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1)  polar fraction
极性物
1.
Daqing crude oil was separated into tree components of asphaltene, polar fraction and remaining fraction with precipitation method and silica gel column.
用沉淀法和色谱分离法将大庆原油分离成沥青质、极性物和抽余油 3部分。
2.
Kelamayi crude oil was separated into asphaltene, polar fraction and remaining fraction by precipitation method and separation through silica gel column.
用沉淀法和色谱分离法将克拉玛依原油分离成沥青质、极性物和抽余油三组分。
2)  polar mineral
极性矿物
1.
Pyrite, chalcopyrite,sphalerite and a-quartz are common minerals in gold ore deposits and also are gold-carrier minerals and polar minerals (semiconducting minerals, thermoelectric minerals ).
黄铁矿、黄铜矿、闪锌矿和α-石英是金矿中常见矿物,是载金矿物,也是极性矿物(半导体矿物,热电子物)。
3)  polar material
极性物质
1.
The adsorption static and kinetic behaviors of polar material on HZ-915 resin in oil system were studied.
通过静态和动态吸附法对HZ-915改性树脂吸附模型的研究分析,证明在研究的浓度范围内,HZ-915树脂对极性物质的吸附符合Freundlich方程,HZ-915树脂对极性物质的吸附动力学符合Lagergren准二级速率方程。
4)  polar organics
极性有机物
1.
Influence of surfactants and polar organics on absorption spectrum and deposition rate of chemical copper plating solution;
表面活性剂与极性有机物对化学镀铜的影响
5)  polar compounds
极性化合物
1.
Determination of polar compounds in edible oil by thin-layer chromatography;
薄层色谱法测定油脂中极性化合物含量
2.
Separation of polar compounds by preparative SFC;
硅胶柱超临界流体制备色谱分离极性化合物
3.
Study on rapid determination of content of polar compounds in frying oil by conductivity method
电导率法快速检测煎炸油中极性化合物含量的研究
6)  polar organic compound
极性有机物
补充资料:非极性聚合物
分子式:
CAS号:

性质:偶极矩为零的聚合物。聚合物分子的偶极矩可以从键矩的向量和求得,结构对称的分子键矩的向量和为零,是非极性聚合物。如石蜡、聚乙烯、聚丙烯、聚四氟乙烯等。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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