结果表明,以氢键联结的缔合分子的偶极驰豫是介电损耗的主要原因。
The results show that the dielectric loss is mainly attributed to the dipole relaxation of the larger polarized molecules which is in the form of the hydrogen-bonded association. The more…
疏水缔合聚合物分子链上疏水基团的引入使其溶液具有独特的抗剪切性能,从而在油气田开采领域具有广阔的应用前景。
Hydrophobically associating polymer solution has special shearing resistance performance because of introduced associating base group, so there is a wide application prospect in oil gas exploitation.
MAH的缔合力参数可以用来量化表示其分子极性,椭圆方程可以用作溶剂的可溶性的预测。
The association interaction parameter of PPB-MAH can be used to express the molecule polarity quantitatively, and the ellipse equation can be used to estimate the solvability of solvents.
该模型考虑了气液相返混及醋酸分子间的缔合效应,提高了模型对非稳态过程的模拟精度。
Backmixing of liquid and gas and association effects between acetic acid molecules were considered and the accuracy of the model for dynamic process was greatly improved.
用介电法研究萃取剂DAMP与水分子的缔合作用。
Molecular interactions between extractant DAMP and water in Benzene have been studied by means of dielectric polarization measurement.
实验数据还表明:不同的分子缔合结构并不改变乙酸分子中的电子跃迁能级间隔。
The experimental data also shows that the energy gap for electron transition of acetic acid molecules does not change in various molecular associations.
小分子电解质的加入使溶液的极性增加,疏水缔合作用增强,具有明显的抗盐性;
The addition of small-molecule electrolyte increases the polarity of the solution can enhances the hydrophobically association action, thus making it obviously salt-resistance.
卤素阴离子能够同煤分子通过酸碱作用而强烈缔合,从而破坏了煤分子的缔合结构,提高了煤在有机溶剂中的抽提率。
Halogenide anions can associate strongly with coal molecules by acid -base interactions, and destruct the associative structure of coal enhancing the extraction yields of coal in organic solvents.
化学键:使原子缔合成分子、离子、晶体、金属及其它稳定物质形式的相互作用。
Bonding: Any of the interactions that account for the association of atoms into molecules, ions, crystals, metals, and other stable species.
液体的分子通过氢键结合在一起时,称为缔合液体。
Liquids whose molecules are held together by hydrogen bonds are called associated liquids.
疏水缔合水溶性聚合物是指在聚合物亲水性大分子链上带有少量疏水基团的一类水溶性聚合物。
The water-soluble polymers with a low content of hydrophobic groups in the main chains are called hydrophobic associative water-soluble polymer.
最简单的波动是两个分子结合形成缔合体。
The simplest fluctuation is the conjunction of two molecules to form a complex.
初步研究了抗剪切降解型分子缔合减阻剂,通过分子缔合减阻剂多次的减阻测试,发现缔合减阻剂在抗剪切降解性方面有较大提高。
Drag reducing agent through molecular associations have high shear stability in turbulent flow was studied and found its shear stability in turbulent flow has been improved greatly.
分析结果可为进一步研究乙酸和水分子的缔合结构提供实验和理论依据。
The result can contribute to the further study of acetic acid and water molecular association.
红外光谱的分析表明改性邻苯二甲酸二丁酯的加入减少了分子间的缔合作用,从而降低了粘度,提高了喂料的流变性能。
The modified DBP can decrease the association of the molecular in the feedstock to decrease the viscosity thus to improve the rheological behavior.
沉缸酒在发酵过程中,发生了一系列复杂的物理化学变化,如氧化、还原、酯化、缔合等,同时伴随着色泽、成分的变化及分子缔合作用。
During the brewing process of catalyzed wine, a series of complicated physical and chemical reactions such as oxidation, reduction, etherification and association occur.
于是推导了计算分子缔合时的汽-液平衡关系式,推算的乙酸-丁酸二元系统的汽-液平衡数据和实验结果相符合。
The vapor-liquid equilibrium data for acetic-butyric acid calculated by the equation derived check with the experimental result.
在溶剂中,两亲分子可以形成多种缔合结构,如胶束、囊泡、溶致液晶等。
The self-assembled structures of amphiphile molecules in solvents, such as micelle, vesicle, and lyotropic liquid crystalline phase (LLC) etc.
通过分析其荧光光谱发现具有激基缔合物荧光发射的所有特征,认为处于基态和激发态的团簇分子间形成了激基缔合物。
Through analyzing the fluorescent characteristics of an excimer, it is proposed that the excimers are formed between the ethanol-water cluster molecules in the excited state and in the ground state.
芘荧光光谱分析表明,该聚合物在水溶液中依靠分子链上的疏水基团形成一定的缔合作用。
The pyrene fluorescence spectrum shows that depending on the hydrophobic group connected with the main polymer chain hydrophobic association is formed in the aqueous solution.
通过药物对人血清白蛋白内源荧光的淬灭,给出了药物分子与白蛋白的缔合常数;
In this paper, interaction of the ciprofloxcin with the human Serum albumin is studied by the method offlorescence quenching.
当前主要采用热引发制备疏水缔合物,但是聚合产物存在分子量不可控的难题。
Currently, the primary way to preparate Hydrophobic association complex is thermal initiation, at the same time another problem is the molecular weight of polymers can not be controlled.
本发明属于功能高分子领域,特别是涉及含有苯端基短烷基链的疏水缔合聚合物及其合成方法和用途。
The present invention relates to functional polymer, and is especially hydrophobic associated polymer containing end phenyl and short alkyl chain and its synthesis and use.
本发明涉及水溶性疏水缔合共聚物及其制备方法,属于高分子材料的合成领域。
The invention relates to a water-soluble hydrophobic associated copolymer and a preparation method, which belongs to the polymer synthesis field.
本发明涉及水溶性疏水缔合共聚物及其制备方法,属于高分子材料的合成领域。
The invention relates to a water-soluble hydrophobic associated copolymer and a preparation method, which belongs to the polymer synthesis field.
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