kbh4中文什么意思
硼氢化钾
例句与用法
- Using camphor as raw material , isoborneol acetate was synthesized through reductive with kbh4 and esterization with acetic anhydride
摘要以樟脑为原料，经kbh4还原、乙酸酐酯化，即得乙酸异冰片酯。 - Fe - ni alloy fiber were first prepared in a mixed solution of ferrous and nickelous salts , using kbh4 as a reducing agent . conditions , such as quantity of naoh , concentration of salts , and species of surfactants , of preparation of fe - ni alloy were studied . the result show that fe - ni alloy were soft magnetic materials and they exhibited superparamagnetization at room temperature that have been widely used in industry
本文用液相还原法首次制备出纤维状的fe - ni合金、球形的fe - co 、 co - ni合金、 fe - co - ni合金粉体材料，并对其性能进行了分析和测试，结果表明：这些合金粒径小，比饱和磁化强度较大，矫顽力为零，呈现超顺磁性，是非晶态的软磁材料。 - In this paper , the preparing technological parameters , formation mechanism and structures of ( lithium ) vanadium oxides ( nanocrystalline vo2 , amorphous v2o5 , layered li1 + xv3o8 and inverse spinel linivo4 ) are systematically studied and discussed , and some properties of the products are measured as cathode materials for lithium ion batteries . the main results are as follows : ( 1 ) nanocrystalline vo2 has been successfully synthesized by a solution chemical reaction method in normal temperature and pressure . the procedure involves v2o5 reacts with koh to form k3vo3 in water and then k3vo3 is reduced with kbh4 around ph = 4 forming vo2 precipitation in aqueous
本文从实验与理论分析相结合的角度对(锂)钒氧化物(纳米vo _ 2 、非晶态v _ 2o _ 5 、层状li _ ( 1 + x ) v _ 3o _ 8及反尖晶石型linivo _ 4 )制备过程中工艺参数、结构和形成机理等方面进行了系统深入的研究，对(锂)钒氧化物电性能进行了初步测试，取得的主要结果如下： ( 1 )成功的在常温常压下通过溶液化学反应直接制得具有纳米结构的vo _ 2粉。
