URETHANE (METH)ACRYLATE, RADIATION-CURABLE COMPOSITION AND ITS CURED FILM
PROBLEM TO BE SOLVED: To provide a radiation-curable composition which is excellent in applicability and is capable of forming a coating film on surfaces of various substrates, wherein the coating film has a high hardness and a high refractive index and is excellent in scratch resistance and adhesio...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a radiation-curable composition which is excellent in applicability and is capable of forming a coating film on surfaces of various substrates, wherein the coating film has a high hardness and a high refractive index and is excellent in scratch resistance and adhesion property to the substrate and a low-refractive-index layer, and its cured product. SOLUTION: The radiation-curable composition contains a compound of formula (2) [wherein multiple R1s are each independently a monovalent organic group having a (meth)acryloyl group; multiple R2s are each independently a 2-4C alkylene group; and m and n are each independently an integer of 1-3], a photopolymerization initiator and a solvent. COPYRIGHT: (C)2007,JPO&INPIT |
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