Patent ID: 6171568
Filing Date: 2001-01-09
Classification: B01D,B01J

Abstract:
A method for the removal of organic material from exhaust air and/or effluents, said method comprising contacting said air and/or said effluents in a fixed bed with a moulded body as fixed bed adsorber, wherein said moulded body has a breaking strength of 10 to 150 N; wherein said moulded body comprises dealuminated zeolite Y and at least one binder and having a hydrophobic factor of from 1.5 to 6.0, wherein a slurry of said binder in water does not exceed a pH of 10; and wherein said moulded body is produced by a process comprising mixing pulverulent dealuminated zeolite Y with at least one binder, optionally with the addition of a lubricant and/or a pore former, and optionally with water or an organic solvent, moulding by granulation or extrusion of the resulting kneadable mass to form a moulded body, and drying and calcining at 850.degree. to 1100.degree. C. said moulded body.