Invention Grant
- Patent Title: Antistatic polyimide-based film and flexible display panel using same
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Application No.: US17034702Application Date: 2020-09-28
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Publication No.: US11518921B2Publication Date: 2022-12-06
- Inventor: Jong Nam Ahn , Hye Jin Kim
- Applicant: SK Innovation Co., Ltd. , SK IE Technology Co., Ltd.
- Applicant Address: KR Seoul; KR Seoul
- Assignee: SK Innovation Co., Ltd.,SK IE Technology Co., Ltd.
- Current Assignee: SK Innovation Co., Ltd.,SK IE Technology Co., Ltd.
- Current Assignee Address: KR Seoul; KR Seoul
- Agency: The Webb Law Firm
- Priority: KR10-2019-0120635 20190930
- Main IPC: C09K3/16
- IPC: C09K3/16 ; H05K5/03 ; C08G73/14 ; C08J7/044 ; H05K5/00

Abstract:
Provided is an antistatic polyimide-based film. More particularly, as an antistatic polyimide-based film for a window cover for protecting a surface of a display device, a window cover film having a protective film formed on the polyimide-based film provides an improvement to a problem of not being used as a film for a display window cover because a portion of the protective film remains on a base layer or a hard coating layer without being peeled off due to static electricity in the protective film or the base layer, or a hard coating layer, or the hard coating layer is peeled off with some or all of the protective film when the protective film is peeled off.
Public/Granted literature
- US20210095174A1 Antistatic Polyimide-Based Film and Flexible Display Panel Using Same Public/Granted day:2021-04-01
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