• Preparation of hydrazine and hydrazine hydrate is described, application of hydrazine and its derivatives to area of fine chemicals, e, g, pharmaceuticals.

    介绍水合制备方法着重介绍及其衍生物医药等精细化工领域中的应用

    www.dictall.com

  • The research and development progress of methods for preparing anhydrous hydrazine and methods for purifying hydrazine hydrate and anhydrous hydrazine is also introduced.

    介绍了无水制备方法研发进展介绍水合提纯方法研发进展

    dict.cnki.net

  • It is introduced that how the optimization of the hydrazine hydrate synthetic technology by urea method and the hydrazine hydrate purification technology by cooling method has been carried out.

    介绍尿素水合合成工艺冷冻水合提纯工艺进行优化丙酮汽提法提纯水合进行尝试。

    www.dictall.com

  • The obtained product was further reacted with 85%-hydrazine hydrate in ethanol to form o-chlorobenzoyl hydrazine. The total yield was 37.8%.

    后者乙醇反应介质85%(质量分数)水合反应生成邻氯苯甲酰反应总产37.8%。

    dict.cnki.net

  • Metal deactivator N, N'-Di-acetyladipic dihydrazine was prepared by reacting diethyl adipate with hydrazine hydrate, and then was treated with acetic anhydride.

    研究了已二酸二水合反应合成乙酸酐酰化己二得到金属减活剂N

    dict.cnki.net

  • The process conditions of reclaiming chromium from electrodeposition chromium waste liquid using hydrazine hydrate as reducing agent were studied.

    研究了水合肼回收电沉积废液工艺条件

    dict.cnki.net

  • This paper describes the corrosion behavior of heating pipe in hydrazine hydrate evaporator, and shows that the main mechanism is cavitation corrosion.

    叙述水合蒸发器加热腐蚀情况腐蚀特征,分析腐蚀原因主要空泡腐蚀

    dict.cnki.net

  • Research progresses of catalysts for synthesizing ketazine intermediate in the production process of hydrazine hydrate by method of hydrogen peroxide are introduced.

    介绍了过氧化生产水合过程中间体酮连氮合成催化剂研究进展

    www.dictall.com

  • Main characteristics of hydrazine hydrate, industrial production process and development status were introduced.

    介绍了水合主要性质工业生产方法发展动态。

    www.chemyq.com

  • The applications of the derivative of hydrazine hydrate to medicine, agriculture and industry are summarized. Its synthesis and recovery rate are reviewed.

    综述水合衍生物医药农业工业应用介绍合成方法收率

    www.chemyq.com

  • The chemical corrosion by the hydrazine hydrate solution enhances cavitation corrosion.

    水合溶液化学腐蚀又加剧了空泡腐蚀

    dict.cnki.net

  • Technology improvement of crude hydrazine hydrate refining procedure was introduced.

    介绍水合精制工序技术改造措施

    www.chemyq.com

  • Nanometer copper powders were prepared from acidic waste etching solution containing copper using hydrazine hydrate as a reductive agent.

    酸性蚀刻废液源,水合还原剂,采用液相还原法制纳米

    www.dictall.com

  • According to study of synthesis thiocarbohydrazide, confirmed the optimal ration of hydrazine hydrate to carbon disulfide is 3.

    通过代卡巴肼合成研究确定水合与二硫化最佳物质配比3

    www.dictall.com

  • The approach of reutilization of by-product salt slag of hydrazine hydrate was studied. Process technology line was ensured, and technology economic estimation was discussed.

    研究了水合副产回收利用途径确定了工艺技术路线讨论了技术经济评价

    dict.cnki.net

  • ZnO nanorod bundles were synthesized by employing zinc acetate dihydrate and hydrazine hydrate as reactants via a simple mild solution method without using any surfactant.

    以水合醋酸水合反应物在不使用任何表面活性剂的条件下,采用一种简单温和的液相法制备了氧化锌纳米

    www.dictall.com

  • Present situation of China's hydrazine hydrate and ADC blowing agent production is introduced here.

    介绍了我国水合adc发泡剂生产现状,预测了这两种产品所需的耗碱量

    www.dictall.com

  • The production process and technology progress of hydrazine hydrate were emphatically introduced.

    重点介绍水合生产工艺技术进展

    www.chemyq.com

  • Sodium percarbonate were produced by by-product alkali residue of hydrazine hydrate as the material and wet low temperature synthesis crystallization method.

    水合副产碱渣原料,选择湿法低温合成结晶法制备过碳酸钠

    www.chemyq.com

  • Under the condition that the strong basic is medium and ethylene diamine is complex reagent, the method that Ni2 + of wastewater is deoxidized by hydrazine hydrate is studied.

    本文研究碱性条件下,以络合水合把二价镍离子还原单质方法

    www.chemyq.com

  • Method for preparing 1, 8-diaminonaphthalene by reducing 1, 8-dinitronaphthalene with hydrazine hydrate.

    一种水合还原1,8 -二硝基萘制备1,8 -二氨基萘方法

    ip.com

  • After structure innovation of refrigerating kettle and centrifuge, quality of refining hydrazine hydrate was improved and power consumption in AC production were decreased.

    经过冷冻离心机结构改进提高了质量降低了AC生产电耗

    danci.911cha.com

  • Superfine silver powder was prepared by water-hydrazine hydrate chemical reduction method.

    介绍了电子浆料银粉的研制,采用水合联氨化学还原工艺

    www.dictall.com

  • Superfine silver powder was prepared by water-hydrazine hydrate chemical reduction method.

    介绍了电子浆料银粉的研制,采用水合联氨化学还原工艺

    www.dictall.com

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