Carbon adsorptive filter material with layers of reinforcing non

Gas separation – With separating media bypass or system gas pressure relief – Valved bypass means

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55382, 55486, 55497, 55521, 55524, 55527, 55528, 252421, 4234471, B01D 4602

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active

041815130

ABSTRACT:
An adsorptive filter material having deodorizing, degassing and decolorizing properties which comprises an adsorptive sheet layer of active carbon fibers of which the active carbon fiber content is not less than about 20% by weight and reinforcing sheet layers of fibers having a single yarn strength of not less than about 2 g/denier and an elongation of not less than about 2% provided on the surfaces of the adsorptive sheet layer, the adsorptive sheet layer and the reinforcing sheet layers each weighing from about 20 to 2,000 g/m.sup.2.

REFERENCES:
patent: 101830 (1870-04-01), Crump
patent: 2933154 (1960-04-01), Lauterbach
patent: 3053775 (1962-09-01), Abbott
patent: 3514643 (1970-05-01), Tarala
patent: 3850785 (1974-11-01), McQuade et al.
patent: 3944403 (1976-03-01), Simpson et al.

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