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:
Jun. 23, 2009
Filed:
Sep. 30, 2005
Applicants:
Erin D. Fisher, Bath, PA (US);
Roman W. Wypart, Tampa, FL (US);
Bonita Kristofferson Marcus, Radnor, PA (US);
Inventors:
Erin D. Fisher, Bath, PA (US);
Roman W. Wypart, Tampa, FL (US);
Bonita Kristofferson Marcus, Radnor, PA (US);
Assignee:
PQ Corporation, Berwyn, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
B01J 29/06 (2006.01); C08L 1/00 (2006.01); B22F 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Composite materials containing a cellulose component such as wood fibers or particles, a zeolite component, and a polymer such as polyethylene, polypropylene, or polyvinyl chloride are able to provide good physical strength performance. The composites may be prepared by any of a number of mixing and forming processes, and may be used for making lumber and other structural materials.