1) liquid-control-precipitation
液相控制沉淀法
2) liquid phase precipitation method
液相沉淀法
1.
Nano manganese oxide was prepared by the liquid phase precipitation method,and characterized by XRD and TEM.
采用液相沉淀法制备了纳米氧化锰,通过色谱分析其脱硫效率,并通过X射线衍射(XRD)和透射电镜(TEM)对粉末样品的组成、结构、粒径和形貌进行了表征。
3) liquid-phase precipitation method
液相沉淀法
1.
CuSCN nano-particles were prepared in CuSO_4 solution by liquid-phase precipitation method using Na_2SO_3 as reducing agent and NaSCN as precipitating agent.
以无机盐CuSO4为原料 ,Na2 SO3 做还原剂 ,NaSCN为沉淀剂 ,采用液相沉淀法制备了CuSCN纳米颗粒 ,制备的CuSCN产品粒度在 70~ 90nm左右 ,产品粒度较均匀。
2.
In order to get the compact mica glass-ceramic sintered body,the powder precursor of complex oxide was prepared by liquid-phase precipitation method,the powder was treated by the two-step crystallization heat treatment to get machinable mica glass-ceramic powder containing fluorophlogopite(NaMg3AlSiO3O10F2) as the main crystalline phase.
为了获得致密的云母玻璃陶瓷烧结体,采用液相沉淀法制备出分散性好的复合氧化物前驱粉体,粉体经两步法晶化热处理后得到主晶相为氟金云母(NaMg3AlSiO3O10F2)的可加工云母玻璃陶瓷粉体。
4) precipitation method
液相沉淀法
1.
Compared two methods,purity LSO powders is synthesized without high temperature calcinations by precipitation method,while the raw materials remained after high temperature by mixing solid oxides method.
将氯化镥溶液滴加至硅酸钠溶液中制备出的沉淀,经过滤、陈化及烘干后对其进行XRD成分及SEM显微形貌的分析,结果表明粉体除少量杂质外,其主要成分都是由硅酸镥构成,而经烘干研磨后的粉体颗粒呈球形,将采用液相沉淀法与固体混合焙烧法所制备出的两种粉体进行了对比发现,采用前者可以不经高温煅烧就可以得到较纯硅酸镥,而后者在较高温度下煅烧后仍有大量原料残余,而且从颗粒尺寸、粉体形状以及烧结性能上来液相法制备出的粉体看都优于固相法。
5) liquid precipitation
液相沉淀法
1.
Indium oxide nanopowder was prepared by liquid precipitation method using inorganic salt as starting materials.
以无机盐为原料 ,采用液相沉淀法制备纳米氧化铟粉体。
2.
In order to obtain high quality cobalt blue pigment,firstly cobalt oxalate powder was prepared using H_2C_2O_4 and(NH_4)_2C_2O_4 as precipitators via liquid precipitation process.
分别以草酸和草酸铵为沉淀剂,采用液相沉淀法制备了草酸钴前驱体,采用高温固相烧结法,以草酸钴为原料制备钴蓝颜料,研究了原料的粒度和配比等对钴蓝颜料性能的影响。
6) liquid phase precipitation
液相沉淀法
1.
In paper, FeVO4 photocatalyst was synthesised with liquid phase precipitation method .
论文采用液相沉淀法,制备了钒酸铁(FeVO4)光催化剂,并用Ag、Ba、Cu、Fe和Eu掺杂改性FeVO4光催化剂。
2.
Fe2O3/FeVO4 photocatalysts were prepared by liquid phase precipitation.
采用液相沉淀法制备新型Fe2O3/FeVO4光催化剂,研究不同Fe掺杂量和煅烧温度对Fe2O3/FeVO4光催化活性的影响。
补充资料:液相控制
分子式:
CAS号:
性质:又称液膜控制。在气液两相传质中,液膜阻力很大,气膜阻力可忽略不计的过程。根据双膜理论,传质阻力有如下关系:。KL为液相总传质系数,kG,kL分别为气相、液相传质系数,H为溶解床系数。对于难溶组分,H很小,故,则总阻力此时即为液相控制。液相控制体系为难溶气体的气液传质(吸收)体系,如水吸收CO2、O2、H2等体系。
CAS号:
性质:又称液膜控制。在气液两相传质中,液膜阻力很大,气膜阻力可忽略不计的过程。根据双膜理论,传质阻力有如下关系:。KL为液相总传质系数,kG,kL分别为气相、液相传质系数,H为溶解床系数。对于难溶组分,H很小,故,则总阻力此时即为液相控制。液相控制体系为难溶气体的气液传质(吸收)体系,如水吸收CO2、O2、H2等体系。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条