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.

Date of Patent:
Mar. 17, 2026

Filed:

Dec. 10, 2019
Applicant:

Tesa SE, Norderstedt, DE;

Inventors:

Alexander Prenzel, Hamburg, DE;

Ji Li, Hamburg, DE;

Julia Befuss, Hamburg, DE;

Assignee:

TESA SE, Norderstedt, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 7/26 (2018.01); C08F 220/06 (2006.01); C08F 220/18 (2006.01); C08K 5/56 (2006.01); C09J 7/38 (2018.01);
U.S. Cl.
CPC ...
C09J 7/385 (2018.01); C08F 220/06 (2013.01); C08F 220/1804 (2020.02); C08F 220/1808 (2020.02); C08F 220/1811 (2020.02); C08K 5/56 (2013.01); C09J 7/26 (2018.01); C09J 2203/354 (2020.08); C09J 2301/124 (2020.08); C09J 2301/302 (2020.08); C09J 2400/163 (2013.01); C09J 2400/226 (2013.01); C09J 2400/24 (2013.01); C09J 2433/00 (2013.01); Y10T 428/249982 (2015.04); Y10T 428/2848 (2015.01); Y10T 428/2891 (2015.01);
Abstract

Disclosed are powerful adhesive tapes, which rapidly coat rough and/or curved surfaces with different surface energies and thereby build up high adhesion. The adhesive joints formed in this way furthermore have good shear strength, even at elevated temperatures. Finally, enduring mechanical loading on the adhesive joints does not lead to the adhesive tape peeling from the surface. This is achieved with an adhesive tape comprising at least one foamed layer and at least one adhesive compound layer, wherein the adhesive compound layer contains at least one poly(meth)acrylate, and the poly(meth)acrylate is cross-linked with at least one covalent and at least one coordinative cross-linker.


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