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US 12,139,648 B2Granted
Latently reactive polyurethane-based adhesive film
AssigneeLohmann GmbH & Co. KG
InventorsAnnette Kelsch, Jana Ast, Kerstin Schindler
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Abstract
The present disclosure relates to a latently reactive conductive polyurethane-based adhesive film.
Claims18
A latently reactive polyurethane-based adhesive film, comprising:
- up to 98 percent by weight of a polyurethane component, the polyurethane component being a crystalline polyurethane component or a crystalline and amorphous polyurethane component, or both,
- 2 to 80 percent by weight of a conductive filler;
- and
- a cross-linking agent comprising an isocyanate-containing component dispersed into the polyurethane component
- wherein the latently reactive conductive adhesive film has a quasi-static shear strength of at least 6 MPa on a polycarbonate.
2 more elements
Dependencies are inferred from the claim text.