2014年7月6日星期日

Molecular sieve desiccant

Molecular sieve desiccant a synthetic and water molecules have a strong adsorptive desiccant products. Grams of zeolite pore size through different process to control, in addition to the adsorption of water vapor, it can absorb other gases. At temperatures above 230 ℃, the water molecules still receiving very good.
molecular sieves drying desiccant a luminosilicate compound having a cubic lattice, the alumina is mainly composed of the open connection through an oxygen bridge skeleton structure with uniform pore diameter and many neat structure, the large surface area of the inner hole. Low price and also contains a large ionic radius of metal ions and the chemical form of water. As water molecules in the continuous loss of heat, but the same crystal framework structure, the formation of many of the same size of the cavity, the cavity of the same diameter, there are many pores are connected, the diameter of these small pores of uniform size, pore ratio can adsorption to the small diameter of the internal cavity, the ratio of the bore and the exclusion of a large molecule, which can form different molecular diameters, different levels of polar molecules, molecules sieve desiccant having different boiling points and different molecular separation degree of saturation open, that has the effect of "screening" of molecules, so called molecular sieve natural gas dehydration. Currently zeolites are widely used in metallurgy, chemical industry, electronics, petrochemical and natural gas industries.

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