METHOD FOR ELECTRODEPOSITING A DARK CHROMIUM LAYER ON A SUBSTRATE AND SUBSTRATE HAVING AT LEAST ONE SIDE FULLY COVERED WITH A DARK CHROMIUM LAYER

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United States of America Patent

APP PUB NO 20230193496A1
SERIAL NO

18000221

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Abstract

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The present invention relates to a method for electrodepositing a dark chromium layer on a substrate and a substrate having at least one side fully covered with a dark chromium layer. The method includes utilizing an aqueous trivalent chromium electroplating bath comprising colloidal particles and a step of treating the substrate with a rinse liquid having a temperature of 50° C. or more.

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Patent Owner(s)

Patent OwnerAddress
ATOTECH DEUTSCHLAND GMBH & CO KG10553 BERLIN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
ÖZKAYA, Berkem Berlin, DE 10 2
WACHTER, Philipp Berlin, DE 22 14

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