The R-groups give the amino acids their physical-chemical characteristics such as polarity ( hydrophobic or hydrophilic) and charge ( acidic or positive versus basic or negative). R基团赋予氨基酸物理化学特性,例如极性(亲水性和疏水性)以及电荷(酸性或正电荷,碱性或负电荷)。
Then the scientists made the glass beads hydrophobic. 科学家们继而用憎水性玻璃珠来做实验。
Petroleum is a complex mixture of non-aqueous and hydrophobic components liken-alkane, aromatics, resins and asphalt. 石油是一种疏水混合物例如:烷烃,芳香烃,树脂和沥青。
Virtually all hydrophobic inorganic NPs could be coated with these amphiphilic polymers. 几乎所有疏水性无机纳米粒子可以与这些两亲性聚合物涂层。
The method of extracting hydrophobic components from purple salvia miltiorrhizae through using different solvents was carried out. 通过使用不同溶剂,研究了紫丹参中脂溶性成分的提取方法,并通过紫外光谱对其进行了表征。
The results showed that modified polyurethane materials had excellent mechanic properties, heat resistance and surface hydrophobic properties. 结果表明,改性后的聚氨酯弹性体具有更优良的力学性能、耐热性及表面疏水性。
This allows a sufficiently close approach of one molecule to another, thus hydrophobic and hydrophilic interactions can occur. 这就使得一个分子与另一个充分地接触,因此疏水基与亲水基之间也就会发生反应。
Specifically disclosed is a catalyst layer for solid polymer fuel cells which is composed of a catalyst obtained by reducing a platinum oxide, a hydrophobic agent and a proton conducting electrolyte. 具体公开了一种用于固态聚合物燃料电池的催化剂层,其包括:通过还原铂氧化物获得的催化剂;疏水剂;和质子传导电解质。
The effects of the hydrophobic comonomers on molecular aggregation behaviors and flocculation performance have been investigated. 探讨了疏水功能单体的引入对絮凝剂分子聚集形态和絮凝性能的影响。
Association behavior of polyacrylamide with ionic and hydrophobic groups 兼有离子和疏水缔合两种结构特性的聚丙烯酰胺的缔合性能
Typically, filters are now jacketed to prevent condensate or water from blocking the hydrophobic vent filter. 现在典型的呼吸器装有夹套以防止冷凝物或水阻塞了疏水的呼吸器。
Amino acids in signal peptides are relatively conservative, most of which are hydrophobic. 组成信号肽的氨基酸相对保守,多数为疏水氨基酸;
Characterization of hydrophobic calcium carbonate and its application in the poly vinyl chloride 疏水性碳酸钙的表征及其在聚氯乙烯中的应用
Molecules with both hydrophilic and hydrophobic groups are called amphipathic or amphiphilic. 分子兼有亲水的和疏水的两个基团,叫做两性的或两亲的。
Amino acid sequence analysis shows that in the sequence there exist an obvious transmembrane and a hydrophobic region. 氨基酸序列分析表明,该序列存在明显的跨膜结构和疏水区。
Again, molecules of these detergents have a hydrophobic portion and a hydrophilic one. 同样,这种清洁剂既有亲水基团又有疏水基团。
A woven fabric consists of a generally uniformly woven structure of hydrophobic materials and has inner and outer exposed surfaces of hydrophobic and hydrophilic materials. 一种机织织物由疏水性和亲水性材料的通常均匀机织的结构组成,并且具有疏水性和亲水性材料的内部和外部暴露表面。
Study of Adsorption of Water and Alcohols on Hydrophobic Porous Silica by Pulse Chromatography 脉冲色谱法研究醇和水在疏水多孔硅胶上的吸附行为
Methods: Wash inclusion body effectivity, use Hydrophobic Interaction Chromatography to carry on the purification. 方法:对包涵体进行有效洗涤,采用疏水层析进行纯化。
Effects of Film Forming and Hydrophobic Properties of Starches on Surface Sized Packaging Paper 淀粉成膜性和疏水性对表面施胶包装纸的影响
Please group amino acids according to the nature of their side chains: hydrophobic, hydrophilic, polar and nonpolar. 请依据氨基酸支链的性质来分类:疏水性、亲水性、极性与非极性。
Structure Performance Changes of Hydrophobic Polypropylene Membrane in Solution Environment 溶液环境中疏水性聚丙烯膜结构性能的变化
Sol-gel hydrophobic protective coatings have been widely used due to its easy preparation and excellent properties. 溶胶-凝胶疏水防护涂料具有制备简便和性能卓越而得到广泛的应用。
Applications of Laccase in Decolorization of Dyes and Degradation of Hydrophobic Aromatic Compounds Synthesis and Property of Hydrophobic Associative Terpolymer 漆酶在染料脱色和疏水性芳香化合物降解转化中的应用研究疏水缔合三元共聚物的合成及其性能
The influences of hydrophobic group content on the stability of the silica sols and the surface wettability and vapour stability of the silica membranes were investigated. 研究了憎水基团的添加量对溶胶体系的稳定性和对二氧化硅膜润湿性以及水汽稳定性的影响。
Adsorption of trace phenol and formaldehyde in water with hydrophobic silica aerogel 疏水性二氧化硅气凝胶吸附水中微量苯酚和甲醛的研究
PTFE is hydrophobic and has an excellent compatibility with aggressive samples. PTFE具有疏水性对极端样品有极好的兼容性。
The experimental study on the synergistic effect of gemini surfactant vesicle and hydrophobic associative polymer 双子表面活性剂囊泡与疏水缔合聚合物溶液间协同效应实验研究
By using special pretreating method before plating aiming at the characteristics of good chemical stability and hydrophobic behavior of PP. 针对PP化学稳定性好、憎水性强的特点,采用了特殊的镀前处理方法。
In addition, the adsorption of emulsifier on the hydrophobic part of the hydrocolloid could have formed a mixed interfacial film of gum and emulsifier that increased viscoelastic properties. 另外,乳化剂在亲水胶体的疏水部分的吸附作用也可能导致了胶与乳化剂复合界面膜的形成从而使粘弹性质的增加。