METHOD FOR MONITORING THE TOTAL AMOUNT OF BRIGHTENERS IN AN ACIDIC COPPER/COPPER ALLOY PLATING BATH AND CONTROLLED PROCESS FOR PLATING
The present invention relates to a method for monitoring the total amount of brighteners in an acidic copper/copper alloy plating bath during a copper/copper alloy plating process, the use of such a method for controlling a plating process, a controlled process for electrolytically depositing copper...
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Sprache: | eng ; fre ; ger |
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Zusammenfassung: | The present invention relates to a method for monitoring the total amount of brighteners in an acidic copper/copper alloy plating bath during a copper/copper alloy plating process, the use of such a method for controlling a plating process, a controlled process for electrolytically depositing copper/copper alloy onto a substrate utilizing the method for monitoring according to the present invention, and the use of one or more than one redox active compound for monitoring and/or determining the total amount of brighteners in the acidic copper/copper alloy plating bath. |
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