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- Even if it cannot produce ultra low interfacial tension, its last producible oil index may equal that of APS. 再加上二元体系的粘度和弹性比三元体系的高很多,即使界面张力达不到超低值,总采收率也可以达到三元复合驱采收率值。
- The conditions of forming low interfacial tension between industrial lignosulfonate and Daqing crude oil have been systematically researched. 系统地研究了工业木素磺酸盐与大庆原油形成低界面张力的条件。
- Experimental result shows that theeffects of miscibility on interfacial activity and mass transfer rate are obvious.It also showsthat for a partially miscible system with low interfacial tension,... 结果表明,互溶度与界面活性、传质系数的降低之间存在着对应关系,对于低界面张力、部分互溶的体系,界面张力不是决定表面活性物质对液滴传质系数影响程度的主要因素。
- Oil and Gas Relative Permeability under High Temperature and Low Interfacial Tension System 高温、低界面张力体系下油水相对渗透率研究
- Study and Application of MMH Cation Polymer Drilling Fluid with Low Interfacial Tension 正电胶阳离子聚合物低界面张力钻井液技术研究
- Study on oil-water flow in porous media at low interfacial tension by surface excess model 利用表面过剩吸附模型研究低界面张力体系下油水两相渗流
- Keywords quaternary cationics;low interfacial tension;wetting conversion;surface electrical conversion; 季铵盐;表面活性剂;低界面张力;润湿反转;表面电性反转;
- A STUDY ON DYNAMIC LOW INTERFACIAL TENSION OF COMBINATION SYSTEM OF PETROLEUM CARBOXYLATE AND ALKALI BETWEEN DAQING CRUDE OIL 石油羧酸盐及碱复合体系/大庆原油间的动态低界面张力研究
- Keywords heavy alkylbenzene sulfonate;sulfonation;surfactant for EOR;ultra low interfacial tension;alkali gurfactant palymer flooding; 重烷基苯磺酸盐;磺化;驱油剂;超低界面张力;三元复合驱;
- low interfacial tension 低界面张力
- low interfacial tension systems 低界面张力体系
- Keywords Demulsifier;Low interface tension;Interfacial activity;Adsorption;Membrane strength; 破乳剂;低界面张力;界面活性;吸附;膜强度;
- The surfactant lowers the oil-solution interfacial tension and makes easy emulsification of the oily soils possible. 乳化作用:表面活性剂降低了油/液之间的界面张力,使油性污渍的乳化更加容易。
- The relationships of structure of surfactant and concentration of alkali with dynamic interfacial tension( IFT) were studied. 考察了表面活性剂的结构、度与动态界面张力的关系。
- Their structures were confirmed by IR, and the properties of these surfactants such as acid number, interfacial tension, and critical micelle concentration and so on were studied. 通过红外光谱确定了产物的结构,并对有机硼表面活性剂的酸值、表面张力以及临界胶束浓度等性能进行了研究。
- The surface tension, the contact angle and the volume of Cu_2S and the interfacial tension between slag and matte are calcula- ted by this method. 用它计算了Cu_2S的表面张力、接触角、体积和渣-锍间的界面张力。
- Slug design optimizationwas performed in laboratory based on evaluation of oil - water interfacial tension, compatibility and adsorbance. 室内在对油水界两张力、配伍性、吸附量等方面性能评价的基础上,进行段塞优化设计。
- A new surfactant-polymer binary compound system(SP) without alkali was proposed and used to attain ultra-low interfacial tension of oil. 为此提出利用不加碱可形成超低界面张力的聚合物/甜菜碱表面活性剂二元复合体系驱油。
- The interfacial tension of the alkali ASP system descended with the alkali and surfactant density increasing, and decreased with time. 弱碱三元复合体系界面张力随碱和表面活性剂增加而降低,随时间延长而下降。
- The results show the TATB has small interfacial tension and big adhesive work to fluoropolymer when their polarity is matching very well. 结果表明,TATB与氟聚合物间界面张力及粘附功的大小主要由它们的极性匹配情况决定,极性越匹配,则界面张力越小,粘附功越大,粘接越牢固。
