DISPERSANT

• Main Authors: TAKAZAWA FUMIHIRO, ITOI AKITO
• Format: Patent
• Language: English; Korean
• Published: 04.09.2017
• Subjects: ADHESIVES; APPARATUS SPECIALLY ADAPTED THEREFOR; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; CINEMATOGRAPHY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; ELECTROGRAPHY; FILLING PASTES; HOLOGRAPHY; INKS; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; MATERIALS THEREFOR; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; ORGANIC MACROMOLECULAR COMPOUNDS; ORIGINALS THEREFOR; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PHOTOGRAPHY; PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES; PHYSICS; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS

평균 입자경이 작고, 저점도이고, 보존 안정성이 우수하고, 또한, 내열성이 우수한 안료 분산체 및 착색 조성물을 얻기 위한 분산제, 이것을 사용한 안료 분산체 및 착색 조성물, 및 이것을 사용하여 제조되는, 컬러 필터를 제공한다. [1] 분자 구조 중에 식 (A) 로 나타내는 구조 단위 A 를 갖고, 1 분자 구조 중에 포함되는 구조 단위 A 의 평균수가 1.0 이상 22.0 이하인 분산제, [2] 상기 [1] 에 기재된 분산제, 유기 안료, 및 유기 용매를 함유하는, 컬러 필터용 안료 분산체, [3] 상기 [2] 에 기재된 컬러 필터용 착색 조성물을 사용하여 제조되는, 컬러 필터, [4] 공정 1 : 분자 구조 중에 식 (B) 로 나타내는 구조 단위 B 를 갖고, 1 분자 구조 중에 포함되는 구조 단위 B 의 평균수가 1.0 이상 22.0 이하인 폴리아민 화합물과, 식 (3) 으로 나타내는 화합물을 반응시키는 공정을 갖는, 분산제의 제조 방법, [5] 식 (1) 로 나타내는, 4 급 암모늄염 화합물. Provided are: a dispersant for obtaining a pigment dispersion and a coloring composition, each of which has small average particle diameter, low viscosity, excellent storage stability and excellent heat resistance; a pigment dispersion and a coloring composition, each of which uses this dispersant; and a color filter which is produced using this coloring composition. [1] A dispersant which has a structural unit A represented by formula (A) in the molecular structure, and wherein the average number of the structural unit A contained in each molecular structure is from 1.0 to 22.0 (inclusive) [2] A pigment dispersion for color filters, which contains a dispersant set forth in [1], an organic pigment and an organic solvent [3] A color filter which is produced using a color composition for color filters set forth in [2] [4] A method for producing a dispersant, which comprises a step 1 wherein a compound represented by formula (3) is reacted with a polyamine compound that has a structural unit B represented by formula (B) in the molecular structure, and wherein the average number of the structural unit B contained in each molecular structure is from 1.0 to 22.0 (inclusive) [5] A quaternary ammonium salt compound represented by formula (1)