发明授权
- 专利标题： Casting belt for producing transcendental wide width film
- 专利标题（中）： 铸造带生产超大宽幅胶片
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申请号： US14183850申请日： 2014-02-19
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公开(公告)号： US08905749B2公开(公告)日： 2014-12-09
- 发明人: Hyuk Jun Kim , Ki Yup Kim , Sung Ho Son , Yong Gyun Cho , Chol Ho Lee , Yoo Seock Hwang
- 申请人： SK Innovation Co., Ltd.
- 申请人地址： KR
- 专利权人： SK Innovation Co., Ltd.
- 当前专利权人： SK Innovation Co., Ltd.
- 当前专利权人地址： KR
- 代理机构： Cantor Colburn LLP
- 优先权： KR10-2009-0123684 20091214
- 主分类号： B29C41/28
- IPC分类号： B29C41/28 ; B29C39/14 ; B29C41/38
摘要：
Disclosed is a casting belt used for manufacturing an optical film by means of a solvent casting process, in more detail, a casting belt for producing a transcendental wide width film which is used to produce a film in a gel state by casting a dope when manufacturing a film that is used for a polarizer of liquid crystal displays or optical compensation films.
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