polycondensation

A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用糠醇和糠醛聚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.

对苯二甲酰异氰酸酯和邻苯二胺为原料通过界面聚法合成了聚脲缓释微胶囊。

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-水内醚糖的阳离子聚合制备均聚多糖，及用糖原酸酯衍生物通过聚反应制备多糖。