Optical recording medium

Details Optical recording medium Optical recording medium

2006-03-28

2006-03-28

Mulvaney, Elizabeth (Department: 1774)

Stock material or miscellaneous articles

Circular sheet or circular blank

C428S064400, C428S064500, C430S270120, C430S270130

Reexamination Certificate

active

07018695

ABSTRACT:
An optical recording medium includes a substrate and a recording layer in which data can be recorded by projecting a laser beam thereonto, the recording layer including a first recording film containing an element selected from the group consisting of Si, Ge, C, Sn, Au, Zn and Cu as a primary component and a second recording film containing Cu as a primary component.The thus constituted optical recording medium has an excellent initial recording characteristic and can store recorded data in a good condition over the long term.

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