| abstract |
“HEMATITE PIGMENTS. A hematite pigment having i) an AR aspect ratio of less than 1.5, preferably less than 1.3, more preferably less than 1.2.5 ii) a CIELAB value a* = 28.5, in particular from 29 to 33, iii) a CIELAB b* value = 71 % of the CIELAB a* value, preferably = 70% of the CIELAB a* value iv) a CIELAB L* value = 39, in particular from 40 to 43, preferably 40 to 41.10. |