公开(公告)号：US20250066652A1

公开(公告)日：2025-02-27

申请号：US18722422

申请日：2022-12-13

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Yingbo ZHAO ,  Haohui LONG ,  Jianhui LI ,  Jianping FANG ,  Tian XIAO ,  Jinrong WU ,  Qi WU ,  Hui XIONG ,  Yue HUANG

IPC: C09J185/04 ,  C09J7/38 ,  G09F9/30

Abstract: This application provides an adhesive composition. The adhesive composition includes an adhesive matrix and a modified polymer. A main chain of the modified polymer includes a boron-oxygen coordinate bond and/or a bridging boron-oxygen coordinate bond. A terminal group or a side chain of the modified polymer or both include at least one of a hydroxyl group, an acrylate group, and a vinyl group. This application further provides a preparation method of the adhesive composition, an optical adhesive film, a foldable screen using the optical adhesive film, and an electronic device using the optical adhesive film or the foldable screen.