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. 07, 2022
Filed:
Oct. 24, 2017
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Rolf Minkwitz, Ludwigshafen, DE;
Silke Biedasek, Ludwigshafen, DE;
Rony Knierim, Ludwigshafen, DE;
Frank Herboth, Ludwigshafen, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 55/28 (2006.01); B29C 48/88 (2019.01); B29C 55/12 (2006.01); B29C 55/26 (2006.01); B29C 61/08 (2006.01); B29C 49/00 (2006.01); B29K 77/00 (2006.01); B29L 7/00 (2006.01); B29L 9/00 (2006.01); B29L 23/00 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 55/28 (2013.01); B29C 48/912 (2019.02); B29C 48/918 (2019.02); B29C 48/919 (2019.02); B29C 49/0042 (2013.01); B29C 55/12 (2013.01); B29C 55/26 (2013.01); B29C 61/08 (2013.01); B29C 2049/0089 (2013.01); B29K 2077/00 (2013.01); B29L 2007/00 (2013.01); B29L 2009/00 (2013.01); B29L 2023/00 (2013.01); B29L 2023/001 (2013.01); B29L 2031/712 (2013.01);
Abstract
The present invention relates to a process for producing a polymer film (P) comprising a polyamide composition (PC) by extruding the polyamide composition (PC) through an annular die and then stretching the tube thus obtained by blowing in air. The present invention further relates to the polymer film (P) obtainable by the process of the invention and to a process for packaging foodstuffs with the polymer film (P).