composiÇÕes poliolefÍnicas resistentes a impacto, seu processo de produÇço, bem como artigos moldados por injeÇço compreendendo as mesmas

Polyolefin compositions comprising (percent by weight): 1) 55%-90% of a crystalline propylene homopolymer or copolymer containing up to 15% of ethylene and/or C4-C10 alpha-olefin(s); 2) 10%- 45% of a blend of a copolymer of propylene with more than 15% up to 40% of ethylene (copolymer (a)), and a co...

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Bibliographische Detailangaben
Hauptverfasser:	CAMILLO CAGNANI, ANTEO PELLICONI
Format:	Patent
Sprache:	por
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	Polyolefin compositions comprising (percent by weight): 1) 55%-90% of a crystalline propylene homopolymer or copolymer containing up to 15% of ethylene and/or C4-C10 alpha-olefin(s); 2) 10%- 45% of a blend of a copolymer of propylene with more than 15% up to 40% of ethylene (copolymer (a)), and a copolymer of ethylene with one or more C4-C10 alpha-olefin(s) containing from 10% to 40% of said C4-C10 alpha-olefin(s) (copolymer (b)), wherein the weight ratio (a)/(b) is from 1/4 to 4/1.