Abstract : a mathematical model for the polycondensation process in pet production is developed 文摘:介绍了一个工业化聚酯( pet )生产过程中的缩聚模型。
Both time and temperature of ssp could make the crystalline structure perfection 固相缩聚的时间和温度都可以使pet mmt纳米复合材料的结晶完善程度提高。
Study of catalytic activity of antimony compounds in the polycondensation of bis - hydroxyethyl terephthalate 对苯二甲酸乙二酯缩聚所用锑系催化剂催化活性研究
08 . 03 practice for operating fluorescent uv and condensation apparatus for exposure of photodegradable plastics 光降解塑料辐照用荧光紫外线灯和缩聚装置的操作惯例
Their gelation points were predicted and esca was used to detect the reaction variable of the polycondensations 对其凝胶点进行预测并用能谱分析监测缩聚反应进行的程度。
Two modes for accumulating the jacobians of the modules , direct mode and indirect mode are discussed and the 通过精馏塔稳态优化和缩聚反应釜动态优化问题验证了上述分析方法的有效性。
The synthesis of poly ( lactic acid ) is mainly described and so is that of polyesters from renewable natural resources 其中，对脂肪族聚酯聚乳酸的缩聚合成，以及可再生资源用于聚酯的合成进行了重点介绍。
Novel three - dimensional polycondensates were prepared with pamam dendrimers , which synthesized in the lab according to the literatures 摘要通过缩聚反应以自制pamam树枝形聚合物为原料制备了一类新型体型缩聚物。
The modification plan of horizontal piping pa66 continuous polymerization plants for major domestic and overseas pa66 manufacturers is introduced 摘要介绍了国内外主要尼龙66厂商卧管式连续缩聚装置的改造实施方案。
After the finite element model was condensed by modal reduction , the correlation was analyzed between academic result and test result 最后，运用模态缩聚法对有限元模型进行动态减缩后，与试验所得的结果进行了一致性分析。
