LIQUID CRYSTAL ALIGNMENT COMPOSITION, METHOD OF PREPARING LIQUID CRYSTAL ALIGNMENT FILM USING SAME, AND LIQUID CRYSTAL ALIGNMENT FILM AND LIQUID CRYSTAL DISPLAY USING SAME

• Main Authors: KIM, Seongku, KOO, Kichul, KWON, Soonho, PARK, Hoonseo, JO, Jung Ho
• Format: Patent
• Language: English; French; Korean
• Published: 23.07.2020
• Subjects: ADHESIVES; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; CORRECTING FLUIDS; 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; DYES; FILLING PASTES; FREQUENCY-CHANGING; INKS; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PERFORMING OPERATIONS; PHYSICS; POLISHES; PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL; SPRAYING OR ATOMISING IN GENERAL; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; USE OF MATERIALS THEREFOR; WOODSTAINS

The present invention relates to a liquid crystal alignment composition, a method of preparing a liquid crystal alignment film using same, and a liquid crystal alignment film and a liquid crystal display each using same, wherein the liquid crystal alignment composition comprises: a copolymer for a liquid crystal alignment agent, the copolymer containing two types of repeating units classified according to the type of diamine-derived functional group; and a cross-linker compound into which a protective group with a particular structure is introduced. La présente invention concerne une composition d'alignement de cristaux liquides, un procédé de préparation d'un film d'alignement de cristaux liquides l'utilisant, et un film d'alignement de cristaux liquides et un dispositif d'affichage à cristaux liquides l'utilisant, la composition d'alignement de cristaux liquides comprenant: un copolymère pour un agent d'alignement de cristaux liquides, le copolymère contenant deux types d'unités récurrentes classées en fonction du type de groupe fonctionnel dérivé de diamine; et un composé de réticulation dans lequel un groupe protecteur ayant une structure particulière est introduit. 본 발명은 디아민 유래 작용기 종류에 따라 구분되는 2종의 반복단위를 포함하는 액정 배향제용 공중합체 및 특정 구조의 보호기가 도입된 가교제 화합물을 포함하는 액정 배향제 조성물, 이를 이용한 액정 배향막의 제조 방법, 이를 이용한 액정 배향막 및 액정 표시소자에 관한 것이다.