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按此方法可将树脂分为加聚物和缩聚物。This method can be added into polymer resins and polycondensation objects.

讨论了醇解和缩聚的温度及时间等因素。The temperature and time of alcoholysis and polycondensation were discussed.

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后期的热处理对促进DL-乳酸的缩聚反应作用不明显。The heat treatment has a little effect on the polycondensation of DL-lactic acid.

磷酸与木质素发生缩聚反应是变色的主要原因。This was main cause of polycondensation reaction between phosphoric acid and lignin.

用糠醇和糠醛缩聚制备了新型呋喃树脂。A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

综述了催化剂对聚乳酸熔融缩聚的影响，以及对乳酸熔融缩聚传统方法的改进。The amelioration of the traditional method of the PLA melt polycondensation is also discussed.

同时，介绍了非光气法缩聚阶段的关键设备。The key equipment in polycondensation phase of non-phosgene process was emphatically introduced.

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用熔融缩聚法含成的聚酯型光刻胶有较宽的分子量分布。The polyester type photoresists made by melt polycondensation have wide molecular weight distribution.

制备聚乳酸常通过乳酸的直接聚合或丙交酯的开环聚合两种方法。PLA has been produced by ring-opening polymerization of lactide or direct polycondensation of lactic acid.

介绍了终缩聚反应器轴封泄漏的现象、判断和应急措施。The shaft seal leakage, judgement and emergency measures of the final polycondensation reactor was introduced.

介绍聚酯终缩聚反应系统的EG喷淋管线出现堵塞的处理办法。The solving methods of the blockage of EG spray pipeline in PET final polycondensation system were introduced.

介绍了国产碘化钾添加剂在尼龙66连续缩聚反应中的应用。This paper introduces the application of domestic potassium-iodide in the continuous polycondensation of nylon66.

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通过增加缩聚侧线解决现有大容量聚酯装置品种单一性。By adding polycondensation side line, the single variety of the existing large capacity polyester plant was solved.

通过邻三氟甲基苯胺与甲醛缩合，合成了一系列不同胺值的含氟苯胺树脂。Fluorine containing aniline resin was synthesized by polycondensation of 2 TriFluoromethyl aniline with formaldehyde.

本文采用直接缩聚法制备PBA树脂，用沉析法制备PBA浆粕。In this paper, PBA resin and pulps have been prepared directly by solution polycondensation and precipitation, separately.

研究了二苯基二氯硅烷与双酚-A在等克分子比条件下的缩聚反应动力学。The kinetics of the polycondensation between diphenyl-dichlorosilane and bisphenol-A in equal mole ratio has been studied.

运用经典动力学和缩聚理论的基本观点对铸铁中石墨形态及形成机理进行了分析研究。The state and forming mechanism of graphite in cast iron are analysed with classical dynamics and polycondensation theory.

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合成了高性能工程塑料聚酰胺46并进行了基本表征。Both interfacial and solution-solid-phase polycondensation methods were used to synthesize PA-46, a novel engineering plastic.

通过调聚法合成了不同乙烯基含量的聚硅氧烷，利用红外光谱和凝胶渗透色谱对聚合物进行了表征。Polysiloxanes with different vinyl contents were synthesized via polycondensation reaction, and characterized by FT-IR and GPC.

对2，6-二卤苯甲腈与4，4’-二羟基二苯砜在碱存在下的溶液缩聚进行了研究。A study on the solution polycondensation of 2,6-dihalogenberizonitrile with 4,4'-dihydroxydiphenylsulfone is performed in this paper.