Invention Grant
- Patent Title: Adhesive composition, protective film and polarizing plate which comprise adhesive layer comprising same, and image display device comprising same
-
Application No.: US16612239Application Date: 2018-06-18
-
Publication No.: US11518915B2Publication Date: 2022-12-06
- Inventor: Yoobin Kim , Hae Sung Cho , Hyun Hee Son , Changhwa Ahn , Jin Ah Seok , Jun Gu Yeo
- Applicant: SHANJIN OPTOELECTRONICS (SUZHOU) CO., LTD.
- Applicant Address: CN Zhangjiagang
- Assignee: SHANJIN OPTOELECTRONICS (SUZHOU) CO., LTD.
- Current Assignee: SHANJIN OPTOELECTRONICS (SUZHOU) CO., LTD.
- Current Assignee Address: CN Zhangjiagang
- Agency: Schmeiser, Olsen & Watts, LLP
- Priority: KR10-2017-0081395 20170627
- International Application: PCT/KR2018/006831 WO 20180618
- International Announcement: WO2019/004641 WO 20190103
- Main IPC: C09J129/04
- IPC: C09J129/04 ; C09J7/20 ; C09J11/06 ; G02B5/30 ; G02B27/28 ; G02F1/1335
Abstract:
An adhesive composition is provided. The adhesive composition includes a polyvinyl alcohol-based resin; a melamine-based crosslinking agent; an acid catalyst; and a silane-based additive. The weight ratio of the melamine-based crosslinking agent and the acid catalyst is from 5:1 to 1:1. The acid catalyst also has a sulfonic acid group. A protective film and a polarizing plate including an adhesive layer including the adhesive composition, and an image display device including the polarizing plate is also provided.
Public/Granted literature
Information query
IPC分类:
