• 介绍近年来低热固相化学反应常用直接反应前驱体添加表面活性剂应用研究进展

    Research advances of application of its commonly used methods, such as direct reaction method, precursor method, surfactant method, and ligand method in recent years, were introduced.

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  • 介绍了水中阴离子表面活性剂测定,该亚甲比较具有操作步骤简单,萃取剂用量优点

    The new method in the determination of negative ion surface-active agent is introduced, comparing with methylene blue method, it have merits of simple operation step and little dosage.

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  • 采用简单低温液相通过添加表面活性剂成功制备不同形貌氧化锌微晶。

    ZnO microcrystals with a diversity of morphologies were successfully prepared with the addition of different surfactants by a simple low-temperature liquid-phase method.

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  • 阳离子表面活性剂——十六烷基三甲基溴化CTMAB存在下,铝箔微量硫酸根离子进行测定。

    Traces of sulfate ions in etching solution for aluminum foil have been determined by turbidimetry in presence of cation surface activator-hexadecyl trimethyl ammonium bromide (CTMAB).

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  • 对本表面活性剂生产控制应用研究很有实际意义的。

    This method is of practical significance to the production control and application research of surface active agent .

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  • 前言:目的:为找到泡沫浮选去除废水离子活性较好的表面活性剂表面活性剂种类进行探索。

    Objective: to find good activity surface activity dose which eliminating chromium ion in the waste water by using foam flotation method to determine the kinds of the surface activity.

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  • 生物表面活性剂检测主要液滴坍塌排油圈平板

    There are three main methods, drop collapse, oil spreading, and blood agar lysis, to detect biosurfactant production.

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  • 本文着重综述了目前常用高分子分离材料改性表面活性剂改性可以改善表面亲水性,提高了膜的通量

    The modification methods of polymer membrane materials was reviewed. In order to improve hydrophile and flux of membrane , it can be use the surfactant modified membrane.

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  • 同时我们电导稳态荧光研究多巴胺阳离子表面活性剂十六烷基三甲基溴化CTAB)胶束体系相互作用。

    We also studied the interaction between dopamine and the cationic surfactant sodium dodecyl sulfate (CTAB) by the methods of conductivity and the steady state fluorescence.

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  • 磁共振波谱红外光谱,确定了未知铵盐型阳离子表面活性剂的结构。

    Structute of nitrogen heterocyclic ring quaternary ammonium salt cationic surfactants was identi fied by mass spectrography, nuclear magnetic resonance spectra, infrared spectra and etc.

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  • 采用循环伏安研究谷胱甘肽表面活性剂共存体系对青蒿素过氧稳定性影响

    The cyclic voltammetric experiments were used to study the influence of peroxy bond′s stability in artemisinin in the presence of glutathione (GSH) and surfactant.

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  • 结果表明均匀沉淀优于直接沉淀表面活性剂加入有利于改善粉体团聚

    The results showed that homogeneous precipitation method is superior to direct precipitation method and adding surfactants is useful to improve powder reuniting.

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  • 采用无溶剂合成表面活性剂——棕榈酸甘聚糖酯(PKGM),并选择无毒复合溶剂进行分离、精制

    In the paper, surfactant palmitoylated konjac glucomannan(PKGM) was synthesized by solventless method and refined by non-toxic compounded solvent.

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  • 用转糖苷合成了新型表面活性剂——烷基糖苷。

    Alkylpolyglycosides, a new sort of nonionic surfactant, was synthesized by trans-glycosylation.

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  • 离子选择电极电导测定阳离子表面活性剂溶液中的反离子缔合度。结果表明,离子选择电极测出的数据可靠

    The concetration association degree in cationic surfactant micellar solution was determined by ISE method and conductance method. The results showed that ISE method was reliable.

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  • 采用在线萃取预处理功能模块,配合流动注射分析水体阴离子表面活性剂进行了快速测定

    Anionic surfactant (as) in water sample was determined rapidly by flow injection analysis with an on-line extraction functional module.

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  • 根据表面活性剂知识,采用HLB筛选复配乳化剂

    Accorded to the knowledge of surfactants, the emulsifiers were selected and mixed by the rule of Hydrophile-Lipophile-Balance (HLB) value.

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  • SBR处理阴离子表面活性剂废水

    Environmental treatment of wastewater containing anion surfactant with SBR process was investigated.

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  • 研究表面活性剂水溶液体系木素模型化合物降解机制具有重要意义。

    Studies of biodegradation of lignin model compounds by enzyme in aqueous media containing surfactant is of great significance to the world's environment and resources.

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  • 发明总结前人研究成果基础经过关环过程,创新性地采用真空—两性化直接合成酰胺表面活性剂

    Based on the summery of research findings by the predecessors, the invention is novel in direct synthesis of amide surfactants by vacuum-amphoteric method without ring closing reactions.

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  • 以甲基丙烯酸苯乙烯、丙烯酸丙烯酸- 2 -乙基己酯主要原料,通过溶液共聚合成了用于丙烯酸水性涂料高分子表面活性剂

    A new polymeric surfactant using for acrylic acid waterborne coatings was prepared from the methyl acrylic acid, styrene, hydroxyethyl acrylate and 2-ethylhexyl acrylate.

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  • 黑液造纸的工业废液,黑液含有木素表面活性剂多种化学成分

    Black liquor is the waste liquor from paper mill by basic process. It consists of many chemical components, such as alkali, alkaline lignin and surfactant.

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  • 液相色谱采用高于临界胶束浓度表面活性剂溶液作为流动液相色谱方

    Micellar liquid chromatography(MLC) is a reversed phase liquid chromatography with mobile phases containing surfactant above its critical micellar concentration(CMC).

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  • 本试验采用转移通过溶剂表面活性剂筛选配伍,确定了10%虫腈水乳剂配方溴虫腈质量分数为10%;

    Through the screening and assembling of solvent, and surfactant, the optimum formulation of 10% chlorfenapy EW was developed as following by the phase transfer-method.

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  • 其次采用荧光探针稳态荧光淬灭研究盐酸温度乙醇表面活性剂CTAB自组装特性影响

    Secondly, steady-state fluorescence and fluorescence-quecher technique were adopted to study the influence of hydrochloric acid, temperature and ethanol on the self-assemble of CTAB.

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  • 利用外推得到的该表面活性剂临界聚集约为亲油基同CTAB临界胶束聚集数一半

    The critical micellar aggregation Numbers obtained by extrapolation method are half of the CTAB's (cetyltrimethylammonium bromide) which is hydrophobic with the same carbon number.

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  • -2,3,7-三羟基萤光酮-阳离子表面活性剂多元络合物分光光度研究

    Spectrophotometric studies on the multi-component complexes of tin with 2,3,7-trihydroxyfluorones and cationic surfactants.

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  • -2,3,7-三羟基萤光酮-阳离子表面活性剂多元络合物分光光度研究

    Spectrophotometric studies on the multi-component complexes of tin with 2,3,7-trihydroxyfluorones and cationic surfactants.

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