Patent ID: 6090926
Filing Date: 2000-07-18
Classification: C07C,C08F

Abstract:
A process for making a solid rare earth carboxylate product comprising the steps of: adding to one or more reagents, prior to or concurrently with reaction of said reagents in a reaction solvent to form a rare earth carboxylate, a solubilizing agent selected from the group consisting of: a) carboxylic acids, b) corresponding bases of carboxylic acids, c) poly-acids, d) glycols, e) glycol derivatives, f) trialkylphosphates, g) succinic anhydrides, h) dimethylsulfones, i) formamides, j) amines, k) furans, l) ethers, m) pyridines, n) silanes, o) ketones, and p) mixtures thereof;  and removing the reaction solvent to provide the solid rare earth carboxylate product.