CYCLOOLEFIN RANDOM COPOLYMER AND PROCESS FOR PREPARING SAME

In accordance with the present invention, there are provided cycloolefin random copolymers composed of ethylene and cycloolefin and containing substantially no polyethylene, and processes for preparing the same. Optical disc substrates prepared from the above-mentioned copolymers are excellent in tr...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WAKATSURU, KENJI, SAGANE, TOSHIHIRO, MINAMI, SHUJI, KAWATE, TAKEHIKO, SHIRAKI, SHIGEMI, OKABE, MASAYUKI, YAMAGUCHI, HIDEAKI, TOMITA, RYOSUKE
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PHYSICS THEIR PREPARATION OR CHEMICAL WORKING-UP
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