C - Chemistry – Metallurgy – 01 – B
Patent
C - Chemistry, Metallurgy
01
B
C01B 39/20 (2006.01) B01D 53/04 (2006.01) B01D 53/047 (2006.01) B01J 20/18 (2006.01) C01B 13/02 (2006.01) C01B 21/04 (2006.01)
Patent
CA 2148767
The present invention is a composition, a synthesis of the composition and a method of using the composition for selectively adsorptively separating nitrogen from oxygen wherein the composition is a crystalline EMT with a Si/Al ratio less than 2.0 and a micropore volume determined in the sodium and/or potassium form of at least 0.20 cm3/g and a lithium cation exchange of at least 80%, preferably including an intergrowth with a crystalline FAU structure, wherein the pure or intergrowth compositions have the chemical formula: M2/n0:X203:(2.0 to <4.0)Si02 wherein M = one or more metal cations having a valence of n, and X is selected from the group consisting of aluminum, gallium and boron, preferably aluminum.
Coe Charles Gardner
Gaffney Thomas Richard
Jacobs Pierre A.
Li Hong-Xin
Martens Johan Adriaan
Air Products And Chemicals Inc.
Mcfadden Fincham
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