嵌段共聚物

Structural model based on SAXS patterns and TEM images shows that the ordered mesostructure consists of 8 large and 16 small caged pores, of which 8 large cages are arranged tetrahedrally on a diamond-like lattice.

第三章采用水溶性resol型酚醛树脂预聚体与反相三嵌段共聚物PPO-PEO-PPO R1PO_(53EO_(136)PO_(53)体系，通过溶剂挥发诱导自组装过程，首次合成出金刚石面心立方(Fd3m)结构的有序介孔碳材料。

Therefore, we have developed a numerically effective algorithm based on periodic unit cell method proposed by Bohbot-Raviv and Wang.

所以有必要发展新的高效的SCMFT新方法来预测和确定嵌段共聚物微相分离的形态结构。

We firstly studied the cylinder-forming diblock copolymer in weak segregation limit.

与以前的研究不同，本论文研究了在弱相分离区域的柱状二嵌段共聚物在纳米孔内的自组装行为。

This paper aims at preparing biodegradable aliphatic block copolymers with combined mechanical and thermal properties with reduced cost.

本文旨在制备低成本且力学性能和热性能俱佳的可生物降解脂肪族嵌段共聚物。

The thermal properties of block copolymer was characterized by differential scanning calorimetry.

通过差热扫描量热法对嵌段共聚物的热性能进行了研究。

These [Zn_4]~(2-)-groups as growth units could easily superpose on anodic plane of ZnO single crystals, but difficultly grow on cathodal plane of ZnO single crystals.

在蒸发自组装法制备中，由于嵌段共聚物F_(127)的的两亲性能，ZnCl_2发生醇解反应而形成的醇盐Zn_(2-x)_x互相结合而形成胶束。

It is shown that as the interaction parameter increases, the shape of the block copolymer micelle changes from spherical to disklike.

对由AB和ABC两种嵌段共聚物形成的球状胶束在超强分凝状态下转变为平面圆盘状胶束的条件进行了详细推导。

It is shown that as the interaction parameter increases, the shape of the block copolymer micelle changes from spherical to disklike. Quantitative calculations are performed for the AB and ABC block copolymer micelles.

对由AB和ABC两种嵌段共聚物形成的球状胶束在超强分凝状态下转变为平面圆盘状胶束的条件进行了详细推导。

In this thesis, the polymerization of triblock copolymer of styrene-butadiene-methyl methacrylate was carried out in glass flask ,with n-BuLi as initiator, 1,1-diphenylethylene as capping agent and Lithium 2(2-methoxyethoxy) ethoxide as additive.

本论文以n-BuLi为引发剂、1，1-二苯基乙烯为戴帽剂、2-(2-甲氧基乙氧基)乙氧基锂为添加剂，对玻璃聚合瓶中非极性-极性三嵌段共聚物聚苯乙烯—聚丁二烯—聚甲基丙烯酸甲酯的合成进行了研究。

A variety of ordered bulk phases, including lamellae, hexagonally packed cylinders, body-centered-cubic spheres, and a bicontinuous network structure called Gyroid are observed for diblock copolymers.

在熔体状态下，双嵌段共聚物可以自组装形成包括层状相、六角排列柱状相、体心立方球状相和双连通Gyroid相的一系列稳定有序结构。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。