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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.:

US 12391021 B1

PDFFull Text
Date of Patent:
Aug. 19, 2025

Filed:

Jan. 26, 2021

Layered material

Applicant:

Dsm Ip Assets B.v., Heerlen, NL;

Inventors:

Ard Kolkman, Echt, NL;

Armand Alphons Marie Agnes Duijsens, Echt, NL;

Andreas Antonius Oosterlaken, Echt, NL;

Assignee:

ENVALIOR B.V., Geleen, NL;

Attorney:

Nixon & Vanderhye, P.C.

Primary Examiner:

Vivian Chen

Int. Cl.
CPC ...
B32B 7/12 (2006.01); B32B 27/28 (2006.01); B32B 27/32 (2006.01); B32B 27/34 (2006.01); B32B 27/36 (2006.01); B32B 27/40 (2006.01); B32B 37/15 (2006.01); C08G 63/127 (2006.01); C08G 63/16 (2006.01); C08G 63/183 (2006.01); C08G 63/66 (2006.01); C08G 63/668 (2006.01); C08G 63/672 (2006.01);
U.S. Cl.
CPC ...
B32B 7/12 (2013.01); B32B 27/285 (2013.01); B32B 27/36 (2013.01); B32B 37/153 (2013.01); B32B 27/32 (2013.01); B32B 27/34 (2013.01); B32B 27/40 (2013.01); B32B 2250/244 (2013.01); B32B 2307/30 (2013.01); B32B 2307/732 (2013.01); B32B 2309/105 (2013.01); B32B 2367/00 (2013.01); C08G 63/127 (2013.01); C08G 63/16 (2013.01); C08G 63/183 (2013.01); C08G 63/66 (2013.01); C08G 63/668 (2013.01); C08G 63/672 (2013.01);
Abstract

The invention relates to a layered material, comprising a substrate and at least one layer A, wherein the at least one layer A comprises at least 50 wt % of a branched copolyester, wherein wt % is with respect to the total weight of layer A, and wherein the branched copolyester has a melting temperature of between 125° C. and 185° C., Mz/Mw of at least 3.5, and having a Melt Flow Index (MFI) of at most 10 g/10 min as measured at 190° C. with 2.16 kg. The invention also relates to a film comprising at least one layer A.

Find Patent Forward Citations

Kolkman, Ard. (2025). Layered material (U.S. Patent No. 12391021). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12391021

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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