Samples of methane molecules grade diameter channel CHA-type molecular sieves(Chabazite-K, SAPO-34 and SSZ-13) were investigated using the adsorption separation
Recent decades witnessed the significant progress made in the research field of 2D molecular sieve membranes.In comparison with their 3D counterparts, 2D molecu
The commercial sulfate process for pigment production uses concentrated sulfuric acid(>85 wt%H2SO4)as feeding material and discharges 8–10 tons of spend dilute