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Some properties of anionic Gemini surfactants were studied in this paper to obtain a good one to efficiently enhance oil recovery.

本文对合成的Gemini阴离子表面活性剂进行各种基本物化性能和应用性能的研究,希望可以从中筛选出性能较好的用于油田驱油提高原油的采收率。

Terminated DFA-PEG-PPG tripolymer polyester,which was synthesis by adding long chain fatty acid or fatty alkanol into the reactionsystem, contained not only chain lipophilic group but also polyester-polyether group,and had the building effection of alkanol antifoaming reagent and polyether one. Thenovel design theory for structure of antifoaming reagent was put forward by studyingperformance of product.

这种新型结构聚酯的合成,为消泡剂分子结构的设计提出了一种的思路;采用嵌段聚合方法所合成的_m-_n嵌段聚酯型高分子表面活性剂,其分子量比DFA-PEG和DFA-PEG-PPG三元共聚酯的分子量更大,所表现出的乳化性能更为优秀。

Some new results are obtained from the studies: 1 a novel thermokinetic research method, the characteristic reduced parameter method, has been proposed, and the kinetics of oxidation of benzoquinone by hydrogen peroxide has also been investigated with this method; 2 the kinetic mathematical models that the metallomicelles made from the mono-nuclear or dinuclear complexes and surfactants catalyze the phenolic derivant oxidation have been established respectively; 3 the feasibility and mechanism that the metallomicelle, a mimetic model of peroxidase, catalyzes the phenolic derivant oxidation has been discussed.

研究得到如下新的结果:(1)提出了一种新的热动力学研究法——特征对比参量法,用该法研究了过氧化氢氧化苯醌反应动力学;(2)分别建立了由单核和双核金属配合物与表面活性剂形成的金属胶束催化酚类氧化反应的动力学数学模型;(3)探讨了金属胶束模拟过氧化物酶催化酚类氧化反应的可行性及其机理。

The yield of biphenyl in a Triton X10 ME system was found higher than that in the biphase system. The reactivities in different ME were also studied.

结果表明,微乳体系中联苯收率高于两相体系;比较了在离子、非离子表面活性剂构成的不同微乳体系中的反应活性;研究了卤代芳烃在Tx10 ME中的甲酸钠、碱类型、Pd/C用量、温度等对反应的影响。

In detail the process of the invention relates to a method for solubilising an oil-soluble pigment into an oil or fat by extraction of a solid preparation containing the oil-soluble pigment comprising the steps of a mixing the solid preparation containing the pigment with water, an extraction medium containing an edible oil or fat, and a nonionic surfactant having a hydrocarbyl group, an acyl group or a substituted hydrocarbyl or acyl group containing at least 6 carbon atoms; b optionally centrifugalize the mixture obtained and separate the oil phase.

具体而言,本发明方法涉及一种通过萃取含有油溶性颜料的固体制剂而使油溶性颜料在油或脂肪中增溶的方法,其包括步骤a将含有颜料的固体制剂与水、含有食用油或脂肪的萃取介质以及具有含至少6个碳原子的烃基、酰基或取代烃基或取代酰基的非离子表面活性剂混合,和b任选将所得混合物进行离心并且分离油相。

Effect of different surfactants on the UV intensity of Al(superscript 3+)-MXFX have been studied. Is Cetyl Trimethy-lammonium Bromide can increase the UV intensity of Al(superscript 3+)-MXFX is discovered. Based on this reaction, the reaction conditions in detail and proposed a simple, rapid and sensitive new method for the determination of MXFX by UV method is inve stigated. This method has been applied for the determination of MXFX in tablet with satisfactory results.

通过研究不同表面活性剂对Al(上标 3+)-莫西沙星体系紫外特性的影响,发现十六烷基三甲基溴化铵对该体系有显著的增敏作用;系统研究了CTMAB-Al(上标 3+)-MXFX反应体系的紫外特性,利用这一反应体系,建立了简单、快速、灵敏的测定莫西沙星的紫外分光光度法,选择了最佳实验条件,并将此方法用于莫西沙星片剂的测定,结果满意。

The foam properties of four kinds of cleavable s-triazine fatty sulfonate surfactants with different length of alkyl chains were studied by improved Ross-Miles method.

采用改进的Ross-Miles法研究了4种不同烷基链长的可断键均三嗪脂肪磺酸盐表面活性剂(OSEAT、DSEAT、TSEAT、HSEAT)的泡沫性能,考察了质量浓度、温度、Ca2+浓度对它们泡沫性能的影响。

The foam properties of four kinds of cleavable s-triazine fatty sulfonate surfactants with different length of alkyl chains were studied by improved Ross-Miles method. The effects of mass concentration, temperature and calcium ion concentration on their foam properties were discussed.

采用改进的Ross-Miles法研究了4种不同烷基链长的可断键均三嚓脂肪磺酸盐表面活性剂(OSEAT、DSEAT、TSEAT、HSEAT)的泡沫性能,考察了质量浓度、温度、Ca(上标 2+)浓度对它们泡沫性能的影响。

The result shows that the spatial distribution of coalescent filler has great effect on the coalescent removal of oil.

同时,废水中还含有大量的表面活性剂、聚合物、碱等物质,这些物质的存在又进一步增加了原油在水中的稳定性,使得现有的重力除油设施除油效率很低。

The results of magnesium and calcium ions tolerance test indicated that the modified SPS, synthesized from the above two methods,has good chelation with magnesium and calcium ions for the crablike carboxyl and ester group and increase the reaction weight with magnesium and calcium ions for addition of hydrophilic group.Both of the two modified petroleum sulfonates could produce ultra-low interfacial tension at calcium and magnesium ions concentration lower than 600 mg/L,whereas the general petroleum sulfonates could only produce ultra-low value below 300 mg/L.

耐钙镁离子能力测试结果,以大庆炼化公司两种渣油为原料,采用上述两种合成方法制备的改性石油磺酸钠,由于产物中引入蟹爪状羧酯基,对钙镁离子有较强的螯合作用,同时增加了亲水基,增大了表面活性剂分子与钙镁离子的反应量,因而在600mg/L的钙镁离子溶液中获得10-3级的超低界面张力;而普通石油磺酸钠仅能在300mg/L的钙镁离子溶液中获得超低界面张力。

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Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严,以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆,把帆卷起,系住。

Therefore, positively advances the interest rate marketability reform is one of current our country finance reform important tasks.

因此,积极推进利率市场化改革是当前我国金融改革的重要任务之一。