In their study, the scientists looked at quaternary ammonium compounds (QACs) that are used in many household cleaning goods.
在他们的研究中，科学家验证了在许多家居清洁产品中使用的季铵盐化合物。
The preparation methods of quaternary ammonium salt of chitosan at home and abroad, meanwhile were introduced, and heir advantages and shortcomings were compared.
对目前国内外壳聚糖季铵盐的制备方法加以介绍，并比较了它们的优缺点。
Praseodymium and neodymium could be deposited at lithium or quaternary ammonium amalgam electrode, but not at sodium amalgam electrode.
镨、钕在季铵汞齐电极和在锂汞齐电极上都能形成汞齐，而在钠汞齐电极上则不能。
This method does not produce or require the handling of corrosive quaternary ammonium hydroxides.
这一方法不产生或不要求处理腐蚀性的季铵氢氧化物。
Quaternary ammonium type cationic starch was synthesized with solvent circulation method, as well as its property was studied.
使用溶剂循环方法，研究了季铵型阳离子淀粉的干法合成及性能。
The rate of reaction is first order with icspect to epoxy group, zero order with respect to methylacrylic acid, and 0.71 order with lespect to quaternary ammonium salt catalyst respectively.
实验证明该反应对环氧基为一级反应，对甲基丙烯酸为零级，对季铵盐是0.71级。
This paper first reports the synthesis and applications in hydrolysis and etherification of a new polymer supported quaternary ammonium resin, which is an effective triphase catalyst.
本文首次报道一种新的高分子固载季铵树脂的合成及其在水解、成醚反应中的应用，此树脂是一种有效的三相催化剂。
Adsorption equilibrium on quaternary ammonium resin in uranyl sulphate solution, which is similar to composition used in uranium hydrometallurgy, was studied by chemical equivalent method.
本文采用化学当量法研究了季铵树脂在组成接近铀水冶条件的硫酸铀酰-硫酸钠溶液中的吸附平衡。
Montmorillonite was ion exchanged with quaternary ammonium salt, which was intercalated into the crystal layers of MMT.
用长链季铵盐对蒙脱土进行离子交换反应，季铵盐嵌入到蒙脱土的层间。
The new polymer quaternary ammonium salt was synthesized from epoxy phenolic resin via ring-opening reaction with aqueous solution of triethylamine hydrochloride.
利用三乙胺盐酸盐与酚醛环氧树脂进行开环反应合成了酚醛环氧树脂季铵盐。
Cationic starch of quaternary ammonium type with high DS, polyamines and polyamines grafted with UV-absorber BP-4 were applied as cationic agents of cotton in salt-free dyeing of reactive dyes.
本文采用高取代度季铵型阳离子淀粉、氨基烯烃聚合物以及紫外线吸收剂BP - 4接枝氨基烯烃聚合物作为阳离子化试剂对棉纤维进行物理改性，用于活性染料无盐竭染。
The potential versus logarithm concentration curves show a certain linear relationship for more than ten kinds of inorganic and organic quaternary ammonium salt cations.
对十余种无机及有机季铵盐阳离子，其电位—浓度对数值呈一定的线性关系。
The quaternary ammonium salt polymer PDA was applied on dye fixation process for pigskin suede leather on the basis of dye fixation principle of quaternary ammonium salts.
利用季铵盐的固色原理，将二甲基二烯丙基氯化铵与丙烯酰胺的聚合物pda应用于绒面革固色。
Four new types of organic siloxane surfactants with quaternary ammonium group have been obtained.
通过多步骤合成了四种含有季铵基的有机硅表面活性剂。
The cationic surfactants based on bisamide and imidazoline quaternary ammonium salts were synthesized and the content of cations was determined.
合成双酰胺季铵盐和咪唑啉季铵盐阳离子表面活性剂，并进行阳离子含量测定。
In this paper the mechanism of uranium extraction by a secondary alcohol-kerosene solution of a quaternary ammonium salt from the nearly neutral ammonium carbonate solution is studied.
本文研究了用手铵盐-仲醇-煤油溶液从弱碱性(或近中性)溶液中萃取铀的机理。
Using fatty alcohol as starting material, double octyl quaternary ammonium bromide was obtained. It's yield reached 80%.
以脂肪醇为原料，合成了双辛基季铵溴盐，其产率达80%。
Studied the intramolecular synergistic inhibitive effect by dynamic weight-loss experiment between quaternary ammonium bis-imidazoline and thiourea.
动态失重法研究了双咪唑啉季铵盐和硫脲的缓蚀协同作用。
Sodium-montmorillonite was modified with different quaternary ammonium salts through the ion-exchange method.
采用离子交换法将不同季铵盐插层到钠基蒙脱土中制备了改性蒙脱土。
The difference of ammonia, amido, amino group and quaternary ammonium salt, some common wrong expressions on them, and the valence state of phosphorus in some of its oxyacid were pointed out.
指出了氨、氨基、胺基及季铵盐的区别及其常见错误表述，以及磷的几种含氧酸中磷的价态，并着重指出没有“ 次亚磷酸”的叫法。
Flocculation of kaolin suspensions using ternary polymerization flocculant (CAS) synthesized by chitosan (CTS), acrylamide and ethyl acrylate quaternary ammonium salt was investigated in lab-scale.
采用烧杯混凝实验研究了壳聚糖(CTS)、CTS与丙烯酰胺和丙烯酸乙酯季铵盐三元接枝共聚阳离子絮凝剂(CAS)对高岭土悬浊液的絮凝特性。
Conclusion: The compound disinfectant of quaternary ammonium salt has good germicidal efficacy, good stability and low corrosiveness.
结论，复方季铵盐消毒剂对微生物杀灭效果较好、稳定性较好、腐蚀性低。
Structute of nitrogen heterocyclic ring quaternary ammonium salt cationic surfactants was identi fied by mass spectrography, nuclear magnetic resonance spectra, infrared spectra and etc.
用质谱法、核磁共振波谱法、红外光谱法等，确定了未知氮杂环季铵盐型阳离子表面活性剂的结构。
The thermal stability and lifetime of three new tailed porphyrin triethylamine and pyridine quaternary ammonium salts were studied by isothermal thermogravimetric method.
用等温热重技术研究了三种新型尾式卟啉三已胺和吡啶季铵盐的热稳定性及寿命。
The quaternary ammonium salts of liensinine differ from d-tubocurarine by one less ether linkage in chemical structure.
莲心碱的季铵盐与箭毒块茎碱的化学结构不同，缺少一个氧醚键。
Objective To study efficacy of the mixed disinfectant Glutaraldehyde and Quaternary Ammonium Salt against chicken pathogen microorganism.
目的研究戊二醛和季铵盐复合消毒剂对鸡常见的几种病原微生物杀灭效果。
Suspension quantitative germicidal test was used to observe the disinfection property of double-chain quaternary ammonium salt disinfectant.
采用悬液定量杀菌试验对复合季铵盐消毒剂的消毒性能进行了观察。
The synthetic progress of quaternary ammonium salt cation active bactericide is introduced, and the relation between its structure and fungicidal effectiveness is studied.
介绍了季铵盐型阳离子活性杀菌剂的合成进展，研讨了它的结构与杀菌力的关系。
The synthetic progress of quaternary ammonium salt cation active bactericide is introduced, and the relation between its structure and fungicidal effectiveness is studied.
介绍了季铵盐型阳离子活性杀菌剂的合成进展，研讨了它的结构与杀菌力的关系。
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