PHOTOSENSITIVE RESIN COMPOSITION PHOTOSENSITIVE RESIN LAYER USING THE SAME AND DISPLAY DEVICE

• Main Authors: KIM KWANGSEOP, YU ARUM, KANG HEEKYOUNG, CHO MYUNGHO, KIM TAESOO
• Format: Patent
• Language: English; Korean
• Published: 28.09.2021
• Subjects: APPARATUS SPECIALLY ADAPTED THEREFOR; BASIC ELECTRIC ELEMENTS; CHEMISTRY; CINEMATOGRAPHY; COMPOSITIONS BASED THEREON; 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; ELECTROGRAPHY; FREQUENCY-CHANGING; HOLOGRAPHY; MATERIALS THEREFOR; METALLURGY; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; ORGANIC MACROMOLECULAR COMPOUNDS; ORIGINALS THEREFOR; PHOTOGRAPHY; PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES; PHYSICS; SEMICONDUCTOR DEVICES; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

The present invention comprises: (A) a binder resin comprising a first binder resin and a second binder resin; (B) a photopolymerizable monomer; (C) a photopolymerization initiator; (D) a black inorganic pigment; (E) an inorganic scatterer; and (F) a solvent. Provided are a photosensitive resin composition in which the first binder resin has a higher refractive index than the second binder resin, the first binder resin is included in an amount equal to or less than that of the second binder resin, and a primary particle diameter of the black inorganic pigment is 45 nm or less, a photosensitive resin film manufactured using the same, and a display device including the photosensitive resin film. (A) 제1 바인더 수지 및 제2 바인더 수지를 포함하는 바인더 수지, (B) 광중합성 단량체, (C) 광중합 개시제, (D) 흑색 무기안료, (E) 무기산란체 및 (F) 용매를 포함하고, 상기 제1 바인더 수지는 상기 제2 바인더 수지보다 높은 굴절율을 가지고, 상기 제1 바인더 수지는 상기 제2 바인더 수지보다 같거나 적은 함량으로 포함되고, 상기 무기안료의 1차 입경은 45nm 이하인 감광성 수지 조성물, 이를 이용하여 제조된 감광성 수지막 및 상기 감광성 수지막을 포함하는 디스플레이 장치가 제공된다.