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1)  Weak basic anion exchange resin
弱碱性阴离子交换树脂
1.
When weak basic anion exchange resin is applied in water treatment,its main performance index operating exchange capacity is mainly affected by the residual ion exchange capacity in exhausted bed.
弱碱性阴离子交换树脂用于水处理时,其主要性能指标———工作交换容量,主要取决于失效树脂层中残余交换容量的大小。
2)  weak base anion exchange resins
弱碱阴离子交换树脂
1.
Removal of chromate(Ⅵ) from drinking water by weak base anion exchange resins;
利用弱碱阴离子交换树脂去除饮用水源中微量铬(Ⅵ)
3)  macroporous weakly basic anion exchanger
大孔弱碱性阴离子交换树脂
1.
The adsorption behavior of 2 naphthalenesulfonic acid(2 NSA), p tuluenesulfonic acid( p TSA), p chlorobenesulfonic acid( p CBSA), and 4,4′ dinitrostilibene 2,2′ disulfonic acid(DNS) onto a macroporous weakly basic anion exchanger(D301) have been investigated.
研究了大孔弱碱性阴离子交换树脂D301对高水溶性芳香磺酸类染料中间体的吸附性能及吸附机理。
4)  Tertiary amine weakly basic anion exchange resin
叔胺弱碱性阴离子交换树脂
5)  D380 macro-porous weak base anion exchange resin
D380大孔弱碱性阴离子交换树脂
6)  weakly basic anion exchanger (D354)
D354弱碱性阴离子交换树脂
1.
In this thesis, adsorption of low concentration organic acids such as formic acid, acetic acid, propane acid, and butanoic acid, benzoic acid and its derivate in different medium environment (salt or glucose was added as a third component) on weakly basic anion exchanger (D354) as adsorbent was studied.
本论文以D354弱碱性阴离子交换树脂为吸附剂,在不同的介质环境中(加入盐或葡萄糖作为第三组分),吸附低浓度的甲酸、乙酸、丙酸、丁酸、苯甲酸及其衍生物,采用电位法对吸附过程进行在线跟踪,利用固—液界面吸附动力学方程,求取表观吸附速率常数。
补充资料:弱碱性阴离子交换树脂
分子式:
CAS号:

性质:是指带有伯胺(—NH2)、仲胺(—NHR)、叔胺(—NR2)或芳胺等功能基团的离子交换树脂。这类树脂具有交换容量大、易于再生等优点,但其活性交换基因在水溶液中解离程度很小,因而呈弱碱性R-NH2+H2OR—NH3++OH—,其交换速度稍低于强碱性树脂,只能在中性、特别是在酸性介质中才能显示其离子交换功能。此类树脂主要用于水处理及废水处理(如电镀废水)、重金属、稀有元素或抗生素的提取、分离、精制等方面。

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