电子显示屏幕用光学胶粘剂的研究进展  

Research progress on optical adhesive for electronic display screen

作　　者：都雨鑫 白永平 孟令辉 白杨 Du Yuxin;Bai Yongping;Meng Linghui;Bai Yang(School of Chemistry and Chemical Engineering,Harbin Institute of Technology,Harbin 150001,Heilongjiang,China;Wuxi Trillion Stars New Material Technology Co.,Ltd.,Wuxi 214100,Jiangsu,China)

机构地区：[1]哈尔滨工业大学化工与化学学院,黑龙江哈尔滨150001 [2]无锡万亿星新材料科技有限公司,江苏无锡214100

出　　处：《中国胶粘剂》2024年第3期8-14,共7页China Adhesives

摘　　要：手机、平板电脑、智能手表等电子产品的触摸显示屏幕由许多具有不同结构和功能的复杂薄层组成,光学胶粘剂在其中起着重要的作用。随着屏幕技术的迭代,触摸显示屏幕向着全面屏、折叠屏以及卷曲和可拉伸屏幕方向发展,对光学胶粘剂提出了更高的要求。本综述介绍了3C产品屏幕中聚氨酯光学胶粘剂、环氧树脂光学胶粘剂、丙烯酸酯光学胶粘剂以及有机硅树脂光学胶粘剂的特点和研究现状,讨论了各类光学胶粘剂的发展和问题。对丙烯酸酯光学压敏胶的制备和性能进行深入探讨,总结了近年来对于柔性可折叠屏幕的光学压敏胶最新研究进展。对电子显示屏幕用光学压敏胶的应用、挑战和未来发展方向提出了展望,为后续研究工作提供参考。The touch display screens of cell phones,tablet PCs,smart watches,and other electronic products are composed of many complex thin layers with different structures and functions,in which optical adhesive plays an important role.With the iteration of screen technology,the touch display screen is developing in the direction of edge-to-edge screen,foldable screen,as well as curled and stretchable screen,which puts forward higher requirements for optical adhesive.In this review,the characteristics and research status of polyurethane optical adhesive,epoxy resin optical adhesive,acrylate optical adhesive,and silicone resin optical adhesive for 3C product screens were introduced,and the development and problems of various types of optical adhesive were discussed.An in-depth exploration was conducted on the preparation and properties of acrylate optical pressure-sensitive adhesive,and the latest research progress on optical pressure-sensitive adhesive for flexible foldable screens in recent years was summarized.The application,challenges,and future development directions of optical pressuresensitive adhesive for electronic display screen were proposed,providing reference for subsequent research work.

关 键 词：触摸显示屏幕 折叠屏 光学胶粘剂 研究进展 

分 类 号：TQ437.6[化学工程]