- 专利标题： Polyimide Film and Flexible Display Panel Including the Same
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申请号： US17244033申请日： 2021-04-29
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公开(公告)号： US20210341971A1公开(公告)日： 2021-11-04
- 发明人: Jin Su Park , Hye Ri Kim , Jin Hyung Park , Yoo Seock Hwang
- 申请人： SK Innovation Co., Ltd. , SK IE Technology Co., Ltd.
- 申请人地址： KR Seoul; KR Seoul
- 专利权人： SK Innovation Co., Ltd.,SK IE Technology Co., Ltd.
- 当前专利权人： SK Innovation Co., Ltd.,SK IE Technology Co., Ltd.
- 当前专利权人地址： KR Seoul; KR Seoul
- 优先权： KR10-2020-0053212 20200504
- 主分类号： G06F1/16
- IPC分类号： G06F1/16 ; G02B1/14 ; G02B1/04 ; B32B27/28
摘要：
The present invention relates to a polyimide-based film, a window cover film including the polyimide-based film, and a display panel including the polyimide-based film. More specifically, the present invention relates to a polyimide-based film of which a modulus measured according to ASTM D882 is 5 GPa or more and a rate of change of the modulus, after the polyimide-based film is maintained under a high-temperature and high-humidity condition of 60° C. and 90% RH for 500 hours, is 10% or less.
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