| 摘要 |
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.
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