POLYPROPYLENE COMPOSITION

To provide a low density material that presents excellent rigidity and impact strength, as well as excellent processability in high fluidity.SOLUTION: A polypropylene composition has (a) a heterogenous phase propylene copolymer (HECO-1), (b) a heterogenous phase propylene copolymer (HECO-2), (c) a p...

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Bibliographische Detailangaben
Hauptverfasser:	QIANG WEILI, CHEN SHIH PING, ZHOU XIN
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Beschreibung
Zusammenfassung:	To provide a low density material that presents excellent rigidity and impact strength, as well as excellent processability in high fluidity.SOLUTION: A polypropylene composition has (a) a heterogenous phase propylene copolymer (HECO-1), (b) a heterogenous phase propylene copolymer (HECO-2), (c) a propylene homopolymer (HPP-3), (d) an elastomer copolymer (EC), (e) a filler (F), and optionally an additive (AD).SELECTED DRAWING: None 【課題】高流動性の点での良好な処理可能性と対をなす、良好な剛性および衝撃強さを示す低密度材料を提供する。【解決手段】（ａ）異相プロピレンコポリマー（ＨＥＣＯ−１）と、（ｂ）異相プロピレンコポリマー（ＨＥＣＯ−２）と、（ｃ）プロピレンホモポリマー（ＨＰＰ−３）と、（ｄ）エラストマーコポリマー（ＥＣ）と、（ｅ）フィラー（Ｆ）と、任意には添加剤（ＡＤ）と、からなるポリプロピレン組成物。【選択図】なし