Oxygen scavenging form/fill/seal package for limited lifetime optical data storage media
US7318524B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 24, 2003 |
| Grant date | Jan 15, 2008 |
| Priority date | — |
| Expiry date | Nov 13, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B33/0422
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A package includes a non-thermoformed thermoplastic pouch including a first and second panel; and an optical data storage medium disposed in the pouch; wherein the pouch comprises an oxygen barrier material, and an oxygen scavenger. Two methods of making a package include (1) providing a web; providing an optical data storage medium; forming a non-thermoformed pouch from the thermoplastic web, the pouch comprising a first and second panel; placing the optical data storage medium in the pouch; and sealing the pouch; wherein the web includes an oxygen barrier material and an oxygen scavenger; or (2) providing a first and second web; providing an optical data storage medium; forming a non-thermoformed pouch from the webs; placing the optical data storage medium in the pouch; and sealing the pouch; wherein at least one of the webs includes an oxygen barrier material, and at least one of the webs includes an oxygen scavenger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.