ADHESIVE FILM, OPTICAL MEMBER INCLUDING SAME, AND OPTICAL DISPLAY DEVICE INCLUDING SAME

• Main Authors: KWAK, Byeong Do, LEE, Gwang Hwan, CHO, Ik Hwan, HWANG, In Chul, KANG, Ji Won, LEE, Jin Young, KIM, Il Jin, MUN, Sung Hyun, KIM, Ji Ho, HAN, Jae Hyun
• Format: Patent
• Language: English; French; Korean
• Published: 29.11.2018
• Subjects: ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; ADHESIVES; CHEMISTRY; DYES; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; PAINTS; POLISHES; USE OF MATERIALS AS ADHESIVES

Provided are an adhesive film, an optical member including the same, and an optical display device including the same, the adhesive film being formed from a monomer mixture comprising an alkyl group-containing acrylate and a hydroxyl group-containing acrylate, wherein the adhesive film has a modulus of 80 kPa or less at -20℃, and the adhesive film has a value of 40% to 140% in equation 1 at 25℃. L'invention concerne un film adhésif, un élément optique le comprenant, et un dispositif d'affichage optique le comprenant, le film adhésif étant formé à partir d'un mélange de monomères comprenant un acrylate contenant un groupe alkyle et un acrylate contenant un groupe hydroxyle, le film adhésif présentant un module d'élasticité de 80 kPa ou moins à -20 °C, et le film adhésif présentant une valeur de 40 % à 140 % dans l'équation 1 à 25 °C. 알킬기 함유 아크릴레이트 및 수산기 함유 아크릴레이트를 포함하는 단량체 혼합물로 형성되고, 상기 점착필름은 -20℃에서 모듈러스가 80kPa 이하이고, 상기 점착필름은 25℃에서 식 1의 값이 40% 내지 140%인 것인 점착필름, 이를 포함하는 광학부재 및 이를 포함하는 광학표시장치가 제공된다.