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1)  4A molecular sieve
4A分子筛
1.
Study on the synthesizing 4A molecular sieve with illite;
以伊利石合成4A分子筛的实验研究
2.
Study on the synthesizing 4A molecular sieve with pearlite tailing by wet process alkali dissolution;
珍珠岩尾砂碱溶合成4A分子筛的研究
3.
On the basis of analyzing the chemical composition and mineralogical composition of coal fly ash,a new technological process for producing 4A molecular sieve from coal fly ash has been developed.
在分析粉煤灰的矿物组成和化学成分的基础上,设计了粉煤灰制备4A分子筛预处理过程的工艺流程,并根据流程重点介绍了粉煤灰的粉末细度、焙烧、酸溶活化和除杂等方面的参数选择情况,制备出符合要求的预处理样品,为进一步合成4A分子筛创造了条件。
2)  4A zeolite
4A分子筛
1.
Application of 4A zeolite synthesized from Kaolin in toothpaste friction modifier;
高岭土合成4A分子筛及其在牙膏磨擦剂中的应用
2.
Effect of 4A Zeolite on Property of Flame Retardant PP by Melamine Phosphate/Pentaerythritol;
4A分子筛对三聚氰胺磷酸盐/季戊四醇阻燃PP性能的影响
3.
Synthesis of 4A zeolite and its application as toothpaste friction modifier;
4A分子筛的合成及其在牙膏磨擦剂中的应用
3)  zeolite 4A
4A分子筛
1.
Studies on the Synthesis of Zeolite 4A in Mirowave Field by Means of X-Ray Diffraction;
XRD粉末衍射法研究微波场作用下4A分子筛的合成
2.
Fast Synthesis of Ultra-fine Zeolite 4A at Low Temperature by Ultrasonic Method;
超细4A分子筛的超声波低温快速合成
3.
Mesoporous spheres of zeolite 4A were synthesized for the first time by microemulsion technique in n-hexane/ hexadecyl trimethyl ammonium bromide(CTAB)/n-octanol microemulsion system.
以正己烷/十六烷基三甲基溴化铵(CTAB)/正辛醇混合微乳液为反应体系,以硅酸钠和铝酸钠为反应原料,采用微乳法首次合成4A分子筛介孔球。
4)  4A molecular sieves
4A分子筛
1.
Preparation of 4A molecular sieves from rich-manganese slag;
以富锰渣制备4A分子筛
2.
Preparation of 4A molecular sieves,activated clay and aluminum sulfate with the exhausted acid of bentonite;
膨润土酸化废液制备4A分子筛、活性白土和硫酸铝
3.
Study on 4A molecular sieves prepared by pearlite;
珍珠岩制备4A分子筛初探
5)  A° zeolite
4A°分子筛
6)  Ag /4A zeolite
Ag/4A分子筛
补充资料:4A分子筛
分子式:
CAS号:

性质:又称Na12[(A1O2)12、(SiO2)12]27H2O  又称4A分子筛。白色固体颗粒。呈网络状结构,内含均匀小孔,孔径0.42nm,比表面积约为600m2/R,不溶于水和有机溶剂,能溶解于强碱和强酸。加热超过800℃时,重新结晶形成白硅石状的结构。有吸附水分,液体、气体及不饱和的有机物质。对钙离子有交换能力,理论交换能力为352CaCO3mg/g,一般为290~320mgCaCO3/g,白度≥95%,pH值10~11.5,表观密度0.3~0.5g/cm3,平均粒径为2μm,粒度分布≤4μm占85%以上。用作无磷洗涤剂的助剂,代替三聚磷酸钠;在石油和其他工业用作气体和液体的干燥、脱水净化等,也用作催化剂和软水剂。

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