<p>Disclosed are ink compositions comprising a liquid vehicle and a colorant, wherein the colorant comprises polymer-enclosed color-imparting particles, wherein the particles are enclosed by a friable polymer. Also disclosed are methods for making an ink composition and methods for improving the transparency of an ink composition comprising a pigment colorant.</p>
申请公布号
WO2007108989(A1)
申请公布日期
2007.09.27
申请号
WO2007US06183
申请日期
2007.03.09
申请人
PPG INDUSTRIES OHIO, INC.
发明人
POLK, W. DAVID;FALER, DENNIS L.;VANIER, NOEL R.;DECKER, ELDON L.