Patent ID: 9168513
Filing Date: 2015-10-27
Classification: B01J,C01B

Abstract:
1. A process for the preparation of a zeolitic material, comprising (i) providing a boron-containing zeolitic material (B-Zeolite); (ii) deboronating the B-Zeolite with a liquid solvent system at a temperature in the range of from 50 to 125° C. thereby obtaining a deboronated B-Zeolite (Zeolite); wherein the boron-containing zeolitic material B-Zeolite provided in (i) is a boron-containing zeolitic material of the structure MWW (B-MWW), wherein the deboronated B-Zeolite (Zeolite) obtained in (ii) is a deboronated B-MWW (MWW); wherein the liquid solvent system is selected from the group consisting of water, monohydric alcohols, polyhydric alcohols, and mixtures of two or more thereof, and wherein said liquid solvent system does not contain an inorganic acid.