ETHYLENE-alpha-OLEFIN COPOLYMER, THERMOPLASTIC RESIN COMPOSITION, FILM, AND LAMINATE

[Problem to be Solved] To provide an ethylene-α-olefin copolymer that is excellent in formability and particularly excellent in mechanical strength compared to conventional ones.[Solution] A copolymer of ethylene and one or more α-olefins having 4 to 10 carbon atoms, satisfying the following require...

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Bibliographische Detailangaben
Hauptverfasser:	TANAKA, Youichi, UEMATSU, Yudai, TAKAICHI, Keisuke, TAMURA, Naoya, KENGOYAMA, Chihiro, MATSUBARA, Shinya, HATO, Kazuki, YOSHINO, Shota, TATSUMI, Shuhei, TANAKA, Yuta
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Zusammenfassung:	[Problem to be Solved] To provide an ethylene-α-olefin copolymer that is excellent in formability and particularly excellent in mechanical strength compared to conventional ones.[Solution] A copolymer of ethylene and one or more α-olefins having 4 to 10 carbon atoms, satisfying the following requirements (1) to (7):(1) the density is 890 to 925 kg/m3;(2) MFR (190° C., 2.16 kg load) is 3.0 to 15.0 g/10 min;(3) MT (melt tension)/η* (shear viscosity) is 1.40×10−4 to 2.90×10−4 g/P;(4) 0.01×10−13×Mw3.4≤η0 (zero shear viscosity)≤4.5×10−13×Mw3.4;(5) −2.0≤Mz/Mw−Mw/Mn≤15;(6) the number of vinyls and others is 0.1 to 1.0/1000 C; and(7) a plurality of peaks is present in a melting curve of DSC.