SELF-DISPERSING PIGMENTS

World Intellectual Property Organization Patent

APP PUB NO WO-2014078039-A1
SERIAL NO

PCTUS2013066480

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Abstract

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The disclosure provides self-dispersing pigment having an isoelectric point of at least about 8 comprising an inorganic particle, and in particular a titanium dioxide (TiO2) pigment, treated sequentially by: hydrolyzing an aluminum compound or basic aluminate to deposit a hydrous alumina surface; and adding a dual-functional compound comprising an anchoring group that attaches the dual-functional compound to the pigment surface, and a basic amine group comprising a primary, secondary or tertiary amine. These self-dispersing pigments are useful in making décor paper that may be used in paper laminates.

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Patent Owner(s)

Patent OwnerAddress
DU PONTUS1007 MARKET STREET WILMINGTON DELAWARE 19898 19898

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Inventor(s)

Inventor Name Address
VANHECKE FRANCK ANDRE 9280 LEBBEKE
CHINN MITCHELL SCOTT WILMINGTON DE 19808

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