Bismuth phosphovanadate and/or bismuth silicovanadate based yellow pigments and processes of manufacturing thereof

摘要

PCT No. PCT/BE91/00090 Sec. 371 Date Sep. 16, 1993 Sec. 102(e) Date Sep. 16, 1993 PCT Filed Dec. 17, 1991 PCT Pub. No. WO92/11205 PCT Pub. Date Jul. 9, 1992.A bismuth vanadate based yellow inorganic pigment is disclosed together with a process for making bismuth based yellow inorganic pigments.