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:
Feb. 11, 2014
Filed:
Nov. 24, 2009
Method for control of stabilizer additives in electroless metal and metal alloy plating electrolytes
Constanze Donner, Berlin, DE;
Guenther Bauer, Berlin, DE;
Therese Stern, Berlin, DE;
Kay Wurdinger, Berlin, DE;
Lutz Brandt, Berlin, DE;
Frank Bruening, Berlin, DE;
Constanze Donner, Berlin, DE;
Guenther Bauer, Berlin, DE;
Therese Stern, Berlin, DE;
Kay Wurdinger, Berlin, DE;
Lutz Brandt, Berlin, DE;
Frank Bruening, Berlin, DE;
Atotech Deutschland GmbH, Berlin, DE (US);
Abstract
The present invention describes a method for the measurement of the stabilizer additive concentration in electroless metal and metal alloy plating electrolytes comprising a voltammetric measurement. Said method comprises the steps a. conditioning of the working electrode, b. interaction of intermediates on the working electrode, c. measurement of the Faradaic current and d. determining the Faradaic current.