Invention Grant
- Patent Title: Hard coating film having multilayer-structure, and polyimide film comprising same
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Application No.: US16644058Application Date: 2018-09-04
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Publication No.: US11117355B2Publication Date: 2021-09-14
- Inventor: Pil Rye Yang , Dong Hee Lee , Sang Hyun Ahn , Hang Geun Kim , Seong Hoon Baek , Byung Joon An
- Applicant: Kolon Industries, Inc.
- Applicant Address: KR Seoul
- Assignee: Kolon Industries, Inc.
- Current Assignee: Kolon Industries, Inc.
- Current Assignee Address: KR Seoul
- Priority: KR10-2017-0112517 20170904,KR10-2018-0104693 20180903
- International Application: PCT/KR2018/010280 WO 20180904
- International Announcement: WO2019/045548 WO 20190307
- Main IPC: B32B27/08
- IPC: B32B27/08 ; B32B7/022 ; B32B27/28 ; C08G77/04

Abstract:
The present invention relates to a hard coating film having a multilayer-structure and, specifically, to a hard coating film having a multilayer-structure, which has a low Vickers hardness (Hv) value while having an excellent scratch resistance together with flexibility.
Public/Granted literature
- US20210060908A1 HARD COATING FILM HAVING MULTILAYER-STRUCTURE, AND POLYIMIDE FILM COMPRISING SAME Public/Granted day:2021-03-04
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