US 4,654,053 AGranted

Oxygen sorbent

AssigneeUniversity Patents, Inc.

InventorsRobert E. Sievers, John N. Gillis

Life of this patent

Estimating the term…

Abstract

The present invention discloses a novel and unique family of agents which reversibly binds molecular oxygen at room temperature.

Claims10

Dependent claims

A process for the separation of gaseous oxygen from a multi-component gas stream which comprises contacting said multi-component gas stream with a metal chelate of a Schiff base bonded to a porous polymer containing a nitrogen functionality.

Dependencies are inferred from the claim text.

Facts

Application: 06/874,822Filed 12 Jun 1986 · continuation
Priority: 27 Jul 1984
Granted: 31 Mar 1987
Term ends: Not estimatedThe source records don’t support an estimate.

Classification15 codes

C08J 9/28
Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof: by elimination of a liquid phase…
B01J 20/22
Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof:…
C01B 13/0244
Chemical processing only: by complexation
C01B 13/0262
By adsorption on solids: characterised by the adsorbent

Family

Serial635,320Parent of this division · filed 27 Jul 1984
Serial700,561Parent of this continuation · filed 11 Feb 1985
US 4,514,522 AParent of this division
US 4,654,053 AThis patent

From the US filing history. Foreign family members aren’t listed.

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