US 10,766,781 B2 · Tin-containing zeolitic material having a BEA framework structure

Abstract

A process for preparing a tin-containing zeolitic material having framework type BEA, comprising providing an aqueous synthesis mixture comprising a boron source, a silicon source, and a BEA structure directing agent; subjecting the synthesis mixture provided in to hydrothermal pre-crystallization conditions; adding the tin source to the obtained mixture; subjecting the obtained aqueous synthesis mixture to hydrothermal crystallization conditions, obtaining a tin-containing zeolitic material having framework type BEA comprised in its mother liquor.

Claims20

Dependent claims

A tin-containing zeolitic material having framework type BEA, obtained by a process comprising

(i.1) providing an aqueous synthesis mixture comprising a boron source, a silicon source, and a BEA structure directing agent;
(i.2) subjecting the synthesis mixture provided in (i) to hydrothermal pre-crystallization conditions;
(i.3) adding a tin source to the mixture obtained from (i.2);
(i.4) subjecting the aqueous synthesis mixture obtained from (i.3) to hydrothermal crystallization conditions, obtaining a tin-containing zeolitic material having framework type BEA comprised in its mother liquor.

1 more element

Dependencies are inferred from the claim text.

Facts

Application

16/060,229Filed 7 Dec 2016

Priority

EP 151983628 Dec 2015

Published

US 2018/0362351 A120 Dec 2018

Granted

8 Sep 2020

Term ends

Not estimatedThe source records don’t support an estimate.

Classification24 codes

C01B 39/08
Preparation of isomorphous zeolites characterised by measures to replace the aluminium or silicon atoms in the lattice framework by atoms of…
B01J 29/035
Not having base-exchange properties: microporous crystalline materials not having base exchange properties, such as silica polymorphs, e.g.…
B01J 29/7057
Containing rare earth elements, titanium, zirconium, hafnium, zinc, cadmium, mercury, gallium, indium, thallium, tin or lead: zeolite Beta
B01J 29/86
Catalysts comprising molecular sieves: borosilicates; Aluminoborosilicates

Tin-containing zeolitic material having a BEA framework structure

Life of this patent

Tin-containing zeolitic material having a BEA framework structure

Life of this patent

Abstract

Claims20