PROCESS FOR THE PREPARATION OF ZEOLITE ZK 5, ZEOLITE ZK 5 OBTAINED BY THIS PROCESS AND APPLICATIONS OF SAID ZEOLITE

摘要

THE INVENTION CONCERNS THE PREPARATION OF ZEOLITE ZK5, FROM A STARTING ZEOLITE CHOSEN FROM THE GROUP CONSTITUTED BY ZEOLITES P (CL), P (CL), Q (BR) AND Q (BR). / P P ACCORDING TO THE INVENTION, THE BARIUM IONS CONTAINED IN THE STARTING ZEOLITE ARE EXTRACTED THERE BY A BARIUM-BINDING AGENT, CHOSEN FROM THE GROUP CONSTITUTED BY THE PRECIPITANT AGENTS FORMING WITH BARIUM IONS A COMPOUND THAT PRECIPATES AND COMPLEXING AGENTS FORMING WITH BARIUM IONS A BARIUM COMPLEX. /P P THE ZEOLITE ZK5 OBTAINED CAN BE APPLIED TO THE SEPARATION OR CRACKING OF OIL.