The cationic sawdust cellulose was prepared with the sawdust cellulose as raw material and 3-chlorine-2-hydroxypropyl chloride (CTA) as an etherification modifying agent.
2
羟丙基甲基纤维素是以天然高分子材料纤维素为原料,经一系列化学加工而制成的非离子型纤维素醚。
Hydroxypropyl methyl cellulose is a natural polymer cellulose as raw material, through a series of chemical processing and made of nonionic cellulose ether.