Preparation method of copper green rust pigment that can replace Hayeob pigment in traditional Dancheong

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United States of America

PATENT NO 11999859
SERIAL NO

18450965

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Abstract

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The present invention relates to a preparation method of a copper green rust pigment, particularly a preparation method of a copper green rust pigment that can replace the traditional Dancheong Hayeob pigment comprising the following steps: a step of preparing a copper powder comprising at least one of copper; and a copper alloy comprising copper and at least one of tin (Sn), zinc (Zn), and lead (Pb); and a step of corroding the copper powder by mixing the copper powder with a corrosive agent containing sodium chloride and ammonium chloride. The corrosive agent includes 75 to 90 weight % of the sodium chloride and 10 to 25 weight % of the ammonium chloride based on the total weight.

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Patent OwnerAddress
NATIONAL RESEARCH INSTITUTE OF CULTURAL HERITAGE132 MUNJI-RO YUSEONG-GU DAEJEON 34122

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kang, Yeong Seok Daejeon, KR 1 0
Lee, Sun Myung Daejeon, KR 2 2
Mun, Seong Woo Daejeon, KR 1 0
Park, Ju Hyun Daejeon, KR 24 64

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