凝胶色谱-光散射联机法测定高聚物的长链支化度_stmopen 关键词】: 顺丁橡胶 支化 GPC LALLS [gap=630]Keywords】: Cis-1,4-polybutadienc Branching GPC LALLS
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支化聚合物 [高分子] branched polymer
超支化聚合物 hyperbranched polymer ; HBP
支化度 degree of branching ; branching coefficent ; de GREe of branching ; branching degree
超支化聚酯 HBPE ; AHBP ; hyperbranched polyester ; HBP-OH
支化系数 [高分子] branching index ; branching coefficient ; branching factor
链支化 chain branching
支化结构 branched structure ; branched information
支化反应 branching reaction ; branching
支化高分子聚合物 branched polymer
The purpose of this work was to obtain long chain branching HMSPP and to investigate the technique of its production process.
本课题的研究目标是获得长链支化的高熔体强度聚丙烯，掌握制备高熔体强度聚丙烯的相关工艺和技术。
参考来源 - 高熔体强度聚丙烯的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
而表面活性剂亲油基的碳链长度和亲油基的支化是影响效率和效能的主要结构因素。
And the length and branching of alkyl chain in the hydrophobic group are main structure factors affecting surfactants' efficiency and effectiveness.
聚合物分子在四氢呋喃稀溶液中的幂指数为0.14，说明该聚合物具有支化结构。
The power index was 0.14, which indicated that the polymer had branched molecular structure in dilute solution of tetrahydrofuran.
随着温度的升高聚乙烯产物支化度和甲基支链含量都迅速增加，长支链含量则显著下降。
Branching degree of the polyethylenes and the content of methyl branch rise quickly with reaction temperature, but the content of long branches drops remarkably.
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