Cu—Cr—Zn—O based pigment

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United States of America Patent

PATENT NO 11981582
APP PUB NO 20230406721A1
SERIAL NO

18351494

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Abstract

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A Cu—Cr—Zn—O based pigment includes a Cu—Cr—O based oxide and Zn derived from a zinc oxide added as a modifying oxide and solid-dissolved in the Cu—Cr—O based oxide. The Cu—Cr—Zn—O based pigment has a composition formula of aCuO·bCr2O3·cZnO (mol %), in which 0.1≤c≤5, 45≤a+c≤55, and 45≤b≤55 (a+b+c=100).

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Patent Owner(s)

Patent OwnerAddress
TOMATEC CO LTDKITA-KU OSAKA-SHI OSAKA 531-8526

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujiwara, Jun Osaka, JP 22 203
Matoda, Tatsuo Osaka, JP 2 9

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