聚合物溶液
- 网络polymer solution
-
聚合物溶液分子热力学GCM模型的应用研究
Applied Study of Molecular Thermodynamics Model for Polymer Solutions
-
从缠结聚合物溶液(EntangledPolymerSolution)理论及其电泳迁移理论对缠结聚合物溶液毛细管电泳的现状给予综述,并就缠结聚合物溶液毛细管电泳在DNA、蛋白质等大分子分离方面的应用进行了概述。
The current status of capillary electrophoresis in entangled polymer solutions is reviewed in light of theories of entangled polymer solution and electrophoretic migration . Its application in separation of DNA and proteins is outlined .
-
结果表明,相同质量浓度的黏度平均相对分子质量(Mr)相近的聚合物溶液中,带有较多支链的黏度较高;
The results showed that when polymers with similar molecular weights were studied , solutions of those with more branches showed higher viscosity .
-
SiO2粉末在非水高浓度聚合物溶液中的分散
Dispersion of SiO_2 Powders in Non-aqueous High Concentration Polymer Solution
-
LPS运移实验说明了交联聚合物溶液在填砂管多孔介质中具有良好的传播性。
The propagation property of the crosslinked polymer solution is excellent by the transfer process experiment in porous medium .
-
C2附近聚合物溶液的耐温性能较差;
When the concentration of solution polymer is near C_2 , the performance of temperature tolerance is low .
-
文中还分析了聚合物溶液浓度、管径对减阻起始时的壁面切应力TW、其他减阻起始参数以及减阻起始后流动曲线的趋向的影响情况。
The concentration of polymer solutions , the diameter of pipes effect on onset wall shear stress Tw ~ and the tendency of the flow curves after onset are analyzed .
-
与HPAM相比,缔合聚合物溶液具有更好的粘弹性。
The literature investigation and study means that Associating Polymer Solution ( APS ) has better viscoelasticity than HPAM .
-
随着NaCl含量的增加,交联聚合物溶液(LPS)对1.2μm核孔膜的封堵程度先增加后下降,且存在一最佳值。
The plugging degree of linked polymer solution ( LPS ) increased at first and then decreased with the increase of NaCl content , having a optimal value .
-
它们的缔合行为和溶液性质明显地取决于表面活性剂的浓度,随着聚合物溶液中加入SDS,溶液粘度发生急剧变化,并在较低的表面活性剂浓度处出现很大的最高点。
With the addition of SDS to the copolymer solution , the viscosity of the polymer solution changed dramatically and a more pronounced maximum appeared at the lower surfactant concentration .
-
就其流变性而言,聚合物溶液和碱表面活性剂聚合物(ASP)复合体系均属粘弹性流体,但在中等剪切速率的简单剪切流动条件下,其流变性可用幂律模式描述。
The compound of Alkali Surfactant Polymer ( ASP ) is a kind of viscoelastic fluid , its rheological behavior can be formulated by power law model in simple shear flow within medium shear rate .
-
针对油藏孔隙内聚合物溶液粘弹特性,选取广泛用于数值计算粘弹性流体在复杂流道中流动问题的上随体Maxwell本构方程。
Based on the viscoelasticity of polymer fluid in reservoir pore , select upper-convected Maxwell model which is generally applied to numerical calculation of viscoelastic fluid flowing in complex channels .
-
溶剂对MMA-BA-AA聚合物溶液的合成及性能的影响
The effect of solvent on synthesis and properties of MMA-BA-AA copolymer solution
-
7-二乙氨基-4-甲基香豆素(DAMC)在聚合物溶液中,荧光量子效率(φf)在非极性溶剂中与聚合物的含量无关;
The fluorescence quantum yields (φ f ) of 7-diethylamino-4-methylcoumarin ( DAMC ) in polymer solutions were independent of the polymer content when the solvents were non-polar .
-
pH值控制在7~9、温度在10~18℃、搅拌速度在80r/min以下时,配制的聚合物溶液具有较高的粘度;
Polymer solutions made up at a pH between 7 and 9 , a temperature between 10 and 1 ℃, and a stirring rate under 80 r / min have relatively high viscosity .
-
超支化聚合物溶液的LCST的这些变化规律都是由于加入无机盐中负离子半径的不同,导致盐溶、盐析效应造成的。
All of these variations of LCST are caused by the difference of particle radius , which is called salting-in or salting-out effect .
-
采用上随体Maxwell本构方程描述聚合物溶液的流变性,用数值方法研究了黏弹性聚合物溶液在油藏孔隙模型&波纹管模型中的流动。
The rheological property of polymer solution is described by upper-convected Maxwell constitutive equation , and the flow law of viscoelastic polymer solution in porous reservoir model & bellows model is studied by numerical calculation .
-
研究表明,随着聚合物溶液浓度的增加,AS溶液在TATB表面的浸润性变差,浸润速度减小。
The results show that the wetting capability and the wetting speed of AS solution on TATB explosive decreases with increasing of the concentration of AS solution .
-
Maxwell模型可以很好地描述应力松弛实验和动态力学实验,也可以用分子理论对聚合物溶液的松弛时间进行计算。
It is discussed that Maxwell model can be used to describe stress relaxation tests and dynamic mechanical tests , and the molecular theory may also be used to calculate the relaxation time of polymer solutions .
-
Entropic-FV及其修正模型预测聚合物溶液中溶剂活度
Entropic-FV and Related Models for the Prediction of Solvent Activities in Polymer Solutions
-
利用溶液聚合方法合成了Poly(St-BA-AA)聚合物溶液,研究了聚合条件的变化对聚合物性能的影响。
The poly ( St-BA-AA ) copolymer solution has been syntheticed through solution polymerization . The effect of condition of copolymerization on properties of copolymer is studied .
-
用带滑动函数的Rouse-Zimm模型说明某些中等稀聚合物溶液的非线性粘弹性
Prediction of the non-linear rheology of some polymer solutions by means of the Rouse-Zimm model with slippage
-
着重探讨了交联剂浓度、pH值对污水配制HPAM聚合物溶液在80℃、隔氧条件下、长期老化后粘度的影响情况。
The paper especially discussed how pH value , the concentration of crosslink affect the viscosity of HPAM polymer solution at 80 ℃ antioxygen and long aged . When polymer flood takes enhanced oil recovery the study may give rise to great economy and society benefit .
-
建议对疏水缔合聚合物溶液进行特性评价时应该同时结合HPAM溶液和聚合物凝胶溶液特性评价方法,开展深入的疏水缔合聚合物溶液与聚合物凝胶的对比研究工作。
It is suggested that the methods of HPAM and polymer gels should be also used to evaluate the hydrophobic associating polymer , so as to carry out the comparative study on the hydrophobic associating polymer and polymer gels .
-
对目前用于描述聚合物溶液相平衡的基础理论,本文主要介绍了工程上较为实用的UNIFAC-FV模型和状态方程方法,及其特点与适用范围。
Furthermore , the UNIFAC-FV model and equation of state method which were used to describe the phase equilibrium of polymer solutions were discussed .
-
考察了不同AMPS含量(对比二元样品AM/DM16)、不同疏水含量(对比样品AM/AMPS)的聚合物溶液耐温耐盐;
The capabilities of temperature resistance and salt resistance of polymeric solution with different contents of AMPS ( contrasting with dualistic sample AM / DM 16 ), hydropHobic content ( contrasting with sample AM / AMPS ) have been studied ;
-
用核微孔滤膜过滤实验,研究了不同的剪切方法对部分水解聚丙烯酰胺(HPAM)与交联剂柠檬酸铝(AlCit)的交联反应过程、及所形成的交联聚合物溶液(LPS)封堵性能的影响。
The influence of shearing action on the gelation of partially hydrolyzed polyacrylamide ( HPAM ) with aluminum citrate ( AlCit ) and plugging performance of the linked polymer solution ( LPS ) was studied through nuclepore membrance filtration .
-
借助CIR-100界面流变仪系统地研究了聚合物溶液与原油接触界面的界面流变性。
The CIR-100 interfacial rheometer is applied to measure the interfacial rheology properties of polymer solution / crude oil system .
-
新型单体&丙烯酰二甲基对苯二胺(DMAPAA)及其聚合物溶液的荧光光谱的研究
A study on the fluorescence spectra of a novel monomer & dimethyl aminophenyl acrylamide ( dmapaa ) and its polymer solution
-
SEM和TEM测试结果表明:聚苯乙烯质量分数分别为2.5%,5.0%和10.0%的聚合物溶液可以制得管壁厚度分别为50nm,70nm和80nm的纳米管。
The results indicated that PS tubules were successfully obtained and the wall thickness of PS tubules prepared by the 2.5 % , 5.0 % and 10.0 % mass fraction of PS solution were respectively 50 , 70 and 80 nm .