ChemInform Abstract: NaOH—Al2O3 Catalyzed Synthesis of 1,3,5㏕riarylpentane5ヾiones Derivatives under Solvent〧ree Condition and Crystal Structure of 32′... ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals....
Preparation of SrNbO2N Sr2Nb2O7 was synthesized using a flux method10. SrCO3, Nb2O5, and RbCl (as a flux) were mixed in a molar ratio of Sr:Nb:Rb = 1:1:5 and then heated in an alumina crucible for 5 h at 1423 K in air. The mixture was subsequently cooled to 1073...
a delivery order is a commitment on the part of the shipper to ship the goods and serves as the basis for the preparation of the bill of lading.() A. 正确 B. 错误 查看完整题目与答案 小勇在小学时父母经常督促他,学习成绩还不错,可进入初中后,由于学习科目增多,难度加大,父母去外地打工...
采用共沉淀法,以NaAlO2作为Al源,配置0.5 mol/L的NaAlO2溶液,将其与金属混合盐溶液、0.8 mol/L的NH3·H2O、0.5 mol/L的NaOH溶液分流通入反应釜,反应结束后洗涤、过滤、干燥、过筛,得到Ni0.90Mn0.07Al0.03OH2前驱体,记为NM-97。 使用高温固相法合成正极材料。将Ni0.90Mn0.10OH2前驱体...
然后取8 mmol NH4F和5 mmol NaOH溶解在10 mL甲醇溶液加入上述反应瓶中,室温下搅拌1 h后,减压蒸馏除去甲醇,在氩气的保护下加热到270～280 ℃保温1.5 h,然后冷却至室温。向上述混合物中加入20 mL乙醇沉淀,然后在8 000 r/min下离心10 m...
KOHEI SHIRAMIZU,Naohito Shiga,Takashi Magara,... 被引量: 1发表: 2015年 A method for producing the composite resin composition and a resin composition Object of the present invention is to provide a composite resin composition, stability of the composite resin composition can provide a dispersion...
Preparation of adsorbent from Quartz Porphyry : NaOH activation The adsorbent was prepared from powder of quartz porphyry by chemical activation with NaOH. The following processes were carried out : firing step and ... 김학희,박신경,정광보,... 被引量: 2发表: 2000年 Gas cleani...
preparation process J.Li等[5]采用水热法制备了铁酸钴(cobalt ferrite,CoFe2O4)磁性纳米粒子(NPs)。刘馨琳等[6]将其用于活化PS并降解四环素(tetracycline,TC)的试验中,在最佳条件240 ℃下反应24 h,降解率仅为65.78%。刘佳露[7]对该尖晶石进行改...