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

用糠醇和糠醛缩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.

以对苯异硫氰酸酯和邻苯为原料通过界面缩聚法了聚硫脲缓释微胶囊。

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.

对多糖的主要介绍了1，6-、1，4-、1，3-、1，2-缩水内醚糖的阳离子聚制备均聚多糖，及用糖原酸酯衍生物通过缩聚反应制备多糖。