Carboxymethyl starch (CMS) is a kind of anion starchether, which is widely used in many fields such as pharmaceutical, food, textile, oil drilling industry and so on.
羧甲基淀粉(CMS)是一种阴离子淀粉醚，广泛应用于医药、食品、纺织、石油钻探等领域。
2
The low degree of substitution cationic starch was synthesized in dry process by using petroleum ether as dispersant. The reaction efficiency was more effective and the product was more homogeneous.
用石油醚作为分散剂，干法制备低取代度阳离子淀粉，反应效率更高，产品更均一。
3
Research on Starch glycerine ether: the synthesis methods of Starch glycerine ether have been studied, and tentatively tested its performance as oil drilling fluid loss additive.