The thermal properties of polymers are determined by the molecular chain structure.
聚合物的耐热性是由其结构决定的。
The lower the conjugation extent of the molecular chain, the higher the reduction speed.
分子链共轭程程度越低，还原速率越高。
Infrared spectroscopy shows that aromatic group is grafted onto the molecular chain of CPP.
红外谱图表明，在原来的CPP分子链上接上了芳环基团。
Using this process, Novomer can control the length of the molecular chain for different types of materials.
利用这个过程，Novomer公司可以控制不用材料类型的分子链长度。
Results indicate that the crystallinity of materials increases with increasing the molecular chain rigidity.
结果表明，分子链刚性越大其结晶性和球晶的完善性越高。
IR analysis shows that graft copolymerization takes place on the tertiary carbon atom of PP molecular chain.
红外光谱分析表明，甲基丙烯酸单体在聚丙烯大分子链的叔碳原子上发生接枝共聚。
The research shows that the repeated loading on the bag makes the molecular chain cut off and the tensile strength reduced.
研究表明，由于胶囊反复受载，使部分分子链切断，结果使拉伸强度降低。
This article analyses the use of the polypropylene fibers in nonwovens from the sides of the molecular chain structure and the properties of pp.
主要从聚丙烯纤维的分子链结构、性能特点方面分析了其在非织造布中的用途。
The coupling reaction produced 2 sulfradicals in a molecular chain of PAN with the length two times than that provided by other termination methods.
偶合终止生成的聚丙烯腈（PAN）分子含有2个引发剂引入的硫端基，分子链长度是其他终止方式生成的分子链长的2倍。
Corona irradiation or UV light processing technique are adopted for introducing some oxygen-containing groups on molecular chain of polyester fiber.
采用电晕和紫外线辐照，在涤纶织物表面引入含氧极性基团。
A novel modification method, which introduces acrylic acid groups and organosilicon groups in to the WPU molecular chain, was adopted in the experiment.
尝试了一种向聚氨酯分子链中引入丙烯酸和有机硅基团对水性聚氨酯进行改性的新方法。
In order to improve the water solubility of artemisia glue and widen the application field, carboxylmethyl group was introduced into its molecular chain.
为提高沙蒿胶的水溶性而使其应用得以拓宽，采用向其大分子链引入羧甲基基团，制备羧甲基沙蒿胶的方法。
The rubber reclaiming agent a can be used to break the cross linkage of vulcanizate and protect the molecular chain of rubber from the oxidation at the same time.
橡胶再生剂a可以使硫化胶的交联键断裂，同时限制氧化作用对橡胶高分子主链的侵害。
Meanwhile , the absorption of carbon black on PVC molecular chain can reduce the flowability of PVC, but can increase its glass transition temperature and mechnical property.
同时，由于炭黑吸附在PVC分子链上，降低了PVC的流动性，即降低了加工性能，但提高了其玻璃化温度和力学强度。
Based on the latest literatures, the synthetic methods and the molecular chain structure of poly (o-phenylenediamine) were systematically reviewed and compared in details in this paper.
根据国内外最新文献，系统论述了聚邻苯二胺的合成方法和分子链结构。
The performance of the resin latex film was not only dependent on its formulation and the molecular chain structure of the polymer inside, but also the film formation process of the polymer.
树脂乳胶膜的性能不仅与涂料的配方和其中聚合物的分子链结构有关，而且与聚合物的成膜过程密切相关。
Meanwhile, the structure of micro-crosslink net can transfer stress, limit the movement of molecular chain to make the strength, rigidity and thermal stability of the composite to be impro...
同时，均匀分布的微交联网络结构可有效传递应力，束缚分子链运动，使复合材料的强度、刚性和热稳定性同时得到提高。
The elasticity recovering mechanism of PTT fibers was studied through the ordering transformation of molecular chain conformation in aggregation of fibers in the course of processing and using.
从加工和使用过程中纤维聚集态中分子链构象的有序化转变，研究聚对苯二甲酸丙二醇酯（ PTT）纤维的弹性回复机理。
Use of most molecular marker systems depends on the polymerase chain reaction (PCR), which is an important technique for amplifying specific DNA sequences.
大多数分子标记体系的利用都取决于聚合酶链反应（PCR），这是一项扩增特定DNA序列的重要技术。
The molecular long chain branch structure of metallocene polyethylene has great effects on it's rheological behavior, long chain branch can significantly enhance melt elasticity and shear thinning.
茂金属聚乙烯的分子链长支化结构对其流变特性有重要影响，长支链可以使熔体弹性和剪切变稀效应明显增强。
Analysing in the view of molecular kinetic theory, paste flowability is a shift of molecular mass center by the jump of polymer chain segment, and it affects the mass-transfer directly.
从分子运动角度分析，糊料流动是高聚物大分子链段协同“跳跃”而实现整个分子质量中心位移，对传质具有直接影响。
The results showed that the phase transition of model compounds and polymers depend upon molecular structure, conjugated chain and molecular flexibility.
研完了分子链的柔性、分子结构和共轭度对中介相转变温度的影响。
The influence of melt polycondensation and solvent refluxing methods of lactide polymerization and chain extension agents on relative molecular weight of polylactide was studied.
研究了乳酸熔融缩聚和溶剂回流脱水缩聚两种聚合方法及几种扩链剂对乳酸聚合物相对分子质量的影响。
PP will degrade due to heat during processing, resulting in chain scission of macromolecule, reduction in molecular weight and rise in MI.
聚丙烯在加工时受热将发生大分子断链降解，致使分子量减小，熔体指数上升。
The molecular design of conventional amphiphiles of synthetic bilayer membranes was based on the consideration of hydrophobic chain interaction.
合成双分子膜的传统两亲分子设计是基于疏水尾链间相互作用的考虑。
A series of low molecular weight polyacrylic acid sodium solutions was synthesized by using inorganic phosphate as chain transfer agent on the basis of acrylic acid, sodium hydroxide and so on.
以丙烯酸、氢氧化钠等为原料，以无机磷酸盐为链转移剂合成了系列低分子质量聚丙烯酸钠分散剂。
The keys in molecular design of side chain liquid crystal polymers are analyzed from the main chain structures, types of main units and flexible spacing.
从主链结构、液晶基元类型和柔性间隔出发介绍了侧链液晶高分子分子设计的关键。
Research on FAE1 promoter is important to learn the molecular mechanism of very-long-chain fatty acid biosynthesis and genomic engineering development of rapeseed oil components.
研究植物脂肪酸延长酶基因FAE1的启动子，对了解长链脂肪酸合成的分子机制以及油菜籽油成分的基因工程改良具有重要的指导意义。
Research on FAE1 promoter is important to learn the molecular mechanism of very-long-chain fatty acid biosynthesis and genomic engineering development of rapeseed oil components.
研究植物脂肪酸延长酶基因FAE1的启动子，对了解长链脂肪酸合成的分子机制以及油菜籽油成分的基因工程改良具有重要的指导意义。
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