C - Chemistry – Metallurgy – 01 – F
Patent
C - Chemistry, Metallurgy
01
F
C01F 17/00 (2006.01) C07C 51/41 (2006.01) C07C 55/07 (2006.01) C07F 5/00 (2006.01)
Patent
CA 2055282
La présente invention concerne un procédé de fabrication d'oxalate double de terres rares et d'ammonium. Elle concerne plus particulièrement un procédé de fabrication d'un oxalate double de terres rares et d'ammonium par transformation d'un oxalate neutre en présence d'ions oxalates et d'ammonium. Le produit obtenu peut être transformé en oxyde de terres rares par exemple par calcination.
Rhone-Poulenc Chimie
Robic
LandOfFree
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