The data of GPC indicate that the number-average molecular is 4934 and the polydispersity is 1.978 with a narrow molecular distribution.
GPC测得共聚物的数均分子量为4934,多分散指数是1.978,具有较窄的分子量分布。
The polyether polyols prepared by these DMC catalysts are of low unsaturation, high relative molecular mass, narrow molecular distribution compared with traditional KOH catalysts.
实验发现,用DMC催化剂合成的聚醚与用KOH催化剂合成的聚醚相比不饱和度低,相对分子质量高,相对分子质量分布窄。
And there'll be a distribution of molecular energies.
这样分子的能量就会有一个分布。
This article sums up the research progress of vesicular stomatitis from pathogen and its molecular biology features, distribution, ecology and disease mechanism.
本文从病原及其分子生物学特点、分布与生态学以及致病机理三个方面对水泡性口炎的研究进展进行综述。
We verify the theory of same weight for distribution in molecular energy about the term of vibrational potential as well as various degrees of freedom of the molecules.
验证了振动势能项将以与平动、振动、转动各自由度一样的权重分配分子能量的理论;
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。
Generation, distribution, and use of molecular fluorine within a fabrication facility.
分子氟在制造设施中的产生,分布,和使用。
This paper summarizes the property of HGF in the molecular biology, the distribution and biologic effect of HGF in the nervous system.
本文就肝细胞生长因子的分子生物学特性以及在神经系统中的分布和生物学作用进行综述。
The model can simulate the velocity and pressure distribution of molecular in the pumping channel.
这个模型可以模拟在分子泵抽气通道内的气体分子速度与压力的分布。
The equation of the molecular orientational distribution function was obtained by two-particle cluster approximation and solved by an iterative method.
在二粒子集团近似下导出了分子取向分布函数所满足的方程,并用迭代方法求解。
For solving the difficulty in the control of molecular weight distribution (MWD) of polymer product, MWD via neural network without any transcendental information is modelled.
为了解决聚合产品分子量分布控制的难题,将神经网络引入对其进行了无需任何系统内部先验知识的黑箱建模。
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 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 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。
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。
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。
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。
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。
The number average molecular weight was determined as 78 650, the weight average molecular weight as 125 446, the molecular weight distribution as 1. 59 by gel permeation chromatography.
采用凝胶渗透色谱仪测试其数均相对分子质量为78 650,重均相对分子质量为125 446,相对分子质量分布为1.59。
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。
Since molecular charge distribution is closely related to molecular properties, it is important to calculate charge distribution of iron porphyrin compound.
由于分子中的电荷分布与分子的性质息息相关,计算铁卟啉化合物的电荷分布就显得非常重要。
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。
This paper gives a short cut method to derive from molecular speed distribution function in the molecular ray.
给出了导得分子射线中分子速率分布函数的一种简捷方法。
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 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。
The polyester type photoresists made by melt polycondensation have wide molecular weight distribution.
用熔融缩聚法含成的聚酯型光刻胶有较宽的分子量分布。
The polyester type photoresists made by melt polycondensation have wide molecular weight distribution.
用熔融缩聚法含成的聚酯型光刻胶有较宽的分子量分布。
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