| 摘要 |
The present invention provides a process for producing a substantially dry, low dusting, free-flowing granular pigment composition, comprising contacting a fluidized bed of pigment, a granulating assistant and water, and removing granules so obtained. Preferred methods include: (a) Spraying the granulating assistant and water on to the fluidized bed of pigment; and (ii) Incorporating all or part of the granulating assistant into the pigment prior to fluidization and spraying with water, or water and the remaining granulating assistant.
|
