发明名称 |
Cellulose acylate and solution thereof |
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.
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申请公布号 |
US6984730(B2) |
申请公布日期 |
2006.01.10 |
申请号 |
US20030466357 |
申请日期 |
2003.07.16 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
YAMADA TSUKASA;MUKUNOKI YASUO |
分类号 |
C08B3/00;C07H1/00;C08B3/06;C08L1/12;G03C1/795 |
主分类号 |
C08B3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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