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:
Dec. 27, 2022
Filed:
May. 28, 2018
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Alexander Fluegel, Ludwigshafen, DE;
Jean-Pierre Berkan Lindner, Ludwigshafen, DE;
Marco Arnold, Ludwigshafen, DE;
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D 3/60 (2006.01); C25D 3/32 (2006.01); C25D 5/02 (2006.01);
U.S. Cl.
CPC ...
C25D 3/32 (2013.01); C25D 3/60 (2013.01); C25D 5/02 (2013.01);
Abstract
The present invention relates to the use of an aqueous composition comprising tin ions optionally further alloy metal ions selected from silver, copper, indium, and bismuth ions and at least one additive comprising a linear or branched polyimidazolium compound comprising the structural unit of formula (L1) for depositing tin or tin alloy containing layers and a process for depositing tin alloy layer onto a substrate.