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. 05, 2021
Filed:
Jul. 10, 2019
Applicant:
Arconic Inc., Pittsburgh, PA (US);
Inventors:
Ali Unal, Export, PA (US);
June M. Epp, Pittsburgh, PA (US);
James M. Marinelli, Murrysville, PA (US);
Marissa Menanno, Latrobe, PA (US);
Assignee:
ARCONIC TECHNOLOGIES LLC, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23G 1/22 (2006.01); B08B 3/08 (2006.01); C22C 21/10 (2006.01); B24C 1/06 (2006.01);
U.S. Cl.
CPC ...
C23G 1/22 (2013.01); B08B 3/08 (2013.01); C22C 21/10 (2013.01); B24C 1/06 (2013.01);
Abstract
Methods of preparing 7xxx aluminum alloy products for adhesive bonding are disclosed. Generally, the methods include chemical and/or mechanically preparing a 7xxx aluminum alloy product to reduce the amount of magnesium oxides while maintaining any copper-containing intermetallic particles located proximal the surface of the 7xxx aluminum alloy product. After preparation, a functionalized layer may be produced thereon for adhesive bonding.