The amelioration of the traditional method of the PLA melt polycondensation is also discussed.
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 polyester type photoresists made by melt polycondensation have wide molecular weight distribution.
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 measures that optimizing the internal quality of bottle grade chip in the melt polycondensation and SSP stage were studied.
研究了熔融缩聚和固相缩聚阶段优化该瓶片内在品质的措施；
Using PET chips produced from different polymerization routes as material, the high viscosity PET was prepared by re-melt polycondensation.
本文采用不同路线合成的PET切片为原料，重新熔融缩聚制备高粘度PET。
Poly (L-lactic acid) (PLLA) was directly prepared through melt polycondensation started from industrial L-lactic acid under continuous microwave irradiation.
连续微波辐射条件下，以工业l -乳酸为原料，直接熔融缩聚合成聚l -乳酸(PLLA)。
Starting from d, Llactic acid and glycolic acid, biodegradable drug delivery material poly (lactic acid-glycolic acid) (PLGA) was directly synthesized via melt polycondensation.
以d,l乳酸、乙醇酸为原料，通过熔融聚合法直接合成生物降解材料聚乳酸乙醇酸(PLGA)。
The influence of melt polycondensation and solvent refluxing methods of lactide polymerization and chain extension agents on relative molecular weight of polylactide was studied.
研究了乳酸熔融缩聚和溶剂回流脱水缩聚两种聚合方法及几种扩链剂对乳酸聚合物相对分子质量的影响。
Copolyester hot-melt adhesives for interlining industry may be obtained by depolymerization of waste PET, esterification and polycondensation.
本文利用聚酯(PET)废料为基本原料，进行了合成共聚酯热熔胶的研究。
Copolyester hot-melt adhesives for interlining industry may be obtained by depolymerization of waste PET, esterification and polycondensation.
本文利用聚酯(PET)废料为基本原料，进行了合成共聚酯热熔胶的研究。
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