OBJECTIVE To determine the molecular weight and molecular weight distribution of low molecular weight heparin (LMWH).
目的测定低分子肝素的分子量及其分布。
The number-average molecular weight and molecular weight distribution of the polymer were not sensitive to temperature.
温度升高，聚合反应的转化率增加， 但产物的数均分子量及分子量分布无明显变化；
The average molecular weight and molecular weight distribution were determined with acid hydrolyzed iron dextran samples.
样品经酸水解，测得右旋糖酐铁中右旋糖酐的重均分子量和分子量分布。
It introduced the gel chromatography to determine the average molecular weight and molecular weight distribution of high polymer.
介绍了用凝胶色谱法测定高聚物的平均分子量及分子量分布。
The changes in the molecular weight and molecular weight distribution index of the resin during the semi-continuous polymerization were also researched.
本研究还考察了半连续聚合反应进程中苯丙树脂分子量和分子量分布指数的变化规律。
The effects of initiators and thermal initiation on a reaction rate, molecular weight and molecular weight distribution of products in a mass polymerization of styrene were investigated.
考察了热引发方式和不同种类、浓度下的引发剂引发方式在苯乙烯的本体聚合中对聚合反应速率和产品的分子量及其分子量分布的影响。
The molecular weight and molecular weight distribution of styrene modified alkyd were obtained by GPC. The performance parameters of the styrene modified alkyd and its varnish were determined.
用GPC测试苯乙烯改性醇酸树脂的分子质量及其分布，并测试苯乙烯改性醇酸树脂及其快干醇酸漆的性能。
Effect of different monomers, acid value, and reaction time, molecular weight and molecular weight distribution on the properties of the polyester resin was investigated by the ways of FTIR, GPC.
利用凝胶渗透色谱测试树脂的分子量及分子量分布，研究了合成工艺对树脂粘度的影响，探索合理的聚酯树脂的生产工艺。
Acquiring data such as polymer molecular weight and molecular weight distribution curve of rubber, plastics, and synthetic fibers to provide a variety of physical properties of polymer information.
通过提供橡胶、塑料、合成纤维等高分子的平均分子量及分子量分布曲线等数据，提供高分子的多种物性信息。
Lower molecular weight and broader molecular weight distribution in thermoplastics favor lower orientation and reduced internal stress in moldings.
在热塑性塑料中较小的分子量以及较宽泛的分子量分布促成方向性减少同时降低注塑件中的内应力。
The relationship between the molecular weight, distribution of molecular weight of the thickener and the performances thereof is discussed.
讨论了增稠剂的相对分子质量和相对分子质量分布与其增稠性能的关系。
Viscosity is a general parameter reflecting the molecular weight, molecular weight distribution, and polymer solution concentration of acrylic fiber.
粘度是反映腈纶分子质量、分子质量分布和聚合物浓度的一项综合参数。
The polyether polyols which has higher molecular weight, narrower molecular weight distribution and lower unsaturation can be prepared by using double metal cyanide (DMC) complex catalysts.
用双金属氰化物(DMC)络合催化剂可制得相对分子质量高、相对分子质量分布窄和不饱和度低的聚醚多元醇。
Conclusion the molecular weight and the distribution of molecular weight of denture base powder obviously affect flexure strength and impact strength of denture base.
结论牙托粉的分子量和分子量分布对义齿基托的挠曲强度和冲击强度有较大影响。
Polyethylene terephthalate (PET) films were polymerized in solid phase, the molecular weight, molecular weight distribution (MWD) and cyclic oligomer content of the products were determined by GPC.
聚对苯二甲酸乙二酯(PET)薄膜经固相缩聚反应后，用凝胶色谱法测定产物的分子量、分子量分布和环状齐聚物含量。
The fraction with smaller molecular weight, molecular weight distribution and lower content of short chain branching could form thinner and more uniform laminar crystals.
较低摩尔质量且支化度小的窄摩尔质量分布级分具有较完善、分布更加均匀的薄片晶结构。
The water insoluble precipitate (acetic acid lignin, AcL) had a low weight-average molecular weight range from 341 to 253 (Mw) and a narrow molecular weight distribution from 1.1 to 1.2.
水不溶沉淀物（乙酰化木质素）的重均分子量分布在341到253之间，分散性系数分布在1.1到1.2这一窄范围内。
The effect of reaction conditions on total chloride content, epoxy equivalent weight, color, molecular weight and its distribution of products was investigated.
考察了不同反应条件对产物的总氯含量、环氧值、色度、分子量及分子量分布的影响。
Styrene-acrylic resin, a typical one among all alkali-soluble resins, has the criteria of low molecular weight, narrow molecular weight distribution, high acid value and low Tg.
在碱溶性树脂中，以低分子量、窄分子量分布、高酸值、较低玻璃化温度的苯乙烯—丙烯酸共聚树脂（简称苯丙树脂）最具代表性。
The effect of molecular weight, molecular weight distribution, molecular structure of the polymer and behavior of the crude oil on drag reducing efficiency are represented.
本文讨论了减阻剂聚合物的分子量、分子量分布、分子结构以及不同物性的原油对减阻率的影响。
Size-exclusion chromatography, as a special liquid chromatography, is used to determine the molecular weight distribution and preparatively separate the samples according to the molecular weight.
排阻色谱法做为一种特殊的液相色谱技术可用于分子量分布的测定及按分子量的不同进行的制备分离。
The microstructure, molecular weight, molecular weight distribution, glass transition temperature and dynamic properties of synthesized SIBR were characterized by IR, GPC, DSC, DMA.
采用IR、GPC、DSC、DMA等仪器对合成的SIBR的微观结构、分子量大小及分布、玻璃化转变温度和动态力学性能进行了分析测试。
The effects of molecular weight, molecular weight distribution and melt-spinning conditions of polypropylene resins on texture formation and non-uniformity of polypropylene fibers were investigated.
本文研究了聚丙烯树脂、纺丝条件等对聚丙烯纺丝过程中纤维不均匀性的影响。
We use GPC, NMR and IR to systematically characterize each step of the molecular weight, molecular weight distribution and structure and identify them as the polymer of expected structures.
用GPC、NMR及IR对各步反应产物的分子量、分子量分布及结构进行了系统的表征，分别确认为预期结构的聚合物。
Molecular weight distribution is relatively narrow and the molecular weight is relatively small;
且树皮木质素磺酸盐的分子质量分布相对比较均一，分子量较小；
The polymer molecular weight is high, the molecular weight distribution is narrow, and the polymerization method is green and environmental-protection.
本发明具有制得的聚合物分子量高、分子量分布窄，聚合方法绿色环保的优点。
Various grades of HDPE 's unique characteristics are the four basic variables of the appropriate combination of: density, molecular weight, molecular weight distribution and additives.
各种等级HDPE的独有特性是四种基本变量的适当结合：密度、分子量、分子量分布和添加剂。
The molecular weight, molecular weight distribution and the glass transition temperature of the resulted composite polymers were analyzed by gel permeation chromato…
氢化松香的引入降低了聚甲基丙烯酸甲酯的分子量和玻璃化转变温度，加宽了分子量分布，其影响与理论预测的结果相一致。
The molecular weight, molecular weight distribution and the glass transition temperature of the resulted composite polymers were analyzed by gel permeation chromato…
氢化松香的引入降低了聚甲基丙烯酸甲酯的分子量和玻璃化转变温度，加宽了分子量分布，其影响与理论预测的结果相一致。
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