Coating processes – Direct application of electrical – magnetic – wave – or... – Electrostatic charge – field – or force utilized
Reexamination Certificate
2007-05-03
2009-12-22
Berman, Susan W (Department: 1796)
Coating processes
Direct application of electrical, magnetic, wave, or...
Electrostatic charge, field, or force utilized
C522S083000, C522S182000, C522S183000
Reexamination Certificate
active
07635504
ABSTRACT:
The present invention pertains to a radiation-curable white inkjet ink and, more particularly, to a radiation-curable inkjet white ink comprising a specified titanium dioxide with at least two dispersants. The first is an acidic polyester dispersant and the second is an acrylic structured copolymer dispersant. Ink sets containing the white inks are also described.
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Elwakil Hamdy A.
McIntyre Patrick F.
Berman Susan W
E. I. du Pont de Nemours and Company
Grayson Angela J.
Morrell Dennis G.
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