The invention relates to an aqueous pigment composition comprising polyal kylene glycol and inorganic pigment particle comprising colloidal silica or silicate based particles or aggregates thereof, wherein polyalkylene glycol constitutes from 50 to 100 wt% of the total amount of organic material in th e composition and the weight ratio of colloidal silica 5 or silicate based p articles or aggregates thereof to organic material in the composition is fro m 1:3 to 30:1. The invention further relates to a process for its production , use thereof, a process for coating paper or paper board and coated paper o r paper board.
