Oxygen scavenger and a method for scavenging oxygen
US8048201B2 · kind B2 · utility
16Cited by
31References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 2009 |
| Grant date | Nov 1, 2011 |
| Priority date | — |
| Expiry date | Jan 22, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2220/4825
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An oxygen scavenger is provided. An oxygen scavenger comprises iron, malic acid, and a wicking agent. A method for scavenging oxygen from an enclosed container comprises providing an oxygen scavenger compound comprising iron, malic acid, and a wicking agent, sealing the composition in an oxygen permeable, water impermeable container, and activating the composition by injecting water into the container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.