The results show that the molecular weight and distribution of PCS can be roughly controlled by synthesis conditions.
研究了沉淀与复配两种调控高压合成聚碳硅烷（PCS）分子量及其分布的方法。
There are great difference in their molecular weight and distribution coefficient, which are the main factors affecting the applied performance of polyethylene wax.
国产与进口聚乙烯的分子量分布系数存在很大差异，并且分子量分布系数是造成聚乙烯蜡的应用性能差异的主要因素。
The methods of precipitation and blending to adjust the molecular weight and distribution of polycarbosilane (PCS) synthesized at high temperature under high pressure were investigated in the paper.
采用高温高压法合成了聚碳硅烷(PCS)，通过改变合成条件与减压蒸馏温度的方法对PCS分子量及其分布进行调控。
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 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。
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。
The apparent molecular weight of the particles and their sizes and distribution were characterized by using static laser light scattering (SLLS) and dynamic laser light scattering (DLLS).
运用静态激光光散射和动态激光光散射对粒子的表观分子量及其粒径大小与分布进行了表征。
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。
Gel Permeation Chromatography was used to determine the distribution and average molecular weight of polyether polyols.
用凝胶渗透色谱测定聚醚多元醇的相对分子质量及其分布。
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。
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。
In this article the peptide chromatograms and molecular weight distribution of Cerebrolysis Injection from the EBEWE co in Austria and 8 domestic manufactures were analyzed and compared with.
本文对奥地利e BEWE公司及国内8家药厂生产的脑活素类注射液的肽色谱图及分子量分布进行分析比较。
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。
The controlling methods of polymeric dispersant with low polymerization degree and narrow molecular weight distribution were introduced.
介绍了低聚合度、窄分子量分布的聚合物分散剂的控制方法。
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。
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。
And by improving the craftwork of precipitation of PCS, the narrow molecular weight distribution of PCS was got.
并改进了逐步沉淀分级工艺，对PCS进行沉淀分级，得到了窄分布的分级样品。
The molecular weight distribution and content of organics in membrane bioreactor were analyzed with the combination of steric exclusion chromatography and refractive index detector.
本研究将空间排阻液相色谱和示差折光检测器联用，测定膜生物反应器中有机物的分子量分布特性并进行定量分析。
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。
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 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。
The thermal properties are determined by differential scanning calorimetry (DSC), and the molecular weight and the distribution was determined by gelatin chromatograph (GPC).
通过差示扫描量热法(dsc)研究了其热性能，凝胶色谱(GPC)测定了其分子量及其分布。
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 select ion of reactive monomer and oxyethylene group number, molecular weight of copolymer and its distribution, influence of terminal group and the amount of reducing agent added were discussed.
通过对近年来国内外的文献综合，讨论了反应单体、聚氧烷基链和端基的选择、聚合物相对分子质量及其分布、减水剂添加量等对减水剂性能的影响因素。
Liaohe FCCDO is a better raw material to produce needle coke because it has a high content of aromatics, low content of asphalt and narrow distribution of molecular weight.
辽河催化裂化澄清油中芳烃含量高、沥青质含量低、分子量分布窄，是生产针状焦的优质原料，但其所含的灰分对澄清油的加工利用有着较大影响。
Temperature, type of initiators, molecular regulator, addition time of monomers were investigated in terms of monomer conversion, molecular weight and its distribution.
探讨了引发剂类型与聚合温度的匹配，考察了分子量调节剂、溶剂用量、单位滴加时间等因素对聚合物分子量及其分布的影响。
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 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 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。
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