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- Keywords polymer molecule;orientation;characterizing method; 聚合物分子;取向;表征方法;
- During the pyrolysis processing, PC polymer molecule chains were cleavage and fragments were rearranged.Finally, pyrolysis products were mainly phenolic compounds. 升温过程中PC分子链发生断裂和重排生成多种以酚类为主的小分子化合物。
- Guar gum made from guar gum splits is a high pureness natural polysaccharides,its polymer molecule is made of made of glycogen-chain and galactose ramus,so called glycogen-galactose polysaccharid. 由瓜尔豆为原料制趁成的瓜尔胶是一种高纯化的天然多糖,它的聚合物分子是由甘露糖链和乳糖分支构成的,因而称为甘糖半乳聚糖。
- This paper introduces the structure of polymer molecule and the foaming plastics and analyzes the influence of molecule structure and dynamic forming factors on the foaming process. 介绍了高聚物的分子结构和塑料的发泡成型,从微观的角度分析了高聚物的分子结构及动态加工因素对发泡成型的影响。
- Combined with the application of fractal theory for flocculation morphology, three kinds of aggregation models are introduced.The fractal of flocs and the polymer molecule are disscu... 在某些状态下,水中的固体微粒在不投加混凝剂时也能发生自动絮凝。
- Most skeletons were built up with the aggregations of polymer molecules. 大部分网络骨架不是由单个聚合物分子形成,而是由聚合物分子聚集体形成。
- The chemical reaction between the liquid monomer and the catalyst creates polymer molecules that repair the break. 进而产生能修复破损的聚合体微粒。
- Keywords polymer;support;synthesis;heterocycle; 聚合物;支载;合成;杂环化合物;
- One is made out of small organic molecules, the other out of long, conjugated polymer molecules. 一类是由有机小分子组成,另一类则是由长链状的共轭聚合物分子制造的。
- Keywords Polymer;Banded spherulite;Crack; 聚合物;带状球晶;裂纹;
- In polymer flooding,polymer molecules undergo sifting by pore throats when passing through porous media. 驱油用水溶性聚合物分子流经多孔介质时经受孔喉尺寸的自然选择作用。
- Keywords Polymer concrete Defoam Slump; 聚合物混凝土;消泡;坍落度;
- Keywords polymer flooding;MEOR;pilot test; 聚合物驱;微生物调剖;矿场试验;
- After the die, it takes some time for polymer molecules to get reoriented to a random manner again, and to recrystallize. 经过模具之后,聚合物分子需要一定的时间进行重新定型回复到随机方向,并再次结晶。
- By means of pressure and heat, and often by the aid of catalysts, the monomer molecules of the gas or liquid react and form the polymer molecules of the raw plastics. 气态或液态原料的单体分子,经过加压和加热,通常还加催化剂,起化学反应形成生塑料的聚合物分子
- Keywords polymer quenchant;quenching;cooling curve; 聚合物淬火介质;淬火;冷却曲线;
- Salts could be enriched around electriferous groups of polymer molecules in solution,which formed a salt concentration gradient. 溶液中的盐份为非均匀分布,在聚合物分子上带电基团附近富集后形成浓度梯度。
- Keywords Polymer;Gradient material;PGM;Preparation; 聚合物;梯度材料;PGM;制备;
- By means of pressure and heat,and often by the aid of catalysts,the monomer molecules of the gas or liquid react and form the polymer molecules of the raw plastics. 气态或液态原料的单体分子,经过加压和加热,通常还加催化剂,起化学反应形成生塑料的聚合物分子
- Polymer molecules oriented along the flow are “frozen” in the thermodynamically unfavorable state and cannot move noticeably until temperature is up again. 聚合物分子在热力学相反的状态下沿着流动的方向“冻结”,不能明显地移动除非温度再一次升起。