Patent ID: 6309545
Filing Date: 2001-10-30
Classification: B01D,B01J,Y10S,Y10T

Abstract:
Permeable flexible composite based on at least one perforated and permeable carrier, which contains on at least one side of the carrier and inside the carrier at least one inorganic component, which consists essentially of at least one compound of a metal, a metalloid or a composition metal and at least one element from group III to VII of the periodic system, which permeable flexible composite is obtained by application of a suspension, which contains said at least one inorganic component and a sol, on and inside at least one flexible, perforated and permeable carrier, and stabilizing the suspension by heating the suspension at least once either at a temperature of between 50 and 100.degree. C. for 10 minutes to 5 hours, or at a temperature of between 100 and 800.degree. C. for 1 second to 10 minutes,wherein said composite can be wound on or off a roll.