1) poly(dimethyl diallyl ammonium) chloride
聚铵阳离子
1.
The poly(dimethyl diallyl ammonium) chloride was used to detect the incomplete IgG antibodies of red blood cell in human seria, and the several factors, such as concentration of sodium ethylene diamine tetracetic acid(EDTA·Na2), polyelectrolytes and red blood cell were discussed.
用烯丙基氯和二甲胺合成了烯丙基氯化铵 ,在引发剂引发下聚合成聚铵阳离子 ,用红外光谱和核磁共振对其结构进行表征。
2) PDDA
季铵聚阳离子
1.
Pt nanoparticles decorated with (NR4)+ were successfully synthesized in the presence of poly(diallyldimethylammonium chloride)(PDDA).
合成了一种季铵聚阳离子(PDDA)修饰的纳米Pt颗粒,采用静电自组装的方法将这种颗粒组装到质子交换膜(PEM,Nafion112)表面,Pt粒子的表面原子状态、Pt的还原和自组装过程以及自组装膜的电化学性能分别采用傅里叶转换红外(FTIR)、紫外-可见吸收光谱(UV-vis)和电化学工作站分析。
3) quaternary ammonium cation
季铵阳离子
1.
A new kind of modified montmorillonite was prepared by introducing Zn~(2+) and quaternary ammonium cations into montmorillonite via the ion exchange,which was used as an antibacterial agent.
将锌离子和季铵阳离子依次与蒙脱土进行离子交换反应,制备了新型改性蒙脱土复合抗菌剂,并探讨了其最佳制备工艺条件。
2.
Pt Nano particles modified with quaternary ammonium cation were synthesized by chemical reduction.
以季铵阳离子聚合物为修饰离子、乙醇为还原剂 ,在水溶液中合成了具有稳定电位的阳离子修饰纳米Pt颗粒 ,还原过程采用UV vis光谱监控 ,粒子形貌采用TEM表征 。
4) quaternary ammonium ion
季铵阳离子
1.
Five kinds of lignosulfonate with different quaternary ammonium ions were prepared by means of dowexing.
以木质素磺酸钙为原料 ,通过离子交换法制备了五种季铵阳离子木质素磺酸盐 ,系统的研究了它们对水泥各项性能的影响。
2.
Five kinds of lignosulfonates with different quaternary ammonium ions were prepared by means of dowexing.
以广州造纸厂生产的MG减水剂为原料 ,通过离子交换法制备了五种季铵阳离子木质素磺酸盐 ,研究了它们对水泥净浆凝结时间和抗压强度的影响 ,并用扫描电镜对水泥净浆固结体的微观结构进行了观
3.
Using sodium β-naphthalenesulfonate-formaldehyde condensate as raw material,six kinds of β-naphthalenesulfonate-formaldehyde condensates with different quaternary ammonium ions were prepared by means of dowexing.
以 β -萘磺酸甲醛缩合物钠盐为原料 ,通过离子交换树脂法制备了六种不同结构的季铵阳离子所对应的萘磺酸甲醛缩合物盐 ,并研究了它们对水泥混凝土各项性能的影
5) polycation
[,pɔli'keiʃən]
聚阳离子
1.
Objective: To study synthesis and characterization of polycation-membrane material.
目的制备聚阳离子膜材料并表征。
2.
To develop novel degradable polycation with high transfection efficiency and low toxicity may become one.
聚阳离子非病毒载体具有性质稳定、无免疫源性、携载基因容量大、结构可灵活修饰以及易于制备等优点,目前正受到越来越多研究者的关注。
3.
The dextran-spermine polycations(DSP) as a non-virus gene vector have been prepared by the reduced-amine reaction between oxided dextran and spermine.
应用氧化葡聚糖与精胺通过还原胺法反应,制备了聚阳离子非病毒基因载体葡聚糖-寡胺化合物;用红外光谱测定仪、核磁共振波谱仪、紫外光谱仪,激光纳米粒度测定仪、透射电子显微镜进行了表征。
6) cationic midification
季铵阳离子化
补充资料：阳离子-阳离子干扰
分子式：
CAS号：
性质：火焰原子吸收光谱分析中，伴生阳离子对待测阳离子测定中信号的增强或抑制。它属于化学干扰；信号增强属于增感效应，信号被抑制属于干扰效应。如测定镁时铝存在可抑制镁的信号；测定铝时钛存在，可增强铝的信号。前者由于生成难解离的MgO·Al2O3，减少了镁的基态原子；后者是钛的亲氧能力比铝强，钛夺取了氧化铝中的氧，生成氧化钛，铝从氧化铝中释放出来。
CAS号：
性质：火焰原子吸收光谱分析中，伴生阳离子对待测阳离子测定中信号的增强或抑制。它属于化学干扰；信号增强属于增感效应，信号被抑制属于干扰效应。如测定镁时铝存在可抑制镁的信号；测定铝时钛存在，可增强铝的信号。前者由于生成难解离的MgO·Al2O3，减少了镁的基态原子；后者是钛的亲氧能力比铝强，钛夺取了氧化铝中的氧，生成氧化钛，铝从氧化铝中释放出来。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条