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. 22, 2016
Filed:
Jul. 19, 2013
Applicant:
Borealis Ag, Vienna, AT;
Inventors:
Hermann Prokschi, Wartberg ob der Aist, AT;
Hermann Braun, Linz, AT;
Assignee:
Borealis AG, , AT;
Primary Examiner:
Int. Cl.
CPC ...
C08F 255/02 (2006.01); C08J 9/00 (2006.01); C08L 23/14 (2006.01); C08L 23/26 (2006.01); C08L 23/12 (2006.01);
U.S. Cl.
CPC ...
C08F 255/02 (2013.01); C08J 9/00 (2013.01); C08L 23/142 (2013.01); C08L 23/26 (2013.01); C08L 23/12 (2013.01); C08L 2205/02 (2013.01); C08L 2205/025 (2013.01);
Abstract
Process for providing a polypropylene composition comprising a branched polypropylene in which a polypropylene with a melt flow rate MFR(230° C.) of more than 0.5 g/10 min is reacted with a thermally decomposing free radical-forming agent and optionally with a bifunctionally unsaturated monomer obtaining thereby the branched polypropylene, wherein the polypropylene composition has a Fmelt strength of more than 20.0 cN and a Vmelt extensibility of more than 200 mm/s.