查询词典 micelle

The hydrophobic monomers such as glycidyl octyl dimethylammonium chloride, glycidyl dodecyl dimethylammonium chloride, glycidyl tetradecyl dimethylammonium chloride was applied to the hydrophobic modification of two kinds of sodium cellulose sulfate in isopropyl alcohol under 65℃.The success of synthesis of a kind of novel amphoteric surfactant by FT-IR and NMR. 3. By the measuring surface tension of all kinds of amphoteric polymeric surfactants based on cellulose, the critic micelle concentration was obtained such as 0.4wt%、0.3wt%、0.25wt% and corresponding surface tension was about 30mN/m

通过动态接触角测量仪确定了各种纤维素表面活性剂的表面张力和临界胶束浓度，结果表明该类表面活性剂可与小分子表面活性剂的降低表面张力的能力相媲美，最低可达28.41 mN/m，随着疏水基中碳链的增长，降低表面张力的能力下降，而临界胶束浓度从0.4wt%相应降低0.25wt%；应用环境扫描电镜确定其不同浓度胶束形态，结果表明在较低浓度下形成棒状单分子胶束，随着浓度的升高，单分子胶束逐渐聚集成树枝状胶束，进一步提高浓度，则聚集成网状结构；此外，采用了高级流变仪对其溶液的流变性质进行了研究，结果表明其溶液属于剪切变稀流体，是高分子溶液特有的性质。

Below its critical micelle concentration, SDS effect facilitated the energy transfer from the component at 232 nm to the tyrosyl residues in PS II proteins, and also resulted in less micropolarity for tyrosyl residues, whilst at or above its cmc, SDS had an opposite effect.

低于其临界胶束浓度时，SDS会促进蛋白质中232 nm外的组分与酪氨酸之间的能量传递，并且使酪氨酸残基外于极性更小的环境；而大于cmc时，SDS却产生相反的效应。

The "water pool" in reverse micelle is formed by surfactant spontaneously arraying in non-aqueous solvent. This provides an excellent micro-reactor for the preparation of nanoparticles.

表面活性剂会在非水溶剂中自发排列形成纳米尺寸的&水池&，这为纳米粒子的制备提供了优良的微反应空间。

The peptizing mechanism of pseudo-boehmite powder was analyzed, and the multi- nucleus model of colloidal nucleus and electrical double layers model of micelle were proposed, based on the measurement of conductivity, the analysis of IR infrared spectra and the equilibrium profiles of dissolution-precipitation for Al3+ at different pH values.

通过胶溶过程中电导率的测定、胶团表面基团的FTIR分析和Al~(3+)的沉淀溶解平衡的热力学分析，提出了拟薄水铝石的胶溶过程机理、胶核的多核结构模型和胶团的双电层结构模型。

If CSF is used as a sensitizing agent, its concentration should be lower than its critical micelle concentration.

从分析化学角度上看，若以阳离子表面活性剂作为BPR显色反应的增敏剂，则必须控制其浓度在其临界胶束浓度以下。

The effects of block sequence, block ratio, block length as well as chain architecture on mixed multicompartment micelles are investigated systematically, and the knowledge of the morphology and structure control of micelle are obtained.

模拟结果表明：将多嵌段共聚物进行混合是控制多隔段胶束外在形貌和内部结构的一种有效手段。

The coordination reactions of Cu and Ni with acid alizarine blue B in the presence of cetyltrimethylammonium bromide micelle were investigated using the microsurface adsorptionspectral correction technique. The aggregation of AABB on CTAB followed the Langmuir isothermal adsorption law. The enrichment of AABB on CTAB sensitized the complexation between Cu or Niand AABB.

应用微相吸附-光谱修正技术，研究了Cu、Ni与酸性茜素蓝B在溴化十六烷基三甲铵胶束上的配位反应，分析了表面活性剂在配位反应中的增效机理，表征了二元和三元结合物的性质。

The synthses of a new type of surfactant-sodium bis sulfuo-succinate was first reported, it could form reversed micelle with iso-octane. This reversed micellar system could extract macromolecular protein-hemoglobin as well as cyt-C.

首次报道了一种新型表面活性剂丁二酸二酯磺酸钠的合成，考察了它与异辛烷形成的反胶束体系在提取小分子的细胞色素C和相对分子质量较大的血红蛋白的行为。

The new opinion to explain why amphoteric surfactant is the best lime soap dispersing agent was given from the view point of mixed micelle theory.

从混合胶束理论出发，对两性表面活性剂是比其他类型表面活性剂更优秀的钙皂分散剂这一事实，作者提出了新见解。

The effects of various structure parameters of gemini surfactants such as nature of the hydrophilic head groups,nature and chain length of the hydrophobic tail groups,nature and chain length of the spacer groups,and nature of the counter ion et al.on their dissolution properties,surface activity,micelle morphology,foaming performance and lime soap dispersing power et al.were summarized.

综述了双子表面活性剂亲水头基的性质、疏水尾基的性质及长度、连接基的性质及长度、反离子等结构参数对其溶解性、表面活性、胶束形状、起泡性及钙皂分散能力等的影响。双子表面活性剂是一类新型表面活性剂，具有临界胶束浓度低、表面活性高、增黏能力强等一系列优异性能，这些优良性能使其具有良好的应用潜力。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失