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Keywords ultrafine powders;lead titanate;coprecipitation; 超细粉;钛酸铅;共沉淀;
Keywords ultrafine powder;characterization;preparation;CIIR;fire retardant; 超细粉末;室温固相法;制备;氯化丁基橡胶;阻燃剂;
Keywords ultrafine powder;complex solid superacid;catalysis;esterification; 超微粒子;固体超强酸;复合;催化;酯化;
Keywords Ultrafine powders Zirconia Ytterbium oxide Phase transformation Toughening; 超细粉;氧化锆;氧化镱;相变增韧;
Keywords ultrafine powder;aristate spherical nickel powders;polymeric protector;liqiud reduction; 超细粉末;刺球状镍粉;高分子保护剂;液相还原;
A lot of efforts have been made to synthesize sinerable ultrafine powders of non-oxide ceramics. 为了制备出适于烧结的非氧化物陶瓷超细粉体,人们进行了大量的研究工作。
A major sector of ultrafine powders, the superconductor industry alone is expected to reach a volume of $ 225 billion/year by 2020. 据预测，到2020年，仅超细粉体的一个主要领域--超导工业，其产品增值额即可达2250亿美元。
In the process of preparation ultrafine powders with wet chemical method, the reaction, flitration, drying and calcination will affect the powders size and agglomeration. 湿化学法制备超细粉体时,反应、分离、干燥以及灼烧都不同程度地影响粉体的粒径及团聚。
The proanthocyanidin content in the ultrafine powder of grape seed was determined in n-butanol-HCl reaction medium. 以正丁醇-盐酸为铁盐催化法的反应介质,测定了葡萄籽超微粉中的原花青素含量。
In this paper,HAP ultrafine powder was prepared by chemical precipitation with citric acid as dispersant. 采用沉淀法并用柠檬酸作分散剂合成HAP超细粉体。
The synthesis and characteristics of MgO Partially stabilized zirconia ultrafine powder are investigated in this work. 本文对氧化镁部分稳定氧化锆超细粉末的制备工艺和性能进行了实验研究。
The components of polyphenols in the ultrafine powder of grape seeds were measured and analyzed. 对葡萄籽超微粉中的多酚成分进行了分析和测定。
Synthesis of YAG ultrafine powder and translucent ceramics through co-precipitation method was investigated. 研究了共沉淀法制备YAG透明陶瓷的工艺。
It is becoming clear that to successfully compete in the 21st century, countries will require their chemical engineers making tremendous efforts to improve their mastery of ultrafine powders. 人们越来越清楚，要想在21世纪的竞争中获胜，世界各国都希望他们的化学工程师做出巨大的努力来加强他们在超细粉体领域的优势。
This paper mainly studies the ultrafine effects of the mine r al ultrafine powders in the property assessment index system of ordinary powders , heteromorphic powders and functional powders. 讨论了矿物超细粉体的超细效应在一般粉体、异形粉体和功能粉体中的评价指标体系及常用的检测方法,指出粒度、纯度、表面性能和微粒力学性能是评价粉体超细效应的四大重要方面。
For example,plasma atomization technique has achieved developments greatly in thefield of preparing spherical metal powder and producing ultrafine powder. 如:等离子技术已在制备球形金属粉末、生产超细粉末等领域获得了很大的发展。
Cerium dioxide ultrafine powder is prepared by electrochemical method using composite coating of In-Ru-Ir as anode,cerous nitrate and ammonium nitrate as electrolyte. 采用钛基钌铱铑复合涂层作为阳极,以硝酸铈和硝酸铵作为电解液,电化学法制备二氧化铈超细粉体。
Keywords ultrafine particles;nanometer powder;nanophase materials; 超微粒子;纳米粉末;纳米材料;
Keywords alcoxide method;rare earth;ultrafine powders; 醇盐法;稀土;超微粉末;
Keywords fluid bed pneumatic pulverizer;ultrafine powders;zirconia; 流化床气流粉碎机;超细粉碎;氧化锆;