Non-aqueous diketopyrrolo-pyrrole pigment dispersions using dispersion synergists
申请人:Agfa Graphics N.V.
公开号:EP1790698B1
公开(公告)日:2010-04-14
DIKETOPYRROLO-PYRROLE COMPOUNDS
申请人:AGFA GRAPHICS NV
公开号:EP1960476B1
公开(公告)日:2011-03-16
NON-AQUEOUS PIGMENT DISPERSIONS USING DISPERSION SYNERGISTS
申请人:AGFA GRAPHICS NV
公开号:EP1960479B1
公开(公告)日:2011-05-04
Non-Aqueous Inkjet Inks of Quinacridone Pigments
申请人:Deroover Geert
公开号:US20080295734A1
公开(公告)日:2008-12-04
A non-aqueous inkjet ink includes a quinacridone pigment and a dispersion synergist wherein the quinacridone pigment is a mixed crystal including a dimethyl substituted quinacridone and a monomethyl substituted quinacridone and the dispersion synergist includes at least one acid group.
Non-Aqueous Quinacridone Dispersions Using Dispersion Synergists
申请人:Deroover Geert
公开号:US20080305261A1
公开(公告)日:2008-12-11
A non-aqueous pigment dispersion includes a quinacridone pigment, a polymeric dispersant, and a dispersion synergist in a non-aqueous dispersion medium wherein the dispersion synergist is a quinacridone derivative substituted on one of the two nitrogen atoms of the quinacridone basic chromophore structure by a group including at least one carboxyl group or a salt thereof. Also, a method for printing an ink-jet image with an ink including the non-aqueous pigment dispersion.