RESIN REGENERATION METHOD Russian patent published in 1999 - IPC

Abstract RU 2135285 C1

FIELD: ion-exchange resins. SUBSTANCE: hydrogen chloride is removed from exhausted basic ion-exchange resin by treating resin with solution of tertiary amine in amide solvent. Eluent solution is treated with anhydrous ammonia to precipitate ammonium chloride. Solution of tertiary amine in amide solvent is separated from precipitate and can be used for regeneration of exhausted resin. EFFECT: enabled regeneration of low-basic anion-exchange resin in H from. 3 cl

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RU 2 135 285 C1

Authors

Piz Richard Artur

Rodini Dehvid Dzhozef

Dates

1999-08-27—Published

1994-03-28—Filed