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- A new process to synthesize choline chloride by using macroporous strong basic anion-exchange resin as catalyst and chloroethanol and trimethylamine as raw materials is introduced. 研究了以大孔强碱阴离子交换树脂为催化剂，氯乙醇和三甲胺为原料，合成氯化胆碱的新工艺。
- D201 macroporous strongly basic styrene type anion exchange resins GB/T16580-1996D201大孔强碱性苯乙烯系阴离子交换对脂
- The adsorption of L-arginine on D001 macroporous strong acidic resin was investigated. 考察了D001大孔强酸型阳离子交换树脂对L? 精氨酸的吸附.
- The structure and properties of macroporous strong base - weak acid amphoteric resin were studied by using IR and DTA. 利用红外光谱、差热分析对大孔强碱弱酸两性树脂的结构与性能作些探讨。
- The adsorption properties of nicotin by D001B macroporous strong acid resin from sulfuric acid solution have been investigated. 研究了硫酸溶液中D001B大孔强酸型树脂对烟碱的吸附性能。
- A strongly basic anion exchange resin was synthesized by reaction of macroporous chloromethylated crosslinked polystyrene and tributyl amine. 以大孔型氯甲基化交联聚苯乙烯为原料,三丁胺为胺化试剂,合成了一种强碱性阴离子交换树脂。
- This opera actor has strong basic skills. 这个戏曲演员的底工很扎实。
- Acetyl tri-n-butyl citrate (ATBC) was synthesized by using tri-n-butyl citrate and acetic anhydride as reactants, sodium bisulfate or the macroporous strongly acidic cation exchange resin as catalyst. 今以柠檬酸三丁酯和乙酸酐为原料，研究了硫酸氢钠、大孔强酸性阳离子交换树脂催化合成乙酰柠檬酸三丁酯的过程，考察了原料摩尔配比、催化剂用量、反应时间、反应温度对乙酰柠檬酸三丁酯收率的影响。
- The present work aimed at development of a macroporous strongly acidie ion exchange resin,possessing an appropriate pore structure for ion-exchange-chromatographic purification of L-hydroxyproline. 本文介绍了一种能满足L-羟基脯氨酸离子层离新技术工艺要求的大孔强酸型阳离子交换树脂的研制开发情况。
- A new basic resin,polyvinylchloride-polyethylene polyamine(PVC-PP),was synthesized and the structure was characterized by IR and elementary analysis. 合成了一种新型药物催化剂聚氯乙烯多乙烯多胺碱性树脂(PVC-PP),其结构经IR和元素分析表征。
- With strong basic theory knowledge of composite structure repair and excellent workmanship. 扎实的复合材料结构修理基础理论知识和出色的动手能力。
- A kind of high impact polypropylene(PP) composite was developed with PP as basic resin, thermoplastic elastomer (POE) as toughening modifier and treated talcum power as filler. 以聚丙烯(PP)为基体树脂,(乙烯/辛烯)共聚物(POE)为抗冲改性剂,滑石粉为填料制得了高抗冲PP复合材料。
- With strong basic theory knowledge of structure repair and excellent workmanship. 具备扎实的钣金结构修理基础理论知识和较强的实践操作能力。
- A new basic resin, polyvinylchloride-polyethylene polyamine (PVC-PP), was synthesized and the structure was characterized by IR and elementary analysis. 合成了一种新型药物催化剂聚氯乙烯多乙烯多胺碱性树脂(PVC-PP)，其结构经IR和元素分析表征。
- Macroporous strongly acid cation exchange resin 大孔强酸性阳离子树脂
- Keywords macroporous strong acid resin;nicotin;cigarette;tobacco smoke; 大孔强酸型树脂;烟碱;香烟;烟气;
- Fuhui 964 belongs to the type of rice with strong basic vegetative growth , weak photoperiod sensitivity , and strong temperature sensitivity . 简要介绍福恢964所配组合的栽培技术要点。
- NaFeO_2 was synthesized at the condition of high temperature and strong basic environment,from which,the faint character of Fe_2O_3 as an acidic oxide was proved. 利用热化学方法合成了NaFeO2。
- porous strong basic anion-exchange resin 多孔隙强碱性阴离子交换树脂
