低的临界浓度值表明壳聚糖的链刚性比纤维素的大。
These low critical concentration values also imply that the chain rigidity of chitosan is larger than that of cellulosic chain.
结果表明,分子链刚性越大其结晶性和球晶的完善性越高。
Results indicate that the crystallinity of materials increases with increasing the molecular chain rigidity.
他们把一个只有十几个碳原子的刚性碳链置于真空室中,并对样品施加425v的电压。
They placed a rigid chain of carbon atoms, just tens of atoms long, in a vacuum chamber and streamed 425 volts through the sample.
但是链锯在工作状态下如果遇到刚性物体,链锯转动部分会反冲。
However, the rotation part of chain-saw will be kickback, when it is impacted by rigid object.
我们对半刚性高分子链在三维简立方点阵上进行蒙特卡洛数值模拟。
The Monte Carlo method is used to simulation the behavior of a semi-stiff polymer chain in simple cubic lattice.
这些优异性能主要来自于液晶聚酯大分子链的高度刚性。
These superior properties ale related with high chain stiffness of liquid crystalline plastics.
此外,考察了膜和高分子链段之间的相互作用,高分子链长以及膜的弯曲刚性、张力对膜形变的影响。
Moreover, the interaction between the membrane and polymer chain length, and the effects of bending rigidity and surface tension on the deformation of the membrane are investigated.
超支化聚合物的玻璃化转变温度随支化点间链段刚性的增大而增大。
The glass transition temperature of hyperbranched polymers rises with the increase of the rigidity of chain segments.
分析了大单体分子链中刚性链段和柔性链段对材料性能的影响。
The influence of rigid chain and flexible chain in macromonomer chain with the performances of materials was analysed.
在嵌段聚合物中有一类,即由刚性链段和柔性链段键合而成的,聚合物倍受人们关注。
Among block copolymers, the copolymers constructed with rigid and flexible blocks attract much more attention.
在聚酯中引入刚性链段(即将脂肪族聚酯与芳香族、液晶基元共聚合)可改善聚酯的加工性能;
The processability of polyesters could be improved significantly after incorporating stiff chain segment through copolymerization of aliphatic polyester with aromatic liquid crystal element.
本机是用大滚子附板输送链作为牵引件,依靠链轮带动、用刚性板作为物件承载的一种连续运输设备。
This machine adopts large roller conveying chain as the driving part, which is driven by chain wheel and loaded by the rigid plate for the constant conveying.
由于刚性壁的影响,使得有限链长的高分子尾形链与自由链相比,其表示链尺寸温度关系的曲线要稍低。
Due to the existence of the surface, the curves expressing the chain size versus temperature for the tail chain were slightly lower than those for the free chain.
该机结构紧凑,刚性好,便于移动,密封油槽式轨道,齿链驱动,行走阻力小,经久耐用,切割精度好。
The machine structure is compact, rigid good, easy to move, sealed tank-style tracks, tooth chain drive, walk the resistance is small, durable, cutting accuracy and good.
SEM观察结果表明:刚性链PAM在尼龙—6中的存在形式为:以链或链束为核,以尼龙—6结晶为表的棒状结晶体。
The observation by means of SEM show that the state in which the rigid chain PAM in nylon — 6 is rod shape crystal which use chain or chain — bunch as core, and nylon —6 as coating.
SERAPID通过使用刚性链技术专门研究水平和垂直运动。
SERAPID specializes in horizontal and vertical motion through the use of our Rigid Chain Technology.
主要包括其合成方法和刚性介晶基元接枝到纤维素及其衍生物大分子链上以后对其液晶性质的影响及可能的理论解释。
The synthesis and the effect of the molecular structure on the liquid crystalline property were discussed when the mesogenic unit was grafted on the backbone of cellulose and its derivatives.
结果建立了半刚性链纤维素衍生物增塑体系组分相容性界限与溶剂化参数间关系。
Results An equation relating the stoichiometry of solvation between solvents molecule and cellulose derivative to the limit of compatibility was established.
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。
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...
本文介绍了环氧树脂高性能化的方法是将环氧树脂低分子量化、多官能团化、以及在柔性链段中引入刚性基团,并例举了高性能环氧树脂的实例。
The method of high-performance is that made epoxy resin, low molecular weight multifunctional and into rigid perssad on flexible segment, given an example.
第一个是传统的刚性金属管柱,通常作为钢悬链线立管(SCR)或顶部张紧立管系统。
The first potential solution would be to use conventional rigid metal piping typically applied as a steel catenary riser (SCR) or a top tensioned vertical riser system.
利用PPTA刚性分子发生逐步缩聚反应的缩聚模型,解释了在缩聚反应过程中,分子链的取向是提高PPTA相对分子质量的必要条件。
The requirement of the orientation of PPTA chains during the polycondensation for high molecular weight of PPTA was explained by the polycondensated mode of PPTA molecules.
综述了在主链上含有过渡金属和刚性共轭有机桥的聚合物,即所谓的刚性棒状金属有机聚合物的种类、制备、性质及应用。
This paper summarizes the organic bridge polymers that contain transition metals and rigid rod-like organometallic polymers, i. e the cat…
本文处理了刚性和柔性段成次序排列的链,考虑了柔性链和刚性链相互影响以及如何用计算机解决这种影响的方法。
This article deals "with rigid and flexible units on sequences in a copolymer chain. It has considered mutual influences of rigid and flexible units and hew to use computer to solve this problem."
实验结果表明,当有机元为链状烷基胺时,层状结构非常明显,而当有机元为带刚性苯环状的苯胺时,层状结构稍差。
The experimental results indicated that the layered structures displayed more clearly when the organic components were alkyl amine rather than aniline.
实验结果表明,当有机元为链状烷基胺时,层状结构非常明显,而当有机元为带刚性苯环状的苯胺时,层状结构稍差。
The experimental results indicated that the layered structures displayed more clearly when the organic components were alkyl amine rather than aniline.
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