US 11,752,495 B2
Zeolite catalyst
Colin H. McAteer, Indianapolis, IN (US); Mirza S. Baig, Indianapolis, IN (US); Kayla L. Powell, Indianapolis, IN (US); James W. Shogren-Harris, St. Paul, MN (US); and Rajamani Gounder, West Lafayette, IN (US)
Assigned to VERTELLUS HOLDINGS LLC, Indianapolis, IN (US)
Appl. No. 16/760,759
Filed by VERTELLUS HOLDINGS LLC, Indianapolis, IN (US)
PCT Filed Nov. 1, 2018, PCT No. PCT/US2018/058703
§ 371(c)(1), (2) Date Apr. 30, 2020,
PCT Pub. No. WO2019/089920, PCT Pub. Date May 9, 2019.
Claims priority of provisional application 62/580,514, filed on Nov. 2, 2017.
Prior Publication US 2020/0338538 A1, Oct. 29, 2020
Int. Cl. C07D 213/10 (2006.01); B01J 29/70 (2006.01); B01J 37/00 (2006.01); B01J 37/03 (2006.01); B01J 37/04 (2006.01); C01B 39/06 (2006.01); C01B 39/46 (2006.01); C01B 39/08 (2006.01); B01J 35/00 (2006.01); B01J 29/90 (2006.01); B01J 29/76 (2006.01); B01J 37/02 (2006.01); B01J 38/02 (2006.01); C07D 213/09 (2006.01); C07D 213/02 (2006.01); C07D 213/04 (2006.01); C07D 213/08 (2006.01); C07D 213/00 (2006.01); C07D 213/06 (2006.01)
CPC B01J 29/7057 (2013.01) [B01J 29/7615 (2013.01); B01J 29/90 (2013.01); B01J 35/002 (2013.01); B01J 37/0018 (2013.01); B01J 37/0209 (2013.01); B01J 37/035 (2013.01); B01J 37/036 (2013.01); B01J 37/04 (2013.01); B01J 38/02 (2013.01); C01B 39/06 (2013.01); C01B 39/08 (2013.01); C01B 39/46 (2013.01); C07D 213/00 (2013.01); C07D 213/02 (2013.01); C07D 213/04 (2013.01); C07D 213/06 (2013.01); C07D 213/08 (2013.01); C07D 213/09 (2013.01); C07D 213/10 (2013.01); B01J 2229/16 (2013.01); B01J 2229/37 (2013.01); Y02P 20/584 (2015.11)] 20 Claims
 
1. A process for preparing a pyridine base comprising
contacting ammonia with a C2-C6 aldehyde in the presence of a metal loaded zeolite beta catalyst comprising a metal and a zeolite beta,
wherein the metal loaded zeolite beta catalyst is prepared by a process comprising
i. contacting tetraethyl orthosilicate with aqueous tertaethylammonium hydroxide to provide a silicate solution;
ii. contacting the silicate solution with a metal source to provide a metal-silicate solution;
iii. contacting the metal-silicate solution with hydrofluoric acid to provide a metal-silicate gel; and
iv. contacting the metal-silicate gel with dealuminated zeolite beta seeds to provide the metal loaded zeolite beta catalyst.