| US 7,540,904 B2 | ||
| Hydrocarbon adsorption slurry washcoat formulation for use at low temperature | ||
| Jeffrey Barmont Hoke, North Brunswick, N.J. (US); Mark Thomas Buelow, Phillipsburg, N.J. (US); and John Joseph Kauffman, Hazlet, N.J. (US) | ||
| Assigned to BASF Catalysts LLC, Florham Park, N.J. (US) | ||
| Filed on Nov. 17, 2005, as Appl. No. 11/281,629. | ||
| Prior Publication US 2007/0107599 A1, May 17, 2007 | ||
| Int. Cl. B01D 53/02 (2006.01) | ||
| U.S. Cl. 96—108 [96/153; 585/820] | 20 Claims |
| 1. An improved hydrocarbon adsorbent washcoat slurry formulation comprising:
a) one or more molecular sieves for the adsorption of evaporative hydrocarbons;
b) an organic polymer binder to improve the adhesion of the hydrocarbon adsorbent to a surface; and
c) an anionic dispersant selected from the group consisting of sodium dodecylbenzene sulfonate and sodium dioctyl sulfosuccinate
to stabilize said slurry formulation.
|