1)  fine particle
细粉颗粒
2)  micro-powder particle distribution
微细粉颗粒分布
3)  fine powder
细粉
1.
Causes and countermeasures of fine powder in polypropylene production;
PP装置产生细粉的原因及改善措施
2.
Kinetics of isobutylene hydration reaction catalyzed by fine powder of NKC-9 ion exchange resin,and effects of catalyst concentration,temperature,pressure,stirring rate and isobutylene concentration on reaction were studied in a semibatch reactor.
采用半连续反应过程 ,使用NKC -9离子交换树脂细粉 ,改变催化剂浓度、反应温度、反应压力、搅拌转速和异丁烯浓度等条件 ,对异丁烯水合反应动力学进行了实验研究。
4)  Fine particles
细粉
1.
Experiments were carried out to study the concentration distributing of fine particles in the jet region of a 1 m dia and 8 m high semicircular jetting fluidized bed with a conical distributor.
在直径1 m,高8 m的半圆冷模射流流化床上,利用PC-4颗粒浓度测定仪和局部取样的方法,考察了细粉通过密相输送的方式进入中心射流区时,射流区域的颗粒浓度分布。
5)  superfine powder
超细粉体
1.
Application of superfine powder technology in TCM;
超细粉体技术在中药行业中的应用
2.
The sub-micro superfine powder of codonopsis pilosula(Franch) Nannf are produced by pulverizer of turbulence,and several elements affecting the diameters of superfine powder are researched at the same time,such as the speed of impeller,the quality of reinforced material and the working time.
利用湍流超细粉碎机制取了党参的亚微米级超细粉体,研究了叶轮转速、加料质量、粉碎时间对粉体粒径的影响,对党参的超细粉碎工艺参数进行了优化;分析了造成粉体团聚的原因,结果表明,叶轮转速的提高是引起粉体团聚的主要因素。
3.
New methods on the surface modification of superfine powder,such as coating modification,chemical modification,high energy modification,etc.
针对目前超细粉体的制备和应用中存在的问题,综述了近年来超细粉体的表面改性方法,如:包覆改性、化学改性、高能改性等。
6)  ultrafine powder
超细粉体
1.
Preparation of ultrafine powder TiO2 particles by homogeneous precipitation method under boiling reflux conditions;
沸腾回流均相沉淀法合成超细粉体TiO_2
2.
Effect of precipitant on the morphology and performances of ultrafine powder CuO;
沉淀剂对CuO超细粉体形态与性能的影响
3.
Features of Liquid-continuous impinging streams and their Applications in preparation of ultrafine powders;
液体连续相撞击流特性及其在超细粉体制备中的应用
参考词条
补充资料:染料细粉及超细粉
分子式:
CAS号:

性质:非水溶性染料或不易溶染料常采用的剂型。如分散染料、还原染料等对粒度及粒度分布均有一定要求,要求相对集中,过细、过粗,均对使用有不良影响。染料生产企业对本企业的产品均作了规定。这些染料产品一般多在2μm到上到4μm范围内,如对某些分散染料要求控制在1μm左右,分散性能4~5级,还原染料也与分散染料近似,故有超细粉之称。为使染料产品达到上述细度,常采用万能粉碎机或砂磨、球磨等进行粉碎。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。