1) Microphase separation
微观相分离
1.
The results showed that tp-PGS was a polyester with crosslinked networks, and had the microphase separation structure with crystal phase as soft regions and amorphous phase as hard regions.
结果表明,tp-PGS属于一种交联网络型聚酯,具有以非晶相为软区、晶相为硬区的微观相分离结构。
2.
The results showed that the microphase separation of PB depended mainly on the 1,2-unit content of 1,2 block , block ratio and molecular weight of the poly-mer .
结果表明,PB的微观相分离主要取决于聚合物中1,2-PB嵌段的1,2-结构含量、1,2-PB/1,4-PB嵌段比及分子量。
2) phase separated domain structure
微观相分离结构
3) Microphase separation
微相分离
1.
Studies on the effect of microphase separation on heat-resistance property of polyurethane based on TDI
微相分离对聚氨酯弹性体耐热性能的影响研究
2.
According to FT-IR testing,microphase separation of samples prepared exhibits graded changing trend.
FT-IR测试表明,沿高温到低温的方向,弹性体的微相分离程度呈梯度增加。
3.
A simulated annealing method is used to study the microphase separation and crystallization in cylinder-forming semicrystalline diblock copolymers.
考察微相分离作用和结晶作用的相对强度对柱状组成的两嵌段共聚物平衡形态的影响。
4) micro-phase separation
微相分离
1.
Computer simulation of micro-phase separation in poly-siloxane block copolymer;
聚硅氧烷嵌段共聚物中微相分离的计算机模拟
2.
The atomic force microscope(AFM) analysis was applied to investigate the soft/hard segment micro-phase separation i.
以聚酯多元醇、4,4’-二苯基甲烷二异氰酸酯(MDI)和1,4-丁二醇为原料制备了一系列聚酯型热塑性聚氨酯弹性体(TPU),对硬段含量、软段种类和软段的分子量等分子结构参数对其力学性能和阻尼性能的影响进行了研究,探索影响规律性,采用原子力显微镜对其软/硬段微相分离结构进行了研究。
3.
The structure of organic aerogels was originated from a micro-phase separation during sol-gel polymerization.
有机气凝胶结构源于溶胶-凝胶聚合中的微相分离过程,相分离经历了从成核—生长—亚稳分解的过渡,在成核—生长区停留时间的长短决定了气凝胶的骨架结构和孔结构。
5) phase separation
微相分离
1.
The phase separation changes of polyurethanes with different soft segment contents were studied by DSC.
通过DSC法研究了不同软段含量的聚氨酯材料,在微相分离程度的差异,表明提高软段比例,可以制备低温使用性能更加优异的耐寒的聚氨酯材料。
2.
It was found that the degree of phase separation, the crystallization behavior of the soft segmentand the hard segment were varied with increasing the hard segment content from 0 to 38%.
采用本体法合成了一系列不同硬段含量的聚（1,4一丁二醇已二酸）酯型聚氨酯（简称PBA型PU）弹性体,并用DSC,WAXD,TEM,SEM,SAXS测试手段对其微相分离程度和结晶形态进行了表征,测定了材料的拉伸性能,讨论了硬段含量对材料形态与性能的影响。
6) Micro phase separation
微相分离
1.
A range of waterborne polyurethane resins have been prepared, the film of which are characterized by use IR, DSC, investigating the influence of composition of soft segment, DMPA amount, and —NCO/—OH ratio on micro phase separation of the product.
合成了一系列水性聚氨酯,并用红外光谱、差示扫描量热仪对乳液胶膜进行表征,考察了软段组成、DMPA含量及n(—NCO)∶n(—OH)比值对产物微相分离的影响。
2.
It's caused by the micro phase separation degree of TPU is increased as well as the soft hard segment structure is perfected.
研究认为热处理提高了TPU的微相分离程度 ,完善了TPU中的软硬段结构。
补充资料：相分离纺丝
分子式：
CAS号：
性质：指二元或多元组分的聚合物溶液在纺丝前后因温度、压力变化而产生相分离并成纤的方法。一般适用于难以成纤或不宜熔纺的聚合物，可采用单一或混合溶剂，原液浓度约10％～30％，纺丝温度(相分离临界温度)应高于室温而低于挤出温度。设备与干法相仿，生产能力大，但适用的聚合物-溶剂体系窄，只有聚丙烯腈-水、聚2,6-二甲基对苯醚-己内酰胺、聚丙烯-萘/石蜡(50:50)、聚乙烯醇-尿素/硫脲/水(72:8:20)等才选用此法。
CAS号：
性质：指二元或多元组分的聚合物溶液在纺丝前后因温度、压力变化而产生相分离并成纤的方法。一般适用于难以成纤或不宜熔纺的聚合物，可采用单一或混合溶剂，原液浓度约10％～30％，纺丝温度(相分离临界温度)应高于室温而低于挤出温度。设备与干法相仿，生产能力大，但适用的聚合物-溶剂体系窄，只有聚丙烯腈-水、聚2,6-二甲基对苯醚-己内酰胺、聚丙烯-萘/石蜡(50:50)、聚乙烯醇-尿素/硫脲/水(72:8:20)等才选用此法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条