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发明名称
6位高乙醯化纤维素二乙酸酯及其制法
摘要
本发明之6位高乙醯化纤维素二乙酸酯,系乙醯基总取代度为2.0以上且未达2.6之纤维素二乙酸酯,使乙醯基总取代度定为DSt,使6位乙醯基取代度定为DS6时,满足下述之关系式(1)的纤维素二乙酸酯,满足下述之关系式(2),且6%黏度为40至600mPa s。2.0≦DSt≦2.6(1) 0.400≧DS6/DSt≧0.531-0.088×DSt(2)本发明之6位高乙醯化纤维素二乙酸酯,系可作为照相材料或光学材料等利用之光学特性优异的醯基总取代度高之纤维素混合醯化物的原料等。
申请公布号
TW200932761
申请公布日期
2009.08.01
申请号
TW097149637
申请日期
2008.12.19
申请人
泰舍尔化学工业股份有限公司
发明人
口晓浩
分类号
C08B3/06(2006.01);C08L1/12(2006.01)
主分类号
C08B3/06(2006.01)
代理机构
代理人
洪武雄;陈昭诚
主权项
地址
日本
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