发明授权
- 专利标题: Cellulose acylate and solution thereof
- 专利标题(中): 纤维素酰化物及其溶液
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申请号: US10466357申请日: 2002-01-17
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公开(公告)号: US06984730B2公开(公告)日: 2006-01-10
- 发明人: Tsukasa Yamada , Yasuo Mukunoki
- 申请人: Tsukasa Yamada , Yasuo Mukunoki
- 申请人地址: JP Minami-Ashigara
- 专利权人: Fuji Photo Film Co., Ltd.
- 当前专利权人: Fuji Photo Film Co., Ltd.
- 当前专利权人地址: JP Minami-Ashigara
- 代理机构: Buchanan Ingersoll PC
- 优先权: JP2001-008388 20010117; JP2001-071518 20010314
- 国际申请: PCT/JP02/00273 WO 20020117
- 国际公布: WO02/057318 WO 20020725
- 主分类号: C08B3/00
- IPC分类号: C08B3/00 ; C07H1/00
摘要:
A cellulose acylate which is a polymer obtained by substituting cellulose with acyl groups in 2-, 3-, 6-positions. The total degree of acyl substitution in the 2- and 3-positions is regulated to from 1.70 to 1.90. The degree of 6-position acyl substitution is regulated to 0.88 or higher.
公开/授权文献
- US20040059106A1 Cellulose acylate and solution thereof 公开/授权日:2004-03-25
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