US 12,269,013 B2
Binder composition for enhanced catalyst washcoat adhesion
Yi Liu, Huntsville, AL (US); Yipeng Sun, Iselin, NJ (US); Donald Reeder, Huntsville, AL (US); Brian T. Jones, Huntsville, AL (US); Andreas R. Munding, Huntsville, AL (US); Oliver Seel, Nienburg/Weser (DE); David Schlereth, Ludwigshafen (DE); and Hao Li, Nienburg/Weser (DE)
Assigned to BASF Mobile Emissions Catalysts LLC, Iselin, NJ (US)
Appl. No. 17/593,163
Filed by BASF MOBILE EMISSIONS CATALYSTS LLC, Iselin, NJ (US)
PCT Filed Mar. 12, 2020, PCT No. PCT/US2020/022274
§ 371(c)(1), (2) Date Sep. 10, 2021,
PCT Pub. No. WO2020/186000, PCT Pub. Date Sep. 17, 2020.
Claims priority of provisional application 62/818,378, filed on Mar. 14, 2019.
Claims priority of application No. 19175283 (EP), filed on May 20, 2019.
Prior Publication US 2022/0105493 A1, Apr. 7, 2022
Int. Cl. B01J 23/10 (2006.01); B01D 53/94 (2006.01); B01J 21/04 (2006.01); B01J 21/06 (2006.01); B01J 35/00 (2006.01); B01J 35/40 (2024.01); B01J 35/56 (2024.01); B01J 37/00 (2006.01); B01J 37/02 (2006.01); F01N 3/28 (2006.01)
CPC B01J 23/10 (2013.01) [B01D 53/94 (2013.01); B01J 21/04 (2013.01); B01J 21/066 (2013.01); B01J 35/19 (2024.01); B01J 35/40 (2024.01); B01J 35/56 (2024.01); B01J 37/0009 (2013.01); B01J 37/0244 (2013.01); F01N 3/2803 (2013.01); B01D 2255/9155 (2013.01); F01N 2370/02 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A binder composition comprising:
a first binder material formed of a plurality of particles having a first mean particle size;
a second binder material formed of a plurality of particles having a second mean particle size; and
a third binder material formed of a plurality of particles having a third mean particle size;
wherein a ratio of the first mean particle size to the second mean particle size is about 2 or greater; and
wherein a ratio of the first mean particle size to the third mean particle size is about 2 or greater.