| US 7,482,300 B2 | ||
| High activity ZSM-48 and methods for dewaxing | ||
| Wenyih F. Lai, Bridgewater, N.J. (US); Terry E. Helton, Bethlehem, Pa. (US); and Dominick N. Mazzone, Wenonah, N.J. (US) | ||
| Assigned to Exxonmobil Research and Engineering Company, Annandale, N.J. (US) | ||
| Filed on Dec. 08, 2006, as Appl. No. 11/636,288. | ||
| Claims priority of provisional application 60/749809, filed on Dec. 13, 2005. | ||
| Prior Publication US 2007/0131581 A1, Jun. 14, 2007 | ||
| This patent is subject to a terminal disclaimer. | ||
| Int. Cl. B01J 29/06 (2006.01) | ||
| U.S. Cl. 502—60 [502/77] | 19 Claims |
| 1. A composition comprising ZSM-48 crystals having a silica:alumina molar ratio of 110 or less that is free of non-ZSM-48
seed crystals and free of ZSM-50,
wherein the ZSM-48 crystals are free of crystals having a fibrous morphology.
|