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:
Jun. 09, 2026
Filed:
Jun. 24, 2021
Applicant:
Borealis Ag, Vienna, AT;
Inventors:
Assignee:
BOREALIS AG, Vienna, AT;
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/00 (2006.01); B65D 81/02 (2006.01); C08J 5/18 (2006.01); C08J 9/14 (2006.01); C08K 3/34 (2006.01); E04B 1/74 (2006.01); E04F 15/18 (2006.01);
U.S. Cl.
CPC ...
C08J 9/0066 (2013.01); B65D 81/022 (2013.01); C08J 5/18 (2013.01); C08J 9/141 (2013.01); C08K 3/34 (2013.01); C08J 2201/03 (2013.01); C08J 2203/14 (2013.01); C08J 2323/12 (2013.01); C08K 2003/343 (2013.01); E04B 1/74 (2013.01); E04F 15/18 (2013.01);
Abstract
The present invention relates to a foamed sheet consisting of a polypropylene composition comprising at least 85 wt. %, e.g. from 85 to 99.5 wt.-%, of a high melt strength polypropylene (HMS-PP) and 0.5 to 15 wt. % of a nucleating agent (NA), wherein the foamed sheet has a thickness of below 0.5 mm or a thickness of 2.0 mm or more. The present invention further relates to a foamed material consisting of a polypropylene composition as well as the use of a polypropylene composition comprising at least 85 wt. %, e.g. from 85 to 99.5 wt.-%, of a high melt strength polypropylene (HMS-PP) and 0.5 to 15 wt. % of a nucleating agent (NA) for producing foamed material.