patent References:
| WO2017057287A1 | 2017-04-06 | |||
| WO2016190283A1 | 2016-12-01 | |||
| WO2017061337A1 | 2017-04-13 | |||
| WO2018043237A1 | 2018-03-08 | |||
| WO2019021813A1 | 2019-01-31 | |||
| WO2019188019A1 | 2019-10-03 | |||
| WO2017164155A1 | 2017-09-28 |
Foreign References:
| JP2018004928A | 2018-01-11 | |||
| JP2016062804A | 2016-04-25 | |||
| JP2005077553A | 2005-03-24 | |||
| JP2018194684A | 2018-12-06 | |||
| JP2012022028A | 2012-02-02 | |||
| JP2010061824A | 2010-03-18 | |||
| JP2014136771A | 2014-07-28 | |||
| JP2018081250A | 2018-05-24 |
Other References:
TSUCHIYA YOUICHI, DIESING STEFAN, BENCHEIKH FATIMA, WADA YOSHIMASA, DOS SANTOS PALOMA L., KAJI HIRONORI, ZYSMAN-COLMAN ELI, SAMUEL: "Exact Solution of Kinetic Analysis for Thermally Activated Delayed Fluorescence Materials", THE JOURNAL OF PHYSICAL CHEMISTRY A, WASHINGTON DC, US, vol. 125, no. 36, 16 September 2021 (2021-09-16), US , pages 8074 - 8089, XP093048406, ISSN: 1089-5639, DOI: 10.1021/acs.jpca.1c04056
NATURE PHOTONICS, vol. 14, 2020, pages 643 - 649
ADV. MATER., vol. 28, 2016, pages 2777 - 2781
NATURE PHOTONICS, vol. 14, 2020, pages 643 - 649
ADV. MATER., vol. 28, 2016, pages 2777 - 2781
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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