锌粒

  • 网络Zinc particle;Zinc granular
锌粒锌粒
  1. 借助透射电镜(SEM)研究了不同热分解条件对氧化锌粒径的影响规律。

    Influences of different thermolysis conditions on the grain size of nanometer zinc oxide were studied with SEM .

  2. 锌粒形态对富Zn涂层在3.5%NaCl溶液中电化学行为的影响

    Influence of the pigment shape on the electrochemical behaviors of zinc-rich paint coatings in 3.5 % NaCl solution

  3. 用分析纯金属锌粒和普通铁钉均可回收COD(cr)分析废液中的银,回收率分别为86.5%和62.3%。

    Metals zinc grain and iron can be used to substitute and recover silver ion in waste liquor from determining COD_ ( cr ) . The recoveries of silver ion are 86.5 % and 62.3 % respectively .

  4. 当炉温为1100℃、空气流量为0.6m3/h、锌粒加入量为5g时,得到高纯度类四锥体和柱形纳米ZnO。

    When the oven temperature was 1 100 ℃, air flow rate was 0.6 m ~ 3 / h and the amount of Zn was 5 g , nanometer ZnO powder of high purity and tetrapod-like shape was obtained .

  5. 中试装置的生产能力为20t/年,产品纳米氧化锌粒径为35~80nm,收率达到80%。

    The production amount of pilot test installation is 20t / year , the particle diameter of nanometer size ZnO prepared is 35 ~ 80nm and yield 80 % .

  6. 锌粒还原法快速测定食品中硝酸盐

    Fast Determination of Nitrate Content in Food by Zinc Particle Deoxidization Method

  7. 反应条件对固相法制备的纳米氧化锌粒径和形貌的影响

    Effects of Reacting Conditions on the Size and Morphology of Zinc Oxide Nanoparticles Prepared via Solid-State Method

  8. 用本法测定粉煤灰和锌粒中的微量铟,取得了满意的结果。

    This method has been applied to determine trace amounts of indium in coal-ash and zinc granules satisfactory results were obtained .

  9. 研究了采用碘量法测定锌粒和锡粒中的微量砷。

    The study deals with the determination of trace arsenic in the grains of zinc and tin by the iodimetry methods .

  10. 方法:用锌粒作还原剂,在银离子催化下将食品中的硝酸盐还原成亚硝酸盐,然后按亚硝酸盐的测定方法测定。

    Method : The nitrate in food was reduced into nitrite by the zine particle with the Ag + as the catalyst .

  11. 设计了一种专门用以处理铜镉渣的“反向浸出空气氧化除铁锌粒振动净化”制液新工艺,并按此新工艺进行了流程试验。

    A new process for to treat the Cu-Cd slag using " back leach - removing Fe with the air to oxidize - vibrant purification of the zinc granule " route was researched .

  12. 从化学腐蚀和电化学腐蚀的不同层面解析了纯锌粒与含杂质锌粒分别与同样的稀硫酸作用时其反应速率差异极大的本质原因。

    The essential cause of the vast difference of the reaction rates in the separate actions of pure Zine particle and the Zine particle mixed with some other things to the same dilute sulfuric acid was explained from the difference of chemical corrosion and electrochemistry corrosion .

  13. 场发射扫描电镜(FE_SEM)观察显示,硫化锌的粒径在30~40nm;

    FE-SEM observation showed only slight agglomeration for the ZnS particles with an average crystallite size of 30 ~ 40 nm .

  14. 利用XRD分析了影响氧化锌颗粒粒径的因素,包括金属锌与双氧水反应时的反应温度、反应时间、反应物浓度、溶液PH以及产物的热处理温度。

    The particle size was investigated by X-ray diffraction ( XRD ) . The influence parameters on the particle size , including : oxidation reaction temperature , reaction time , H_2O_2 concentration , solution PH value and processing temperature were investigated by XRD .

  15. 氨法制取纳米氧化锌的粒径控制研究

    Particle size control of nano-sized zinc oxide by ammonia process

  16. X射线衍射(XRD)和高分辨透射电镜表明这种方法制备的四方金红石氧化锡和闪锌矿型硫化锌量子点粒径小且均匀。

    X-ray diffraction ( XRD ) and high resolution transmission electron microscopy ( TEM ) results show that the two type semiconductor QDs ( SnO2-tetragonal rutile and ZnS-zinc blende ) possessed well radius , crystal structure and even particle size .

  17. 纳米氧化锌因其粒径小、表面积大,吸附活性大,从而具有表面效应和高活性;

    Nano zinc oxide featured surface effect and high activity because of its small particle size and large surface area and absorptivity ;

  18. 据观察,PEG的加入对产物氧化锌的形态,粒径分布和光致发光性质有很大的影响。

    It has been observed that the morphology , size distribution and photoluminescence of the ZnO products were strongly affected in the presence of PEG .

  19. 得到的氧化锌主要为平均粒径约13nm的六方相圆形纳米颗粒。

    As-prepared ZnO were mainly hexagonal phase spherical nanoparticles with average diameter around 13 nm .

  20. 炉甘石抑菌活性主要取决于氧化锌的含量和粒径大小,与碳酸锌无关。

    The antibacterial activity of Calamine is decided by the content and particle size of zinc oxide , and has nothing with zinc carbonate .

  21. 试验结果表明:合成的磷酸锌不用粉碎,粒径直接达到38μm以下,产品粒度分布均匀,白度比普通直接法生产的磷酸锌提高2%,其他各项指标均达到中国的企业标准要求。

    The test results shows that the particle diameter of zinc phosphate is below 38 μ m without pulverization , the size distribution is uniform and the whiteness of the product is 2 % higher than that of the product made by common method .

  22. 草酸锌热分解条件对氧化锌粒径的影响

    Influence of Thermolysis Conditions of Zinc Oxalate on the Grain Size of Nanometer Zinc Oxide

  23. 结果表明:新工艺可对高杂质含量的铜镉渣浸出液进行有效处理,锌浸出率为94.45%,净化锌粒单耗为120kg/t锌。

    The results showed that the new process was effective to remove the high containing impurities in the leaching solutions of Cu-Cd slag , other the leaching rate of zinc was 94.45 % , the zinc granule cost was 120 kg / t electrolytic zinc .

  24. 本文分别对均匀沉淀法和在超声振荡下用直接沉淀法合成纳米氧化锌进行了详细地研究,并研究了表面活性剂对氧化锌粒径的影响以及纳米氧化锌对紫外光的吸收。

    In this thesis , the methods of homogeneous precipitation and ultrasonic surge precipitation in preparation of nanoparticle ZnO and the influence of surfactants on the sizes of ZnO were studied in detail .

  25. 均匀沉淀法制备纳米氧化锌过程中原料的起始浓度、反应温度、反应时间、终点pH值、搅拌速度、洗涤方式以及焙烧温度和时间对纳米氧化锌的粒径有较大的影响。

    In the process of preparation of nano-ZnO by the homogeneous precipitation method , the average size of ZnO is mainly influenced by concentration of reactants , temperature , time , pH , stirring speed in the reaction process .