The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 2015
Filed:
Jul. 29, 2011
Marco Ciarafoni, Ferrara, IT;
Monica Galvan, Rome, IT;
Roberta Marzolla, Rome, IT;
Paola Massari, Ferrara, IT;
Marco Ciarafoni, Ferrara, IT;
Monica Galvan, Rome, IT;
Roberta Marzolla, Rome, IT;
Paola Massari, Ferrara, IT;
Basell Poliolefine Italia S.r.l., Milan, IT;
Abstract
Random copolymers of propylene with ethylene, and optionally other olefins, comprising from 3.5% to 6.5% by weight of ethylene and having a melt flow rate (MFR) according to ISO 1133 (230° C., 2.16 Kg) of less than 10 g/10 min and a melting temperature (Tm), determined by DSC, satisfying the relation: 45° C.≦Tm+C≦150° C. wherein C is the quantity (by weight) of ethylene in the copolymer. The random copolymers of the invention are specifically suited for cast film and/or sheet applications.