Propylene composition
AssigneeBorealis AG
InventorsJingbo WANG, Klaus BERNREITNER, Peter NIEDERSUESS, Stefan ORTNER, Pauli LESKINEN, Auli NUMMILA-PAKARINEN, Lukas SOBCZAK
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Abstract
A polypropylene (PP) composition comprising a long-chain branched terpolymer of propylene, ethylene and 1-butene (LCB-TER), wherein the composition has a MFR2, determined according to ISO1133, in a range of from 5 to 30 g/10 min, a melting temperature Tm in a range of from 100 to 150° C. and a crystallization temperature Tc in a range of from 90 to 120° C. A process for producing said PP composition involving a post-reactor treatment. Polymer film comprising said PP composition and a method for producing the same.
Claims15
A polypropylene composition comprising a long-chain branched terpolymer of propylene, ethylene and 1-butene (LCB-TER), wherein the composition has a MFR2, determined according to ISO1133, in a range of from 5 to 30 g/10 min, a melting temperature Tm in a range of from 100 to 150° C. and a crystallization temperature Tc in a range of from 90 to 120° C., determined according to ISO 11357-3.
Dependencies are inferred from the claim text.