本文以马铃薯淀粉为原料，环氧丙烷为醚化剂，氢氧化钠为催化剂对低取代度羟丙基淀粉的制备工艺进行了研究。
Synthesis technology and property of hydroxypropyl starch by using potato starch as raw material, propylene oxide as etherization reagent and sodium hydroxide as catalyst, were studied in this paper.
用绿豆淀粉通过醚化或氧化制成羟丙基淀粉和氧化淀粉，找出最佳工艺条件，收率可达90 %以上。
Hydroxypropyl starch and oxidized starch was prepared by etherification or oxidation with green soybean starch, and the optimum production conditions was found. The yield was over 90%.
以绿豆淀粉为原料，环氧丙烷为醚化剂，氢氧化钠为催化剂，无水硫酸钠为膨胀抑制剂，对羟丙基绿豆淀粉合成工艺及性能进行了研究。
Synthesis technology and property of hydroxypropyl starch by using potato starch as raw material, propylene oxide as etherization reagent and sodium hydroxide as catalyst, were studied in this paper.
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