The changes of intrinsic viscosity and end carboxyl group content with temperature and time were studied for poly(trimethylene terephthalate)(PTT), PET and CDP.
研究了聚对苯二甲酸丙二醇酯(PTT),PET,CDP在不同温度和时间下
特性粘数和端羧基含量变化。
议（Cisco Discovery Protocol）；临界判定点（Critical Decision Point）；胞苷二磷酸（Cresyl Diphenyl Phosphate）；持续数据保护（Continuous Data Protection）The changes of intrinsic viscosity and end carboxyl group content with temperature and time were studied for poly(trimethylene terephthalate)(PTT), PET and CDP.
研究了聚对苯二甲酸丙二醇酯(PTT),PET,CDP在不同温度和时间下特性粘数和端羧基含量变化。
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