Metal chelate compound and optical recording medium using it

Details Metal chelate compound and optical recording medium using it Metal chelate compound and optical recording medium using it

C - Chemistry, Metallurgy

09

B

C09B 45/24 (2006.01) C09B 31/043 (2006.01) C09B 31/053 (2006.01) C09B 45/00 (2006.01) C09B 69/02 (2006.01) G11B 7/249 (2006.01) G11B 11/03 (2006.01)

Patent

CA 2057864

- 89 - ABSTRACT A metal chelate compound of a dis-azo compound represented by the following formula (I) with a metal: Image (I) (wherein A is a residue forming a heterocyclic ring together with the carbon atom and the nitrogen atom to which it is bonded, X is a residue forming an aromatic group together with the two carbon atoms to which it is bonded, and D is an aromatic residue which may have a substituent, or a heterocyclic amine residue which may have a substituent, and Y is a group having active hydrogen) and an optical recording medium having a recording layer provided on a substrate so that information can be written in and/or read out by a laser, wherein the recording layer contains a metal chelate compound of the dis-azo compound represented by the above formula (I), with a metal.

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