The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 01, 2013
Filed:
Feb. 18, 2011
Applicants:
Marco Bosch, Mannheim, DE;
Ulrich Müller, Neustadt, DE;
Matthias Frauenkron, Friensheim, DE;
Inventors:
Assignee:
BASF SE, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 487/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
Zeolite material of the pentasil type has an alkali metal and alkaline earth metal content of not more than 100 ppm and a molar ratio of Si to Al of from 250 to 1500, at least 90% of the primary particles of the zeolite material being spherical and 95% by weight of the spherical primary particles having a diameter of less than or equal to 1 μm.