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3A分子筛

3A分子筛是一种碱金属硅铝酸盐,有时,它也被称为3A沸石分子筛。3A molecular sieve is the Na-X type crystal structure of the

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3A分子筛是一种碱金属硅铝酸盐,有时,它也被称为3A沸石分子筛。
3A molecular sieve is the Na-X type crystal structure of the alkali aluminosilicate,which can also named 3A zeolite molecular sieve.
化学式:2/3K2O·1/3Na2O·Al2O3·2SiO2·9/2H2O
MF:2/3K2O·1/3Na2O·Al2O3·2SiO2·9/2H2O
硅铝比:SiO2/ Al2O3≈2
Si/Al ratio:SiO2/ Al2O3≈2
有效孔径:约3Å;
effective aperture:3Å
CAS编号:308080-99-1
CAS NO:308080-99-1
3A分子筛的孔径是3A;,主要用于吸附水,不吸附直径大于3A的任何分子,根据工业上的应用特点,分子筛具有快吸附速度、再生次数、抗碎强度及抗污染能力,提高了分子筛的利用效率并延长了分子筛的使用寿命,是石油、化工行业中气液相深度干燥、精炼、聚合所必需的干燥剂。
3A molecular sieve has 3Å aperture,it can adsorb water but don’t adsorb any molecular whose diameter more than 3Å.3A molecular sieve has advantages of quick adsorption,good regeneration capacity,good crush strength and anti-pollution capacity,that increase 3A molecular sieve service efficiency and working life.It’s necessary desiccant for deeply drying, purification and  polymerization of gas&liquid in petroleum and chemical industry.
 
应用
Usage:
1)各种液体(如乙醇)的干燥
Drying of all kinds liquids such as ethyl alcohol
2)空气的干燥
Drying of air
3)制冷剂的干燥
Drying of refrigerating fluid
4)天然气、甲烷气的干燥
Drying of nature gas and methane gas
5)不饱和烃和裂解气、乙烯、乙炔、丙烯、丁二烯的干燥
Drying of unsaturated hydrocarbon,cracked gas,ethylene,acetylene,propylene and butadiene.
 
储存
Storage:
 
室温,相对湿度不大于90%的室内:避免水、酸、碱、隔绝空气,密闭保存。