This invention relates to a process for preparing conditioned titanium dioxide pigments comprising (a) during pigment manufacture, admixing the following components to form a conditioned pigment:(1) a crude titanium dioxide pigment material; (2) at least about 0.1% by weight, relative to the inorganic pigment, of one or more copolymer dispersants; and(3) an optional processing liquid (preferably water); and, (b) isolating the conditioned pigment as dry powder.
申请公布号
WO03010244(A2)
申请公布日期
2003.02.06
申请号
WO2002US24046
申请日期
2002.07.23
申请人
E.I. DU PONT DE NEMOURS AND COMPANY;MCINTYRE, PATRICK, F.;VISSCHER, KARYN, B.;DIEBOLD, MICHAEL, P.;SULLIVAN, BRIAN, W.
发明人
MCINTYRE, PATRICK, F.;VISSCHER, KARYN, B.;DIEBOLD, MICHAEL, P.;SULLIVAN, BRIAN, W.