A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.
用糠醇和糠

制备了新型呋喃树脂。

(作用)A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.
用糠醇和糠

制备了新型呋喃树脂。
Novel controlled releasing polythiourea microcapsules were prepared from terephthaloyl diisothiocyanate and o-phenylenediamine by interfacial polycondensation.
以对苯二甲酰异
氰酸
和邻苯二胺为原料通过界面
法合成了
脲缓释微胶囊。
For polysaccharide synthescs,ring open-ing polymerizatlon of 1,6-,1,4-,1,3-,and 1,2-anhydro sngars,and polycondensation of cya-noethylidene trityl ether sugars are described.
对多糖的合成主要介绍了1,6-、1,4-、1,3-、1,2-
水内醚糖的阳离子
合制备均
多糖,及用糖原酸

物通过
反应制备多糖。
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