CYCLIC OLEFIN RING-OPENED COPOLYMER

CYCLIC OLEFIN RING-OPENED COPOLYMER

PROBLEM TO BE SOLVED: To provide a cyclic olefin ring-opened copolymer which has high optical characteristics, excellent resin workability, low oxygen permeability, and dynamic strength.SOLUTION: There is provided a cyclic olefin ring-opened copolymer expressed by formula, wherein R1-R12 represent H...

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Bibliographische Detailangaben
Hauptverfasser: KAMIYA IKUYO, MINATO YUJI, MARUYAMA YOICHIRO, MOGI TAKESHI, SUZUKI RINA, SHODA RYOHEI, TATARA AKITSUGU
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a cyclic olefin ring-opened copolymer which has high optical characteristics, excellent resin workability, low oxygen permeability, and dynamic strength.SOLUTION: There is provided a cyclic olefin ring-opened copolymer expressed by formula, wherein R1-R12 represent H, halogen, a 1-4C aliphatic hydrocarbon group, or the like.