Adhesive composition and optically transparent adhesive film comprising same

• Main Authors: HONG WENJIAO, KWAK JUNG-PYO, JUNG MYUNG-SUP, KIM EUN JIN, SO JEONG-SEOP, LEE JOONG-HEON
• Format: Patent
• Language: Chinese; English
• Published: 07.05.2024
• Subjects: ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; ADHESIVES; ADVERTISING; CHEMISTRY; CRYPTOGRAPHY; DISPLAY; DISPLAYING; DYES; EDUCATION; LABELS OR NAME-PLATES; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; PAINTS; PHYSICS; POLISHES; SEALS; SIGNS; USE OF MATERIALS AS ADHESIVES

The present invention relates to an adhesive composition capable of achieving excellent bending reliability in a low radius of curvature by controlling storage moduli at different temperatures, and an optically transparent adhesive film comprising the same. The adhesive composition for forming an optically transparent adhesive film according to the present invention is characterized by comprising: a siloxane urethane acrylate oligomer represented by Chemical Formula 1; an acrylate monomer; and an initiator. Chemical formula 1 # imgabs0 # (the definition of the chemical formula 1 is the same as the content described in the specification). 本发明涉及可以通过控制不同温度下的贮能模量来在低的曲率半径中实现优秀的弯曲可靠性的粘合组合物及包含其的光学透明粘合膜。本发明的用于形成光学透明粘合膜的粘合组合物的特征在于，包含：由化学式1表示的硅氧烷氨基甲酸乙酯丙烯酸酯低聚物；丙烯酸酯单体；以及引发剂。化学式1#imgabs0#(有关上述化学式1的定义与本说明书中记载的内容相同)。