Cross-linked starch(CS) was reacted with epichlo-rohydrin (EPH) in the presence of perchloric acid to produce 3-chloro-2-hydrooxypropyl cross-liked starch (CHCS).

• 以玉米淀粉为原料,经环氧氯丙烷交联、醚化,合成醚化淀粉3-氯-2-羟基丙烯基交联淀粉。