Amine functional compound

A composition comprising pigment particles and an amine functional compound, the amine functional compound being included in an amount ranging from 1 to 50 wt. % based on the weight of the pigment, the amine functional compound comprising

• i. at least one segment comprising at least one ether unit and at least one ester unit, wherein the at least one ether unit and the at least one ester unit are connected by an ether link or by an ester link, and wherein the sum of the number of the at least one ether unit and the at least one ester unit is at least three, and wherein the at least one ether unit and the at least one ester unit are arranged in random order,
• ii. at least one amine group ii. selected from a tertiary amine group, a salt of a tertiary amine group and a quaternary ammonium group,
• wherein the at least one segment is covalently linked to a polymerization starter moiety comprising the at least one amine group ii.