硝酸铈

  • 网络cerium nitrate;Ceric nitrate
硝酸铈硝酸铈
  1. 利用具有中低强度的X射线的CT扫描仪对该种树脂纳米铈复合材料扫描,发现在相同含量的条件下树脂纳米铈复合材料比普通硝酸铈对X射线的衰减能力高许多。

    The attenuation to X-ray was measured by X-ray CT scanning machine . It was found that the property of attenuation to X-ray of nano-cerium was much better than that of typic cerium nitrate .

  2. 采用硝酸铈和硝酸镧混合溶液对AZ31镁合金进行了双稀土转化处理,讨论了浸渍时间对转化膜耐腐蚀性能的影响。

    AZ31 Mg alloy substrates were soaked in the mixed solution of cerium nitrate and lanthanum nitrate to generate dual rare earth conversion film .

  3. 以葡萄糖、丙烯酰胺和硝酸铈铵为原料制备介孔CeO2

    Synthesis of Mesoporous CeO_2 Using Glucose , Acrylamide and Ammonium Cerium (ⅳ) Nitrate

  4. 硝酸铈对大鼠组织中ATP酶活性的影响

    Effect of cerous nitrate on the activity of ATPase in tissues

  5. 以硝酸铈为原料,碳酸氢铵为沉淀剂,用微波加热的方法制备了纳米CeO2超细粉体。

    Nanometer CeO_2 powders were prepared by means of microwave radiation using cerous nitrate and ammonium hydrogen carbonate .

  6. 以硝酸铈铵(CAN)为引发剂,在羽绒粉体上接枝马来酸酐(MAH)。

    Down-powder was grafted with MAH as monomer and CAN as initiator .

  7. 以硝酸铈、酒石酸铵为原料,采用络合沉淀法制备了CeO2纳米晶。

    The nanocrystalline CeO_2 was prepared by complexed-precipitation method from Ce ( NO_3 ) _3 · 6H_2O ( A.R ) ammonium tartrate .

  8. 以硝酸铈和氧化钆为前驱物,采用凝胶浇注工艺合成了钆掺杂氧化铈(Ce0.8Gd0.2O1.9,简称GDC)粉体。

    Gadolinium doped ceria Ce_ 0.8Gd _ 0.2O _ 1.9 ( GDC ) powders were synthesized by a gel-casting method .

  9. 硝酸铈铵-乙二胺四乙酸引发壳聚糖与MAA和VAc接枝共聚合

    Synthesis of the graft-copolymerization of MAA and VAC on chitosan grafting with cerous ammonium nitric - ethylene diamine tetraacetic acid as an initiator

  10. 以硝酸铈铵为引发剂将丙烯酸丁酯(BA)与淀粉(S)接枝共聚,考察了淀粉糊化对接枝反应的影响。

    Graft copolymerizations of butyl acrylate ( BA ) onto starch ( S ) were carried out with ceric ammonium nitrate as initiator , and influence of starch pasting on graft reaction is tested .

  11. 用硝酸铈铵作为引发剂,N,N′-亚甲基双丙烯酰胺作为交联剂,使淀粉接枝共聚丙烯酰胺,在粘土存在的悬浮液中反应,然后水解,制得粘土有机树脂超吸水复合材料。

    Using ammonium ceric nitrate and N , N ′ methylene bis acrylamide as an initiator and cross linkage agent respectively , a super absorbent was prepared by graft polymerization of acrylamide on starch in the present of clay suspension , followed by hydrolyzing .

  12. 本工作用硝酸铈铵作引发剂,N,N-亚甲基双丙烯酰胺作交联剂,将丙烯酰胺与洋芋淀粉进行接枝共聚,然后水解,从而制得了超高吸水性聚合物。

    In this paper , we have reported a super-absorbent polymer , which was prepared from graft copolymerization of acrylamide onto potato starch used ammonium eerie nitrate and N , N ' - methy-lene-bis-acrylamide as an initiator and cross-linking agent respectively , then was hydrolyzed .

  13. 在酸性水介质中,以硝酸铈铵为引发剂合成了丝胶-甲基丙烯酸甲酯接枝共聚物,其结构经1HNMR,IR,SEM和GPC表征。

    The graft copolymers of silk sericin and methyl methacrylate were synthesized by using ceric ammonium nitrate as initiator in acidic aqueous medium . The graft copolymers were characterized by ~ 1H NMR , IR , SEM and GPC .

  14. 硝酸铈铵(CAN)均相氧化还原引发烯类单体聚合和六甲基膦酰三胺(HMPA)对聚合的影响。

    Ceric ion homogeneous redox systems for polymerization of vinyl monomers and effect of HMPA on polymerization .

  15. 以纳米锐钛矿型TiO2粉体和硝酸铈为原料,采用浸渍法制备了纳米Ce/TiO2无机抗菌剂,运用抑菌圈法对其抗菌性能进行了评价,并对其抗菌机理进行了探讨。

    With anatase nano-TiO2 and Ce ( NO3 ) 3 as raw materials , the nano-Ce / TiO2 inorganic antibacterial agent have been prepared by impregnation method . The antibacterial activities was evaluated with the halo method and the antibacterial mechanism was studied .

  16. 在交联剂存在下,以硝酸铈铵为引发剂研究了玉米淀粉(St)与甲基丙烯酸乙醋(EMA)和丙烯酸丁酯(BA)进行自交联接枝共聚合成反应的规律。

    The characteristics of self cross liking graft copolymerization of ethyl methacrylate ( EMA ) and butyl acylate ( BA ) onto starch ( St ) were investigated with ceric ammonium nitrate as initiator in the presence of cross linking agent .

  17. 观察稀土化合物硝酸铈和硝酸铈铵对人膀胱癌细胞株EJ、人纤维肉瘤细胞株HT-1080生长的抑制作用及其MMP-9表达和活性的影响;

    CONTENT The effects of cerium on the cell survival of the human bladder carcinoma cell line EJ and the fibrosarcoma HT-1080 , the expression and activity of their MMP-9 were observed .

  18. 以硝酸铈铵-乙二胺四乙酸(CAN-EDTA)为引发剂,研究了壳聚糖与甲基丙烯酸(MAA)的接枝共聚反应。

    Methacrylic acid ( MAA ) was grafted by copolymerization on chitosan ( Ch ) using ceric ammonium nitrate ( CAN ) and ethylenediamine tetraacetic acid ( EDTA ) as redox initiator in aqueous medium .

  19. 当碳酸氢铵与硝酸铈的摩尔比为3∶1左右、沉淀温度为50℃左右时制备的CeO2具有小的一次粒径,而且产品的分散性好。

    As the molar ratio of NH_4HCO_4 to Ce ( NO_3 ) _3 is about 3 ∶ 1 and the precipitation temperature is about 50 ℃, the prepared CeO_2 has small primary particle size and good dispersibility .

  20. 以高价铈盐(硝酸铈铵)和多羟基有机物(丙三醇、季戊四醇、蔗糖)组成的氧化还原引发体系为引发剂引发丙烯酰胺(AM)自由基聚合,采用1H-NMR和SEC方法对产物进行结构表征。

    Acrylamide polymerization was conducted using Ce ~ ( 4 + ) and multi-hydroxyl reducer ( such as 1,2,3-propanetriol , pentaerythritol and sucrose ) as initiator systems . Polyacrylamide synthesized were characterized by () ~ 1H-NMR and SEC , and star-structure was displayed .

  21. 本文以氧氯化锆和硝酸锰以及硝酸铈为主要原料,采用Sol-Gel(溶胶-凝胶)和共沉法,结合不同的干燥技术制备了不同配比的MnOx/ZrO2和Cu/ZrO2超细纳米催化剂。

    In this paper , using mostly ZrOCl_2 · 8H_2O and Mn ( NO_3 ) _2 、 Ce ( NO_3 ) _2 , nano - MnO_x / ZrO_2 and Cu / ZrO_2 catalysts held differ proportion were prepared by the way of Sol-Gel method and co-precipitation .

  22. 在萘与硝酸铈铵和溴酸钠的物质的量比为1:1:5,反应温度50-60℃,反应时间80min的最佳反应条件下,1-硝基萘的产率达81.5%。

    The results showed that when the molar ratio of naphthalene to cerium ammonium nitrate and sodium bromate was 1:1:5 ; reaction temperature 50-60 ℃; and reaction time 80min ;

  23. 最佳反应条件为:苯酚与硝酸铈铵的物质的量比为1∶1.05,反应温度为50℃,反应时间为1.5h,产率达72%。

    The results showed that when the molar ratio of phenol to ceric ammonium nitrate was 1 ∶ 1.05 , the yield of 2,4-dinitrophenol was 72 % at a reaction temperature of 50 ℃ and a reaction time of 1.5 h.

  24. 以季戊四醇为支化剂,利用其多羟基与硝酸铈铵组成氧化还原体系,在水溶液中引发丙烯酰胺与阳离子单体DMC进行自由基聚合,制备出了星形结构的阳离子聚丙烯酰胺(S-CPAM);

    The star-shape cationic polyacrylamide ( S-CPAM ), initiated by pentaerythritol ( PETL ) / ceric ammonium nitrate , was synthesized through free radical copolymerization of AM and DMC in aqueous solution using PETL as a core molecule .

  25. 结果表明:采用硝酸铈锆料液为原料、用氨水作沉淀剂、以反加料方式在室温下沉淀,所得沉淀经干燥和煅烧可以得到粒度均匀、悬浮性好的超细Ce-Zr-O粉末。

    The results show that uniform particle size and super suspending ultrafine Ce-Zr-O powders were obtained by the following process : First zirconium nitrate and cerium nitrate were fed into ammonia water to get precipitate under the room temperature ; then drying and calcining the precipitate to get product .

  26. 硝酸铈铵绿色化学工艺与传统工艺的对比

    Green Chemistry Technology of Ammonium Ceric Nitrate Compare with Classical Technology

  27. 高纯硝酸铈铵的合成与应用研究

    Study on Application and Synthesis for High Pure Ammonium Ceric Nitrate

  28. 硝酸铈铵氧化体系固态合成双偶氮化合物

    The Synthesis of Bisazo Compounds with Ceric Ammonium Nitrate in Solid-State

  29. 硝酸铈铵均相氧化还原体系引发烯类单体聚合

    Ceric ion homogeneous redox systems for polymerization of vinyl monomers

  30. 小鼠胃肠对硝酸铈有耐受性。

    The gastrointestinal tract of mice could be tolerated to cerium nitrate .