Improvement in the PSA of providing scratch proof Protective film for POP film

• Main Author: KIM, UN GON
• Format: Patent
• Language: English; Korean
• Published: 19.08.2021
• Subjects: ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; ADHESIVES; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; DYES; GENERAL PROCESSES OF COMPOUNDING; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS AS ADHESIVES; WORKING-UP

The present invention is to provide a functional protective film for a prism sheet that has excellent scratch resistance by protecting a POP film very effectively without changing physical properties of the prism sheet. The above object provides the functional protective film for the prism sheet in which an acrylate graft rubber with an acrylic group connected to a rubber and SBR PSA, which is an elastic type, are mixed. 본 발명은 프리즘 시트의 물성을 변화시키지 않으면서 매우 효과적으로 POP 필름을 보호하여 스크래치에 대한 강성이 우수한 프리즘 시트용 기능성 보호필름을 제공하기 위한 것으로, 상기 과제는, 고무에 아크릴기가 연결된 아크릴레이트 접목 고무와 탄성계인 SBR PSA를 혼용한 프리즘 시트용 기능성 보호필름을 특징으로 한다.