纤维素,醋酸丙酸酯;醋酸丙酸纤维素T19316 · CAS 9004-39-1
averageMn~15,000
averageMn~15,000
99%
粘度:600-3000 mpa.s
乙酰基含量≤1%,丙酰基含量42.5%
乙酰基含量0.5%-2.5%,丙酰基含量45%
乙酰基含量1.3%,混合乙酸含量48%
M.W. 250000(DS=1.2) ,1500-3100mPa.s
粘度:1000-1400mpa.s,USP级
DS=0.7 ,200-500mPa.s
low viscosity 粘度:50-200mPa.s
800-1000 mPa.s
粒径:150-230μm
胶体,微晶,含10.0-20.0% 羧甲基纤维素钠作稳定剂
微晶,粉末,20μm
微晶粉末
average Mn ~65,000
average Mn ~70,000
醋酸丁酸纤维素 ,乙酰基含量2%,丁酰基含量53%,粘度0.01-0.03
乙酰基含量15.5%,丁酰基含量35.5%
乙酰基含量2%,丁酰基含量52%
乙酰基含量3%,丁酰基含量50%
取代度:0.60-0.85
按GPC计算的平均Mn~30000