Inks with enhanced substrate binding characteristics
AssigneeE. I. Du Pont de Nemours and Company
InventorsDennis Scott Donald, Walter Raymond Hertler, Sheau-Hwa Ma
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Abstract
The present invention relates to block copolymer dispersants comprising a hydrophobic block and a hydrophilic block having at least one polymerized monomer including a primary amine functionality. The inventive block copolymer dispersant is used to make aqueous dispersants such as inks that have enhanced paper binding characteristics.
Claims12
A block copolymer dispersant comprising a hydrophobic block and a hydrophilic block, the hydrophilic block comprising at least one polymerized monomer containing a primary amine functionality and at least one polymerized monomer containing a carboxylic acid functionality.
A block copolymer dispersant comprising a hydrophobic block and a hydrophilic block, wherein the hydrophilic block comprises at least one polymerized monomer including a primary amine functionality.
Dependencies are inferred from the claim text.