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:
Feb. 24, 2015
Filed:
Dec. 14, 2010
Claudio Cavalieri, Ferrara, IT;
Monica Galvan, Maddalena, IT;
Roberto Pantaleoni, Ferrara, IT;
Enrico Beccarini, Ferrara, IT;
Francesca Tisi, Rovigo, IT;
Werner Rothhöft, Liederbach am Taunus, DE;
Claudio Cavalieri, Ferrara, IT;
Monica Galvan, Maddalena, IT;
Roberto Pantaleoni, Ferrara, IT;
Enrico Beccarini, Ferrara, IT;
Francesca Tisi, Rovigo, IT;
Werner Rothhöft, Liederbach am Taunus, DE;
Basell Poliolefine Italia S.r.l., Milan, IT;
Abstract
A polypropylene composition for injection-molded drainage systems comprising 78-84 wt % of a crystalline propylene polymer, 8 to less than 13 wt % of an elastomeric copolymer and 8 to less than 13 wt % of polyethylene. The said composition exhibits a flexural modulus value higher than 1400 MPa, a melt flow rate (MFR), determined according to ISO method 1133 (230° C. and 2.16 kg), of from 1.5 to 5.0 g/10 min, and a value of Izod impact resistance at 0° C. of more than 6 kJ/maccording to ISO method 180/1A.