Optical recording medium, optical recording material and...

Details Optical recording medium, optical recording material and... Optical recording medium, optical recording material and...

2006-07-11

2011-12-13

Higgins, Gerard (Department: 1785)

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

C430S270160, CG9BS007149, CG9BS007156, C428S064400

Reexamination Certificate

active

08075976

ABSTRACT:
An optical recording medium having excellent light resistance that includes a substrate; and a recording layer which is provided on the substrate directly or on another layer provided on the substrate, wherein the recording layer is capable of recording and/or reading information by irradiating light thereon, the recording layer includes a metal complex compound with an azo compound having a coupler component with indandione and a diazo component with a nitrogen-containing heterocyclic aromatic ring structure, and a nickel or cobalt ion coordinated to the azo compound.

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Derwent abstract for CN 1562987 created on Sep. 24, 2010.
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STN search of compounds performed on Sep. 24, 2010.
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References have been cited in the corresponding Search Report.
References AS-AU are discussed in the specification.
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