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.
研究了尼龙10 10盐敞开系统熔融缩聚的前期动力学。
The kinetics of nylon-1010 polycondensation at earlier stage in an open system was 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；
The measures that optimizing the internal quality of bottle grade chip in the melt polycondensation and SSP stage were studied.
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。
Using PET chips produced from different polymerization routes as material, the high viscosity PET was prepared by re-melt polycondensation.
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.
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)。
Poly (L-lactic acid) (PLLA) was directly prepared through melt polycondensation started from industrial L-lactic acid under continuous microwave irradiation.
结果表明：采用适当的工艺能通过熔融缩聚法制备出高分子质量的聚乳酸，且具有良好的生物降解性能。
The results show that high-molecular weight PLA can be prepared by the direct melt condensation polymerization at suitable technological condition and the product has good biodegradability.
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。
The influence of melt polycondensation and solvent refluxing methods of lactide polymerization and chain extension agents on relative molecular weight of polylactide was studied.
由对乙酰氧基苯甲酸、对苯二酚二乙酯、2，6-萘二甲酸及间苯二甲酸四种单体通过熔融缩聚反应，合成了全芳香族四组分共聚酯。
The wholly aromatic four-component copolyesters were prepared from p-acetoxy-benzoic acid, hydroquinone diacetate, 2,6-naphthalene dicarboxylic acid and isophthalic acid by melting polycondensation.
由对乙酰氧基苯甲酸、对苯二酚二乙酯、2，6-萘二甲酸及间苯二甲酸四种单体通过熔融缩聚反应，合成了全芳香族四组分共聚酯。
The wholly aromatic four-component copolyesters were prepared from p-acetoxy-benzoic acid, hydroquinone diacetate, 2,6-naphthalene dicarboxylic acid and isophthalic acid by melting polycondensation.
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