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1)  dispersion force
分散力;色散力
2)  dispersion force
色散力
1.
According to the conclusion and the characteristics of dispersion force, it is held that the paraffin-controlling viscosity-reducing effect of magnetic treatment on crude oil results from the influence of magnetic field on t.
据此结论,结合色散力的性质,从理论上给出了磁处理原油防蜡、降黏的机理,即磁处理原油产生防蜡降黏效果的根本原因在于磁场对蜡晶分子间的色散作用的影响。
2.
Distortions in a nematic liquid crystal composed of n molecular layers is investigated using a simple cubic lattice model,based upon the dispersion force pair potential with spatial anisotropy.
基于空间各向异性色散力势能,用简单的立方格子模型研究具有n层液晶分子所组成的向列相液晶形变。
3)  throwing power
分散能力
1.
Several baths based on Watts bath were investigated by comparing electrochemical polarization and throwing power,and the effects of NiSO_4 and NaCl contents were analyzed.
通过测量极化和分散能力,对以Watts型电镀Ni溶液为基础的几种溶液进行了研究,考察了NiSO_4和NaCl含量的影响,并采用SEM和XRD方法对Ni沉积层形貌及其结晶择优取向进行了分折。
2.
The results show that glycine and formic acid both can extend the bright deposit current density range with higher throwing power for the former and higher cathodic current efficience for the latter.
以碘酸钾、三氯乙酸、甘氨酸和甲酸为添加剂,加入到标准镀铬液中,测定了镀液的分散能力、光亮电流密度范围、深镀能力、阴极电流效率。
3.
The deposit appearance,deposition rate,throwing power and covering power of the process were tested and compared with those of one overseas known kindred process.
对镀层外观、沉积速度及镀液分散能力与覆盖能力进行了测试,并与国外某知名品牌的工艺进行了比较。
4)  dispersancy [dis'pə:sənsi]
分散力
1.
The results show that acrylic acid detergent possess high chelating capacity,good dispersancy and favourable pH buffer ability,and therefore is an ideal substitute for inlet products.
利用水溶液聚合合成了丙烯酸助洗剂,并对其助洗性能进行了研究,结果表明,其螯合能力强、分散力高,产品的各项性能指标达到或超过了国外产品,完全可以替代进口产品。
2.
The lack of STPP dispersancy can be compensated.
实验结果表明:在洗衣粉配方中加入秀波(SP-Ⅱ),一次去污力得到提高,通过助剂复配,弥补了三聚磷酸钠分散力不足的缺陷,循环洗涤性能明显改进,为配方研究提供了基础数据。
5)  dispersibility
分散能力
1.
The dispersibility and colloid protection ability of the composite dispersant system composed of KH20(polyvinyl alcohol) and 60SH50(hyhroxypropyl methyl cellulose) were investigated by using trichloroethylene as the model chemical of vinyl chloride.
以三氯乙烯模拟氯乙烯(VC),考查聚乙烯醇(KH20)/羟丙基甲基纤维素(60SH50)复合分散剂的分散能力和保胶能力,发现分散能力和保胶能力均随分散剂用量的增加而提高;复合分散剂中KH20比例增大,分散能力下降而保胶能力增强。
6)  dispersion [英][dɪ'spɜ:ʃn]  [美][dɪ'spɝʒən]
分散力
1.
The study results showed that a type of carboxylic acid with better dispersion can be synthesized by the way of change of the ratio of the different side-chains.
本实验合成的聚乙二醇侧链分子量为600∶400=1∶1(摩尔比)时,聚羧酸共聚物的分散效果最好,水泥浆体的流动度及分散力最佳,分别为289 mm和10。
2.
In order to obtain polycarboxylic acid type water reducer with high dispersion and fluid-holding property,the synthesis method of the reducer was studied.
为了获得具有较好分散力和保持能力的聚羧酸型减水剂,研究了其制备方法。
补充资料:色散力
分子式:
CAS号:

性质:非极性分子中的电子相对于原子核而运动的过程中,使分子产生瞬时的正、负电荷中心分离的现象,从而产生瞬时偶极矩。色散力是非极性分子的瞬时偶极矩与邻近分子受其诱导而产生的偶极矩之间的相互吸收力,是范德华力的重要组成部分。色散力并非仅存在于非极性分子之间,它实际上还存在于包括极性分子在内的所有紧邻分子之间。与色散力对应的两分子间色散相互作用的能量叫作色散能(E色散),可用下式近似表达:式中I1、I2和α1、α2分别是两个分子的电离能和极化率,r及ε0分别是两分子中心间距与真空中的介电常数。

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