Rare earth-transition metal oxide pigments
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United States of America Patent
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Jun 24, 2003
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Jun 14, 2001
filing date -
Jun 7, 2000
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Abstract
Rare earth-transition metal oxides are used as pigments. The rare earth-transition metal oxide pigments are preferably of the formula (Re.sub.x Tm)O.sub.y, where Re is at least one rare earth element, Tm is at least one transition metal, x ranges from 0.08 to 12, and y ranges from x+1 to 2x+2. The pigments are useful as colorants, and possess good stability.
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