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US 6,632,276 B1Granted
Conductive pigments
AssigneeMerck Patent GmbH
InventorReiner Vogt
Life of this patent
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Abstract
The invention relates to electrically conductive pigments which have, as conductive layer on a substrate, a tin oxide layer doped with phosphorus.
Claims17
A conductive pigment, comprising a substrate coated with a conductive layer containing tin oxide doped with phosphorus, and aluminum oxide, iron oxide, zirconium oxide or chromium oxide.
Dependencies are inferred from the claim text.