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:
Oct. 06, 2026
Filed:
Nov. 23, 2022
Sika Technology Ag, Baar, CH;
Empa Eidgenössische Materialprüfungs—und Forschungsanstalt, Dübendorf, CH;
Urs Burckhardt, Zürich, CH;
Ingo Burgert, Zürich, CH;
Fabien Choffat, Rüttenen, CH;
Philippe Grönquist, Zürich, CH;
Steffen Kelch, Oberengstringen, CH;
Sanja Kostic, Olten, CH;
Tim Mamie, Zürich Altstetten, CH;
Klaas Mennecke, Lottstetten, DE;
Ursula Stadelmann, Zürich, CH;
Stefan Vögtli, Lupsingen, CH;
Andrea Frangi, Rüchlikon, CH;
Sandro Stucki, Zürich, CH;
SIKA TECHNOLOGY AG, Baar, CH;
EMPA EIDGENÖSSISCHE MATERIALPRÜFUNGS—UND FORSCHUNGSANSTALT, Dübendorf, CH;
Abstract
A method for producing a laminate, wherein a wooden element is provided, the wooden element is coated on the top side with a an adhesive that is applied in liquid form and includes at least one polymer that is liquid at room temperature and contains silane groups, at least one liquid epoxy resin and at least one amine hardener, the applied adhesive is covered with a layer of a liquid cementitious composition while still wet, and the liquid cementitious composition and the adhesive each cure. The method enables the durable joining of wooden elements and cementitious elements in an easy-to-implement, wet-on-wet method. The laminates obtained from the method are comparatively light, stable and robust and are especially suitable as sustainable components in above-ground construction.