COLORANT COMPRISING TRIAZOLE HEMIPORPHYRIN DERIVATIVE AND OPTICAL RECORDING MEDIUM USING SAME

PROBLEM TO BE SOLVED: To provide an optical recording medium suitable for recording and reproduction with a blue semiconductor laser and to provide a colorant suitable therefor. SOLUTION: This optical recording medium comprises a substrate and a recording layer formed thereon. The recording layer en...

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Bibliographic Details
Main Author MAEDA SHUICHI
Format Patent
LanguageEnglish
Published 03.07.2001
Edition7
Subjects
ADHESIVES
CHEMISTRY
COLOUR PRINTING
DYES
INFORMATION STORAGE
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER
LAKES
LINING MACHINES
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
MORDANTS
NATURAL RESINS
ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES
PAINTS
PERFORMING OPERATIONS
PHYSICS
POLISHES
PRINTING
PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES
STAMPS
TRANSPORTING
TYPEWRITERS
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Summary:PROBLEM TO BE SOLVED: To provide an optical recording medium suitable for recording and reproduction with a blue semiconductor laser and to provide a colorant suitable therefor. SOLUTION: This optical recording medium comprises a substrate and a recording layer formed thereon. The recording layer enables the recording and/or reproduction of information with a laser and contains a colorant comprising a triazole hemiporphyrin derivative.
Bibliography:Application Number: JP19990366117