Patent · US Active

Adhesive strips

US11566152B2 · kind B2 · utility

0Cited by

1References

18Claims

0Family size

Assignee

tesa SE · DE

Inventors

Franciska Lohmann-Rademacher · Hamburg, DE
Anika PETERSEN · Heidmühlen, DE
Axel Burmeister · Hamburg, DE
Mathias Hoser · Hamburg, DE

Key dates

Filing date	Feb 16, 2017
Grant date	Jan 31, 2023
Priority date	—
Expiry date	Feb 3, 2038

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09J2433/00
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention relates to adhesive strips consisting of at least four, particularly precisely four layers, comprising: a layer A having an upper side and a lower side consisting of a foamed adhesive substance containing a self-adhesive acrylate substance; a layer B consisting of a film carrier, layer B being arranged on the lower side of layer A, at least the main surface which faces layer A, preferably both main surfaces of the film carrier, being etched, the surface of layer A and the surface of layer B being in direct contact with each other; a layer C consisting of a self-adhesive substance, arranged on the upper side of layer A and containing a self-adhesive acrylate substance; and a layer D consisting of a self-adhesive substance, arranged on the side of layer B opposite layer A and containing a self-adhesive acrylate substance.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.