反离子
- Counter ion;countra-ion
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聚电解质刷不但具有一般聚合物刷的所有特性,而且具有更突出的性质,例如pH响应性、温敏性、反离子吸附等。
Polyelectrolyte brushes not only have all the natures of general polymer brushes , but also contain more prominent properties such as pH-responsive , temperature-sensitive , anti-ion adsorption .
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用氯离子电极同时测定阳离子表面活性剂的CMC及反离子缔合度
Simultaneous determination of critical micelle concentration and counter-ion association degree of aqueous cationic surfactants solution system by chloride ion selective electrode
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本文比较了一系列二价金属反离子的Nafion阳离子交换膜的渗透气化行为。
The pervaporation behavior of Nafion cation exchange membranes loading with a series of different divalent counter-ions was compared .
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在无外加探针条件下,采用循环状安法直接测定SDS胶束聚集体在H2O和C2H5OH&H2O体系中的扩散系数,用离子计直接测定胶束溶液中的反离子缔合度。
SDS micelle diffusion coefficient with different micelle shape in H_2O and C_2H_5OH - H_2O systems are determined by cyclic voltammetry without any probe , and anti-ionic associating de - gree is measured by ionometer .
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当扩散层中的反离子全部被压入Stern紧密层时,Zeta电位为零,胶粒处于等电状态,该pH值与制备介孔样品时的合适pH值一致。
When anti-ions in diffusing electric double layer were all pressed in stern , Zeta potential is zero , and the micelle is isoelectric . This pH value agrees with that suitable for preparation of mesoporous oxide .
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SDS/BA/H2O体系电导率、反离子缔合度和电容测定表明:在O/W微乳液区域,电导率、反离子缔合度和电容值都较小;
The results of determination of the conductivity , the association degree of counter - ion and the capacitance indicate that their values are relatively small in the O / W microemulsion for SDS / BA / H2O system .
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结果表明瓶刷型聚电解质的结构和反离子浓缩显著地依赖于Bjerrum长度。
The structure of the bottle-brush polyelectrolyte and the counterion condensation are found to depend greatly on the Bjerrum length .
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同时研究了Al2O3悬浮体中的可溶性离子及离子电导率常数,通过去除高价反离子及控制离子电导率常数,制备出了固相体积分数高达65%(粘度约为1Pa·s)的高浓度悬浮体。
By removing high valence counter ion and controlling ion conductivity constant , 65 % ( in volume ) concentrated suspension with viscosity of 1Pa · s was successfully prepared .
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最后,对一个简化的胶体悬浮液模型,我们应用密度函数理论数值的研究了带电胶体粒子周围反离子的分布情况。与Debye-H(?)
At last , the density function theory is used to numerically investigate the distribution of counterions near the colloidal particle in the simplified colloidal suspension model .
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系统考察了不同直径及反离子形式的FFC-1聚羧酸离子交换纤维对酸碱有害气体的穿透吸附,各种温、湿度条件下的吸水率,以及作为有害气体吸附滤除材料的重复使用与再生性能。
In this paper , the dynamic adsorption , hygroscopicity and reusability of FFC-1 ion exchange fiber for various acidic and basic harmful gases were measured in different conditions .
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表面活性剂与芳香反离子对化学镀镍磷的影响
Effects of surfactant and aromatic counter ion on Ni-P chemical plating
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芳香反离子与离子表面活性剂胶团的相互作用
The Interaction Between the Aromatic Organic Counterion and Ionic Surfactant Micelle
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最终我们得到了一个振荡衰减形式的反离子分布。
The distribution of counterions with oscillatory decay form is derived .
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外加盐反离子对一种阴离子菁染料的J-聚集效应
The effect of counterions on the J-aggregation of an anionic cyanine dye
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添加盐对有序组合体扩散系数的影响主要表现为反离子效应。
Salt influenced the diffusion coefficient of organized assembles mainly by counter-ions .
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氧化反应的选择性主要与反离子有关,当反离子为Cl~-时,主要氧化一级醇;
The selectivity of the oxidants is mainly determined by the counter-ions .
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反离子通常是钠,钾和铵。
The usual counter-ions are sodium , potassium and ammonium .
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电导法确定离子交换树脂中反离子的解离度
Determining the Dissociation Degree of Counter Ions in Ion-exchange Resin by Conductivity Measurement
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结合不同反离子的直链烷基苯磺酸盐性能研究
Study on The Properties of Linear Alkyl Benzene Sulfonate Combined With Different Counterion
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异号盐离子对反离子层的限制作用与其离子半径有关。
But the effect would be restricted by the opposite ion of salt .
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还报道了该三元体系各反离子的平衡选择系数。
Theequalibrium selectivity coefficients of each counter ion in the system are reported .
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离子簇的大小和密度受金属反离子的影响。
The size and density of ionic clusters depended on the different metal counterions .
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混合胶团表面反离子解离度随己醇浓度增大而增大。
The ionization degree of the mixed micelle increases with increasing n hexanol concentration .
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在双连续区域,为链式导电机理,电导率、反离子缔合度、电阻和电容值几乎不随水含量变化。
The conductivity , the association degree and the capacitance change scarcely with the water content .
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不同金属反离子对含高效氯氟氰菊酯微乳液形成规律及其稳定性的研究
Studies on the Effect of Different Coherer Counter-ions on Forming Rule and Stability of Cyhalothrin Microemulsion
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探讨了粒子间强相互作用的解决方法,建立了处于反离子溶液中的带电球核-球壳系统的场论模型。
It was established that a field theory of counter-ion density distributions in a sphere kernel-shell model .
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结果表明:芳香反离子对化学镀镍磷体系是一种良好的加速剂;
The results showed that aromatic counter ion was a good accelerating agent in Ni-P chemical plating ;
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电导测定的反离子(Cl-)结合度为0.72.利用球形和棒状胶束模型确定的DEFUMACl胶束聚集数分别为45和335。
The aggregation numbers of spherical and rod-like micelles were calculated to be 45 and 335 , respectively .
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J-聚集体生成中阴离子菁与外加盐反离子相互作用的量热与电化学活度测量
Calorimetric and electrochemical activity measurement on the interaction between anionic cyanine dye and its counterions in J-aggregate formation
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目的建立一种采用反离子对高效液相色谱测定马来酸曲美布汀缓释片含量的方法。
Objective To establish a RP-ion pair HPLC method for determination of the trimebutine maleate in sustained-release tablets .