WAVELENGTH CONVERSION MEMBER, BACKLIGHT UNIT, IMAGE DISPLAY DEVICE AND CURABLE COMPOSITION

• Main Authors: KIRIGAYA, Kunihiro, YANAGITA, Mika, YAHATA, Tatsuya, YAMAGUCHI, Kaho, MUKAIGAITO, Kouhei
• Format: Patent
• Language: English; French; Japanese
• Published: 03.10.2019
• Subjects: BASIC ELECTRIC ELEMENTS; DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICAL LOGIC ELEMENTS; OPTICS; PHYSICS; SEMICONDUCTOR DEVICES; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF

A wavelength conversion member which comprises a cured product that contains a quantum dot phosphor, while having a glass transition temperature of from 5°C to 65°C as determined by dynamic viscoelasticity measurement. L'invention concerne un élément de conversion de longueur d'onde qui comprend un produit durci qui contient un luminophore à points quantiques, tout en ayant une température de transition vitreuse allant de 5 °C à 65 °C telle que déterminée par mesure de viscoélasticité dynamique. 量子ドット蛍光体を含み、動的粘弾性測定により測定されたガラス転移温度が５℃～６５℃である硬化物を有する、波長変換部材。