Preparation of red iron oxide pigment

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United States of America Patent

PATENT NO 11104807
APP PUB NO 20200299515A1
SERIAL NO

16082651

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Abstract

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The present invention relates to an improved process for producing iron oxide red pigments by the Penniman process using nitrate (also referred to as nitrate process or direct red process) and apparatuses for carrying out the process.

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Patent Owner(s)

Patent OwnerAddress
LANXESS DEUTSCHLAND GMBHKENNEDYPLATZ 1 50569 KÖLN 50569

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Czaplik, Waldemar Viersen, DE 7 17
Holtmann, Udo Leverkusen, DE 6 43

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