ammonium bromide

Using 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%.

Floatation separation of bismuth with tetrabutyl ammonium bromide-potassium iodide system

溴化四丁基铵-碘化钾体系浮选分离铋

N-Butyl benzoate was synthesized with sodium benzoate and n-butyl bromide as starting materials through nucleophilic substitution reaction in the presence of catalyst of tetrabutyl ammonium bromide under microwave irradiation.

研究了在四丁基溴化铵催化下，采用微波辐射由苯甲酸钠和溴代正丁烷发生亲核取代反应合成苯甲酸正丁酯。

The effect of salt on the phase behavior of aqueous two-phase system ( ATPS) formed by sodium dodecyl sulphate ( SDS) and cetyl trimethyl ammonium bromide ( CTAB) aqueous mixture has been studied. In the ternary phase diagram of 0.2 mol?

主要研究了盐对SDS/CTAB/H2O混合系统双水相相行为的影响，并对双水相上相的液晶性质进行了初步的探索。

The results showed that zeolite modified by hexadecyl trimethyl-ammonium bromide ( HTAB ) has higher adsorptive ability.

研究结果表明:用十六烷基三甲基溴化铵 ( HTAB ) 改性沸石可增强吸附性能.

To examine a variety of solvents and surfactants, and found the effect of dodecyl trimethyl ammonium bromide and solvent xylene was better, that can be reserved for the following subsequences.

再考察各种溶剂及表面活性剂，发现从十二烷基三甲基溴化铵及溶剂二甲苯的效果较好，可以留作后续配合使用。

Heteropoly quaternary ammonium was synthesized by P-Mo-V heteropoly acid with tetrabutyl ammonium bromide, and was then characterized by FTIR and XRD. Results showed the Keggin structure of heteropoly anion had not collapsed and had combined with quaternary ammonium.

以自制的P-Mo-V三元杂多酸为反应物，采用复分解反应合成了杂多季铵盐，并用FTIR和XRD对其进行了表征，证明杂多阴离子的Keggin结构没有损坏并与季铵离子成功化合。

The parameters, such as concentration of methanol and tetrabutyl ammonium bromide, were optimized.

对影响汞化合物吸收强度和保留时间的因素如甲醇和四丁基溴化铵的浓度进行了优化。

Hexadecyl octyl dimethyl ammonium bromide and hexadecyl decyl dimethyl ammonitim bromide were synthesized.

合成了十六烷基辛基二甲基溴化铵和十六烷基癸基二甲基溴化铵两个新型杀生剂.

Nanometer silica ( average particle size 60~ 100 nm) has been prepared by hydrolysis and condensation of tetraethyl orthosilicate, and then incorporated with proper amount of surfactant, cetyltrimethyl ammonium bromide ( CTAB).

通过原硅酸四乙酯的水解和缩合，并加入适量的表面活性剂十六烷基三甲基溴化铵（CTAB），制得了纳米二氧化硅（平均粒径60～100nm）。

Study on floatation separation of mercury with tetrabutyl ammonium bromide-potassium iodide-water system

四丁基溴化铵-碘化钾-水体系浮选分离汞（Ⅱ）的研究

in dmf tetraethyl ammonium bromide ( teab) media, the reduction of irisquinone was two successive single electron processes without the chemical reaction of the free radical semiquinone.

在DMF-四乙基溴化铵（TEAB）质子惰性介质中，马蔺子素连续两步单电子还原生成相应氢醌阴离子，无中间体半醌自由基的化学反应发生。

Adding proper amount of electrolytic additive such as OP-10, TX-10 and dodecyl trimethyl ammonium bromide can obviously and suppress the growth of zinc dendrite.

在电解液中添加适量的OP-10、TX-10以及十二烷基三甲基溴化铵添加剂可以明显改善锌沉积形态，抑制锌枝晶生长。

Washburn method is applied to investigate the different effect of molecular deposition filming flooding a-gent ( MDFFA), tetraethyl ammonium bromide [ ( Et) 4NB] and hexadecyl trimethyl ammonium bromide ( CTAB) on the wettability of oil reservoir minerals.

用Washburn法对比了单分子双季铵盐MD膜驱剂、四乙基溴化铵[（Et）4NB]和十六烷基三甲基溴化铵（CTAB）对油藏矿物润湿性的影响。

Treatment of Cetyltrimethyl Ammonium Bromide Wastewater by Potassium Ferrate

高铁酸钾处理水中十六烷基三甲基溴化铵

Tetrabutyl ammonium bromide and sodium methoxide were used as catalyst for the reaction.

四丁基溴化铵和甲醇钠构成该反应的双组份催化剂。

A New type of liquid membrane oscillator had been designed with anionic surfactant sodium tetradecane sulfate ( STS) and cationic surfactant cetyltrimethyl ammonium bromide ( CTAB) as key substances.

本文设计了一种以阴离子表面活性剂十四烷基硫酸钠（STS）与阳离子表面活性剂十六烷基三甲基溴化铵（CTAB）缔合为关键步骤的新型液膜振荡器。

Synthesis of Cinnamaldehyde with Tetrabutyl Ammonium Bromide as Catalyst Study on the Catalytic Wave of the W-Bromopyrogallol Red Complex

四丁基溴化铵催化合成3-苯基丙烯醛钨-溴邻苯三酚红极谱催化波的研究

The yield was increased through adding tetrabutyl ammonium bromide as the phase transfer catalyst, and using excessive diisopropyl phosphite to compensate its hydrolyzation.

通过添加适量四丁基溴化铵为相转移催化剂，使用过量的亚磷酸二异丙酯以补偿其在强碱环境中的水解，从而提高了反应产率。

For the synthesis ofp-nitrobenzoic acid by means of micelles catalytic oxidation, sodium dichromate is used as oxidant, and the best catalyst is found to be dodecyl dimethyl benzyl ammonium bromide.

考察了以重铬酸钠为氧化剂，胶束催化氧化合成对硝基苯甲酸的有关影响因素。

Traces of sulfate ions in etching solution for aluminum foil have been determined by turbidimetry in presence of cation surface activator-hexadecyl trimethyl ammonium bromide ( CTMAB).

在阳离子表面活性剂&十六烷基三甲基溴化铵（CTMAB）的存在下，用比浊法对铝箔蚀腐液中微量硫酸根离子进行测定。