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- Keywords Chelating ion exchange resin;Apparent protonation constant;Intrinsic protonation constant;Ethanol-water mixture solvent; 螯合离子交换树脂;表观质子化常数;本征质子化常数;水-乙醇混合溶剂;
- chelating ion exchange resin 螯合离子交换尸
- Methods: Extracted by EtOH,purified by 732-positive ion exchange resin. 方法:全草粗粉用乙醇提取,强酸型732阳离子树脂交换纯化。
- Objective: To evaluate the causes of contamination and regenerate methods of ion exchange resin. 目的探讨离子交换树脂被污染的原因、预防措施及再生方法。
- Recent research and progress of ion exchange resin membrane (IEM) in soil testing were summarized. 综述了国内外离子交换树脂膜（膜型树脂）的研究进展；
- Methods of separation of phytic acid by ion exchange resin from rice bran are described. 本文介绍了用离子交换树脂从米糠中提取植酸的方法和条件。
- A new method for the determination of trace iron by ion exchange resin phase spectrophotometry was developed. 提出了利用离子交换树脂相分光光度法测定痕量铁的方法。
- A fiber-optic reflected sensor has been developed by immobilizing xylenol orange on 717 anion ion exchange resin. 研究了一种将二甲酚橙固定在上海717阴离子交换树脂上作为试剂相的光导纤维反射型传感器。
- This paper dealed with the current situation of producing diisopropyl ether and a process using ion exchange resin. 概述了国内外二异丙醚生产技术现状、介绍新开发的以阳离子交换树脂为催化剂利用丙烯一步法制取二异丙醚技术。
- In this paper, the ion exchange equilibria of taurine (Tau) and glycin (Gly) on D290 anion exchange resin were investigated. 研究了牛磺酸与甘氨酸在阴离子树脂D290上的离子交换平衡。
- The paper analyzes the Fe pollution of the ion exchange resin in the resin tank and puts forward the solution to avoid the resin poisoned. 本文对常见的树脂罐中离子交换树脂受到铁污染的情况进行分析,提出解决树脂中毒的处理方法。
- chelating ion exchanger resin 螯合离子交换树脂
- Resin catalyst loaded Al was prepared by 732 ion exchange resin and AlCl3. The solvent was ethanol ,and H type resin was dried for 35h. 采用732 型阳离子交换树脂作为催化剂载体,制备得到负载铝的树脂催化剂,采用液固溶剂法,选用无水乙醇作为溶剂,H 型树脂干燥35h 后进行制备。
- Isobornyl ethyl ether was prepared by ethoxylation of camphene with absolute ethanol in the presence of DCP heat-resistant ion exchange resin. 工业莰烯在耐高温离子交换树脂DCP催化作用下与无水乙醇反应生成了异龙脑基乙醚。
- Being different from traditional ion exchange resin, the ion exchange process of ACA was sol-gel phase transformation, which was a novel ion adsorbent. 与传统离子交换树脂显著不同，ACA将吸附剂海藻酸钠微囊化，离子交换是被交换离子与微胶囊内海藻酸形成离子移变凝胶的溶胶-凝胶相转移过程，是一种离子取代凝胶。
- Catalytic acetylation of methamidophos for the production of acephate in batch stirred tank by using ion exchange resin was presented. 研究了在间歇搅拌釜中以阳离子交换树脂为催化剂,由甲胺磷催化乙酰化合成乙酰甲胺磷。
- Ion exchange resin is a new type FRF processing technology, whose capacity is 7 times higher than diatomite and it can decompose phosphate. 离子交换树脂是最新的抗燃油处理技术，其处理酸的能力是硅藻土的7倍，并且对已经存在的磷酸金属盐有分解作用。
- Pure trimethylolethane can be obtained through decompression condense，extraction, decompression steam stripping and ion exchange resin. 通过减压浓缩、萃取、减压汽提然后经离子交换树脂除去杂质得到合格的产品。
- With hydrogen sulfide and tetrapropylene as raw materials, TDM was synthetized by the one step process in the presence of acidic ion exchange resin. 摘要 以硫化氢和十二烯为反应原料，以酸性离子交换树脂为催化剂一步合成叔十二碳硫醇。
