OPTICAL INFORMATION RECORDING MEDIUM

PROBLEM TO BE SOLVED: To obtain an optical information recording medium having degradability when it is allowed to stand in the natural world by using a degradable polymer having at least one of photodegradability and biodegradability as part or all of the material of at least the substrate of a med...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SHIBUYA KAZUYUKI, KIYOOKA KOICHI, FUJIKAWA IWAO, ARAI TORU
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS GENERAL PROCESSES OF COMPOUNDING INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PHYSICS THEIR PREPARATION OR CHEMICAL WORKING-UP WORKING-UP
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