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:
Sep. 08, 2009
Filed:
Apr. 07, 2008
Applicants:
Robert John Hossan, Delmar, NY (US);
Christian Lietzau, Delmar, NY (US);
Matthew Frank Niemeyer, North Chatham, NY (US);
Mukund Parthasarathy, Delmar, NY (US);
Inventors:
Robert John Hossan, Delmar, NY (US);
Christian Lietzau, Delmar, NY (US);
Matthew Frank Niemeyer, North Chatham, NY (US);
Mukund Parthasarathy, Delmar, NY (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 64/00 (2006.01); C08G 63/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method is disclosed to purify a polymeric material by filtering a melt comprising poly(arylene ether) and poly(alkenyl aromatic) through a melt filtration system. The method provides a filtered polymeric composition having reduced levels of particulate impurities. The filtered polymeric composition prepared is suitable for use in data storage media applications.