An AgX-type zeolite having a silver exchange level of 20-70% and a Ar/O 2 Henry's law selectivity ratio at 23.degree.C of 1.05 or greater has an optim um combination of selectivity for argon over oxygen at lower cost than higher silver exchange levels. This material can be used in oxygen VSA/PSA processes to produce oxygen at puriti es above 97%.
申请公布号
CA2370795(C)
申请公布日期
2006.05.30
申请号
CA20022370795
申请日期
2002.02.06
申请人
AIR PRODUCTS AND CHEMICALS, INC.
发明人
CHIANG, ROBERT LING;DEE, DOUGLAS PAUL;WHITLEY, ROGER DEAN;OSTROSKI, JANE ELIZABETH