The effects of sodium laurylsulfonate and butanol on upper critical solution temperatures for water-phenol were studied by means of cloud point.
浊点法研究了十二烷基磺酸钠和正丁醇对水-苯酚系统上临界溶解温度的影响,结果发现在试验的浓度范围内,该系统的上临界溶解温度随十二烷基磺酸钠质量分数的增大而线性下降。
The turbidities of APVA-co-AANa aqueous solutions at different temperatures reveal that their lower critical solution temperatures(LCST) can be affected by the mole.
通过APVA-co-AANa水溶液在不同温度的浊度测定,考察了母体PVA-co-AANa相对分子质量、DA和单体组成对APVA-co-AANa的低临界溶解温度(LCST)的影响,发现APVA-co-AANa的DA越高、分子链越长、AA组分用量越小,相对LCST越低。
The composition of PNB was characterized by 1H-NMR,and both the lower critical solution temperature(LCST) and the molecular-recognition ability toward L-tryptophan(L-Trp) of PNB copolymers were investigated by turbidimetric method.
对PNB进行了成分分析,通过浊度法测定PNB的低临界溶解温度(LC-ST),并研究了PNB对L-色氨酸(L-Trp)的识别特性。
Study of LCST of thermo-sensitive polymers in mixed system;
温敏性聚合物复合体系低临界溶解温度的研究
It is found that the structure and content of acrylic comonomer strongly affect the LCST of the copolymers,i.
结果表明:所得共聚物的低临界溶解温度(LCST)均低于均聚物PNI-PAM的,酯类单体的结构和含量对共聚物的LCST有显著影响,其中酯基上的烷基对共聚物LCST的影响能力大于丙烯酸酯α位上的烷基,前者对增大共聚物的疏水性有更大贡献。
The result of the thermo behavior of these polymer catalysts show that the low critical solution temperature(LCST) in aqueous solution can be adjusted by changing the proportion of AA fraction in the Zn-TDTAPc-p(NIPAAm-co-AA).
这类聚合物的低临界溶解温度(LCST)可以通过改变共聚物中丙烯酸的含量来调节,随着丙烯酸含量的增加,该锌酞菁聚合物的LCST随pH值的增加而升高越明显。
With the studies of the influence factors of the critical solution temperature of dewaxing oil in extraction solvent and the correlation between the physicochemical properties of the dewaxing oil and the critical solution temperature,a correlation between the saturated hydrocarbon content of dewaxing oil and the critical solution temperature is set up and verified.
对脱蜡油与萃取溶剂临界溶解温度的影响因素进行了考察,对脱蜡油理化性能与临界溶解温度的关联性进行了研究,建立了脱蜡油饱和烃含量与临界溶解温度关联式,并对关联式进行了验证。
It was found that PETPP possess distinct Critical Solution Temperature (CST) in toluene and benzene.
本论文通过测定非离子表面活性膦配体在非极性非质子溶剂中的溶解性能，发现P[p-C_6H_4O(CH_2CH_2O)_nH]_3(PETPP)在甲苯、苯中存在临界溶解温度(CST)特性，从中筛选出适用于均相催化剂分离的有机溶剂—甲苯，在此基础上实现了一个非水的液/液两相催化新过程—温控相分离催化，为解决均相催化贵金属催化剂的分离提供了一条新的途径。