DIFFUSION MEMBER, LAMINATE, SET OF DIFFUSION MEMBER, LED BACKLIGHT AND DISPLAY DEVICE

• Main Authors: ARIHARA KEITA, YOSHIMI SEIICHI, NISHIKAWA MARIE
• Format: Patent
• Language: English; Japanese
• Published: 15.03.2024
• Subjects: BLASTING; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-PORTABLE LIGHTING DEVICES; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS; WEAPONS

SOLUTION: There is provided a lamination member which has an LED baseboard having a support baseboard and LED element arranged at one face side of the support baseboard, a sealing material sheet arranged between the LED baseboard of an LED backlight having a diffusion member and the diffusion member, and used for sealing the LED element, and a first layer arranged at one face side of the sealing material sheet, and having light permeability and light diffusibility, and in which the first layer is arranged in a pattern shape at one face side of the sealing material sheet, and the sealing material sheet is constituted of a sealing material composition containing an olefin resin.SELECTED DRAWING: Figure 1 【解決手段】本開示は、支持基板と、前記支持基板の一方の面側に配置されたＬＥＤ素子と、を有するＬＥＤ基板、および拡散部材を有するＬＥＤバックライトの前記ＬＥＤ基板および前記拡散部材の間に配置され、前記ＬＥＤ素子を封止するために用いられる封止材シートと、前記封止材シートの一方の面側に配置され、光透過性および光拡散性を有する第１層と、を有し、前記第１層が、前記封止材シートの一方の面側にパターン状に配置されており、前記封止材シートがオレフィン系樹脂を含有する封止材組成物から構成される、積層部材を提供する。【選択図】図１