경화성 조성물 및 그 경화물

• Main Authors: KAMADA TAKERU, WATANABE JUN, MAETSU NARITOSHI
• Format: Patent
• Language: Korean
• Published: 13.06.2023
• Subjects: ADHESIVES; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; FILLING PASTES; GENERAL PROCESSES OF COMPOUNDING; INKS; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS; WORKING-UP

기재 표면에 대한 밀착성, 경도, 내찰상성 및 약제 내성을 갖는 피막을 형성 가능한 경화성 조성물을 제공한다. 본 개시의 경화성 조성물은 이소시아누레이트 골격을 갖는 폴리올 화합물 (A), 수산기를 갖는 아크릴 화합물 (B), 이소시아누레이트 골격 및 이소시아누레이트 골격 이외의 이소시아네이트기를 갖는 폴리이소시아네이트 화합물 (C)를 포함한다. 상기 폴리올 화합물 (A)는 하기 식 (1)로 표시되는 화합물 (a)를 포함하는 것이 바람직하다. 식 중의 R1~R3은 동일 또는 상이하며, 하기 식 (1a)로 표시되는 기이다. [화 1] JPEGpct00021.jpg46131 [화 2] JPEGpct00022.jpg36118 To provide a curable composition capable of: forming a coating film having adhesion to a substrate surface; hardness; scratch resistance; and chemical resistance. The curable composition of the present disclosure contains a polyol compound (A) having an isocyanurate skeleton, an acrylic compound (B) containing a hydroxy group, and a polyisocyanate compound (C) having an isocyanurate skeleton and an isocyanate group besides the isocyanurate skeleton. The polyol compound (A) preferably contains a compound (a) represented by Formula (1) below. R1 to R3 in the formula are identical or different and are each a group represented by Formula (1a) below.