abstract |
The present invention relates to iron oxide particles, consisting of a core and a coating, wherein the core is essentially selected from FeO(OH), Fe 2 O 3 , or Fe 3 O 4 , and mixtures thereof, and the coating comprises a polysiloxane coating, wherein the polysiloxane coating is present in an amount of 0.1% to 10% by weight based on the weight of the core. |