Packaging for limited lifetime optical data storage media

B - Operations – Transporting – 65 – D

Patent

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Details

B65D 81/26 (2006.01) B65D 65/40 (2006.01) B65D 75/32 (2006.01) B65D 75/58 (2006.01) B65D 85/57 (2006.01) G11B 33/04 (2006.01) G11B 33/14 (2006.01)

Patent

CA 2488488

A package includes a thermoformed web or support member, an optical data storage medium disposed in a cavity of the thermoformed web, or on the support member; and a covering web disposed on the optical data storage medium, and on the thermoformed web or support member, and in sealing relationship to the thermo~formed web or support member; where each of the thermoformed web or support member, and the covering web, includes an oxygen barrier; and where at least one of the thermoformed web or support member, and the covering web, includes an oxygen scavenger. Methods of making the package are also disclosed. In addition to, or alternatively to including the oxygen scavenger in at least one of the thermoformed or support member, and the covering web, the oxygen scavenger can be disposed on the optical medium, e.g. in the form of a disc, coating, label, pellet, wafer, or flattened sachet.

La présente invention concerne un emballage qui comprend une bande thermoformée ou un élément de support, un support de stockage de données optiques disposé dans une cavité de la bande thermoformée ou sur l'élément de support, et une bande de protection disposée sur le support de stockage de données optiques et sur la bande thermoformée ou l'élément de support, et en relation d'étanchéité par rapport à la bande thermoformée ou à l'élément de support, la bande thermoformée ou l'élément de support, et la bande de protection, comprenant chacun une barrière à l'oxygène, et la bande thermoformée ou l'élément de support, et/ou la bande de protection, comprenant un désoxygénant. L'invention se rapporte également à des procédés de fabrication de l'emballage précité. Au lieu ou en plus d'être inclus dans la bande thermoformée ou l'élément de support, et/ou dans la bande de protection, le désoxygénant peut également être disposé sur le support optique, par exemple sous la forme d'un disque, d'un revêtement, d'une étiquette, d'une pastille, d'une plaquette ou d'un sachet aplati.

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