Composition for metal electroplating comprising leveling agent

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United States of America Patent

PATENT NO 9683302
APP PUB NO 20130068626A1
SERIAL NO

13701217

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Abstract

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A composition comprising a source of metal ions and at least one leveling agent comprising a linear or branched, polymeric imidazolium compound comprising the structural unit of formula L1 (L1) wherein R1, R2, R3 are each independently selected from an H atom and an organic radical having from 1 to 20 carbon atoms, R4 is a divalent, trivalent or mutlivalent organic radical which does not comprise a hydroxyl group in the a or β position relative to the nitrogen atom of the imidazole rings is an integer.

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Patent Owner(s)

Patent OwnerAddress
BASF SEGERMANY'S RHINE RIVER IN LUDWIGSHAFEN LUDWIGSHAFEN RHINELAND-PALATINATE

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arnold, Marco Heidelberg, DE 30 75
Emnet, Charlotte Stuttgart, DE 33 122
Fluegel, Alexander Bad Duerkheim, DE 27 44
Mayer, Dieter Darmstadt, DE 60 684
Meier, Nicole Mannheim, DE 4 31
Raether, Roman Benedikt Speyer, DE 44 243
Roeger-Goepfert, Cornelia Schwetzingen, DE 27 164
Siemer, Michael Mannheim, DE 30 194

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