玻璃化

In this work,a methodology was developed to investigate how glass transition temperature of cured epoxy resins varied with different hardener s.

提出了一个分子动态模拟方法研究环氧树脂玻璃化转变温度随固化剂结构变化。

The change of R has also effects on hygroscopicity, thermodynamic stability, glass transition temperature and mechanical strength.

DMPA用量及R值的改变会影响乳液的外观、粘度、平均粒径、稳定性、固化速率等性能。R值的改变还会影响胶膜的吸水率、热稳定性、玻璃化温度、力学性能等性能。

Meanwhile, the relationships between the ratio of monomers and molecular weight, glass temperature were studied.

考察了单体配比对共聚物的相对分子质量和玻璃化转变温度的影响。

During the past two decades, EO polymers based on high performance polymers with high glass transition temperatures have been one of the most active research fields due to their high thermal stability of the dipole moment after poling and long lifetime that are the two key problems in their applications.

在二十多年的发展历程中，以具有高的玻璃化转变温度的所谓"高性能聚合物"为母体的电光高分子材料由于具有较高的取向稳定性和较长的使用寿命，一直是研究的热点和重点之一。

The results indicated that spindles, chromosomes and microfilaments of porcine oocytes at different stages were nonreversible damaged obviously followed exposion to freezing medium or vitrification, which may be the main reason affecting the maturation, fertilization and development of oocytes.

本研究结果表明，猪GV期和MⅡ期卵母细胞经冷冻保护剂处理或玻璃化冷冻保存后，都明显造成了纺锤体、染色体和微丝不可逆的损伤，可能是影响卵母细胞成熟、受精与发育的重要原因。

An Effective way to Promote Quality of NPG ;2. The effects of the content of the third monomer NPG on the T_g, melting behavior and heat shrinkability of PET were studied, and the effect of drawing technology on the shrinkage of the film was also studied.

运用自制的反应装置，通过加入第三单体的方法对聚对苯二甲酸二醇酯进行了共聚改性，研究了第三单体新戊二醇用量对PET玻璃化转变温度Tg、结晶熔融行为和热收缩性能的影响，同时对拉伸工艺对薄膜收缩率的影响也进行了研究。

Copolymerization modification of PET was made by means of adding a third monomer on a homemade facility. The effects of the content of the third monomer NPG on the T, melting behavior and heat shrinkability of PET were studied, and the effect of drawing technology on the shrinkage of the film was also studied.

运用自制的反应装置，通过加入第三单体的方法对聚对苯二甲酸二醇酯进行了共聚改性，研究了第三单体新戊二醇用量对PET玻璃化转变温度T、结晶熔融行为和热收缩性能的影响，同时对拉伸工艺对薄膜收缩率的影响也进行了研究。

Copolymerization modification of PET was made by means of adding a third monomer on a home-made facility. The effects of the content of the third monomer NPG on the T_g, melting behavior and heat shrinkability of PET were studied, and the effect of drawing technology on the shrinkage of the film was also studied.

运用自制的反应装置，通过加入第三单体的方法对聚对苯二甲酸二醇酯进行了共聚改性，研究了第三单体新戊二醇用量对PET玻璃化转变温度Tg、结晶熔融行为和热收缩性能的影响，同时对拉伸工艺对薄膜收缩率的影响也进行了研究。

Vapor-pressure osmometer and differential scanning calorimetry were used to measure the number average molecular weight as 12959, and glass transitation temperature to be -21.5 ℃, respectively.

用蒸汽压下降法测得PEGP的分子量为12959，用DSC法测得其玻璃化转变温度为-21.5℃。

The glass transition phase diagram is plotted based on the calculations of the mode-coupling theory.

模耦合理论的计算给出了相应的玻璃化转化相图。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。