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:
Aug. 27, 2024
Filed:
Dec. 21, 2020
Applicant:
Wieland-werke Ag, Ulm, DE;
Inventors:
Michael Bohsmann, Dettingen, DE;
Robert Zauter, Neu-Ulm, DE;
Assignee:
WIELAND-WERKE AG, Ulm, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 28/00 (2006.01); B32B 15/01 (2006.01); B32B 15/04 (2006.01); B32B 15/20 (2006.01); C22C 9/00 (2006.01); C22C 9/02 (2006.01); C22C 13/00 (2006.01); C22C 30/02 (2006.01); C22C 30/04 (2006.01); C22F 1/08 (2006.01); C23C 2/08 (2006.01); C23C 28/02 (2006.01); C23C 30/00 (2006.01);
U.S. Cl.
CPC ...
C23C 2/08 (2013.01); B32B 15/01 (2013.01); B32B 15/04 (2013.01); B32B 15/043 (2013.01); B32B 15/20 (2013.01); C22C 9/00 (2013.01); C22C 9/02 (2013.01); C22C 13/00 (2013.01); C22C 30/02 (2013.01); C22C 30/04 (2013.01); C22F 1/08 (2013.01); C23C 28/021 (2013.01); C23C 28/023 (2013.01); C23C 28/027 (2013.01); C23C 30/00 (2013.01); C23C 30/005 (2013.01); Y10T 428/12431 (2015.01); Y10T 428/12438 (2015.01); Y10T 428/12896 (2015.01); Y10T 428/12903 (2015.01); Y10T 428/1291 (2015.01);
Abstract
An electrically conducting material including a substrate composed of copper or a copper alloy, and a coating composed of at least one layer. The coating has an outermost layer consisting to an extent of at least 90 vol % of an intermetallic phase which is or includes CuSn. The surface of the outermost layer that faces away from the substrate has insular, silver-rich precipitations with an area fraction of 7 to 20%.