氢氧化钾

在非质子溶剂中，以氢氧化钾为缩合剂，用溴代正了烷和苯乙酰胺进行N烃基化，合成了照相级N正丁基N苯乙酰胺。

In non-protonic solvent , with potassium hydroxide as condensation agent , N-alkylation has been carried out with bromo-n-butane and monoacetylaniline , and a photographic grade N-butyl-N - phenylacetamide has been synthesized .

当01mol苯酚，03mol正丁基溴，乙醇为溶剂，在氢氧化钾和聚乙二醇400存在下，加热2h正丁基苯基醚收率达967%

Thas a mixture of 0.1 mol phenol , 0.3 mol n-butyl bromide ethyl alcohol as solvent in the presence of potassium hydroxide and polyethylene glycol-400 were heated for a h , the yield of n-butyl phenyl ether could reach 96 7 % .

采用氢氧化钾（KOH）的甲醇溶液直接处理PVDF膜的新方法，研究了PVDF膜的亲水化改性。

Besides , PVDF flat membrane was modified by chemical treatment in KOH solution in methanol .

以氮杂环庚2酮和1溴十二烷为原料合成氮酮，用氢氧化钾为反应缩合剂，PEG400为相转移催化剂。

Synthesis of azone was carried out from azacycloheptan-2-one and1-bromododecane using KOH as condensation agent and PEG-400 as phase transfer catalytic agent .

化学法是以磷酸、氯化锌和氢氧化钾为活化剂，实验表明磷酸法粉状活性炭的比表面积可以达到1217.25m~2／g；

Phosphoric acid , potassium hydroxide and zinc chloride were used as activating agents in chemical method . The surface area of powdered activated carbon prepared by Phosphoric acid method is 1217.25m2 / g ;

使用强碱氢氧化钾为沉淀剂，通过水热法成功合成了具有六角形貌的过渡金属氢氧化物Ni（OH）2及Co（OH）2片状纳米晶。

Transition metal hydroxides Ni ( OH ) _2 and Co ( OH ) _2 nano-sheet crystals with hexagonal morphology have been successfully synthesized through hydrothermal method using strong alkali ( KOH ) as precipitator .

将制得的三嵌段共聚物PMA-b-PS-b-PMA在四氢呋喃（THF）中溶解，加入过量的40%氢氧化钾（KOH）溶液，在75℃下回流48小时。

Excess 40 % potassium hydrate solution was added into the triblock copolymers PMA-b-PS-b-PMA solution in THF .

用溴化四正丁基铵作为相转移催化剂，苯甲醛、氯仿、α-苯基乙胺（la～c）和固体氢氧化钾在-5～0℃于无水乙腈中反应。

Reaction of benzaldehyde , chloroform , α - methylbenzylamine ( 1a ~ c ), and solid potassium hydroxide was carried out in anhydrous acetonitrile at - 5 ~ 0 ℃, with tetra-n-butyl ammonium bromide as phase transfer catalyst .

采用微波辐射技术，以β-萘酚、氢氧化钾和正丁基溴为原料，在溶剂二甲基亚砜（DMSO）存在下直接合成β-萘丁醚。

β - naphthol butyl ether was directly synthesized from β - naphthol and n-butyl bromide using the dimethyl sulphoxide ( DMSO ) as solvent under microwave irradiation .

采用SH/T1591-94检测乙酸乙烯酯（VA）含量时，氢氧化钾-乙醇标准溶液的含水量是影响测定结果的主要因素。

When the vinyl acetate content is determined using SH / T 1591 - 94 , the amount of water in potassium hydroxide-enthanol standard solution is the primary factor influencing the measuring result .

氢氧化钾-蔗糖溶液（KOSH）萃取钢渣中间相的研究

Study of mesophase extraction from steel slag by potassium hydroxide-sucrose ( kosh ) solution

在氢氧化钾-二甲亚砜（KOH-DMSO）催化体系中，肟基结构化合物与乙炔发生成环反应，生成含有吡咯环结构的化合物。

Pyridine-ring containing compounds were synthesized from oximido compounds and acetylene catalyzed by KOH-DMSO .

用乳化浸渍的方法，由交联聚丙烯酸、聚丙烯酸甲酯、氢氧化钾和水制备了准固态复合聚合物电解质（QSPE）膜。

Composite quasi solid polymer electrolyte ( QSPE ) membrane composed of cross-linked polyacrylic acid , polymethyl acrylate , KOH and H_2O was prepared by emulsification and soaking process .

以金属铁为正极、以铂为负极材料，135mol·dm-3氢氧化钾溶液为电解液在隔膜电解池中电化学合成高铁酸钾。

The electrochemical synthesis of potassium ferrate was carried out in membrane cell with metal iron as anode and platinum as cathode in electrolysis of 13.5 mol · dm ~ ( - 3 ) KOH solution .

本文以涂有8%聚乙二醇20M和2%氢氧化钾的酸洗硅藻土（80～100目）为固定相，采用玻璃柱（3.2mm×4.1m）；

This paper established the content determination method of N-Methyl Pyrrolidine in Cefepime Hydrochloride and its Injections by GC . Mobile phase : acid-washed kieselguhr ( 80 ~ 100 mesh ) overlayed 8 % PEG 20M and 2 % Potassium Hydroxide ; Column : glass column ( 3.2mm × 4.1m );

另外，比较了三种常用的化学活化剂磷酸、氢氧化钾和氯化锌在较佳工艺下制备的活性炭AC-P、AC-K和AC-Z的甲烷吸附性能。

In addition , the present work compared the methane adsorption behaviors over the different activated carbon samples , i.e. AC-P , AC-K and AC-Z prepared through phosphoric acid , potassium hydroxide and zinc chloride activation , respectively under their own optimum conditions .

氢氧化钾生产废水的膜处理技术改进

Improvement of Membrane Separation Technology for Potassium Hydroxide Production Wastewater Treatment

氢氧化钾对镁合金微弧氧化的影响

Influence of KOH on Micro Arc Oxidation Process of Magnesium Alloy

氢氧化钾生产过程中三氯化氮的控制与去除

Control and removal of nitrogen trichloride in production of potassium hydroxide

氢氧化钾亚熔盐法合成钛酸钾的研究

Study on Synthesis of Potassium Titanates by KOH Sub-molten Salts Method

以固体氢氧化钾为催化剂制备乙酰水杨酸

Preparation of acetylsalicylic acid with solid potassium hydroxide as catalyst

离子膜法固体氢氧化钾的清洁生产工艺评价

Evaluation of Cleaner Production on Producing Solid KOH by Ion Membrane Process

汞电极在含氧化汞氢氧化钾溶液中的动力学

The kinetics of mercury electrode in potassium hydroxide solution containing mercuric oxide

氢氧化钾固碱工艺节能与安全技术改造

Design on Energy Saving and Safety Measures of KOH Solid Alkali Process

卡拉胶氢氧化钾碱处理工艺的研究

Study on alkali-treatment process of carrageenan by using potassium hydroxide

用氢氧化钾和硝酸钾熔融法分解硅酸盐样品

Decomposition of silicate sample by fusion with potassium hydroxide and potassium nitrate

在开始使用前把氢氧化钾电介质压入蓄电池。

The potassium hydroxide electrolyte is forced into the cells just before use .

氢氧化钾固碱炉烟尘的治理

The treatment of the kiln dust in the production of solid potassium hydroxide

一种强的钠或氢氧化钾溶液。

A strong solution of sodium or potassium hydroxide .

氢氧化钾作为还原剂。

Potassium hydroxide acts as a reducing agent .