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:
May. 28, 2019
Filed:
Dec. 22, 2016
Applicant:
Helmholtz-zentrum Geesthacht Zentrum Für Material- Und Küstenforschung Gmbh, Geesthacht, DE;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/00 (2006.01); C08G 73/22 (2006.01); B01D 71/62 (2006.01); C08G 73/18 (2006.01); B01D 53/22 (2006.01); B01D 69/12 (2006.01);
U.S. Cl.
CPC ...
C08G 73/22 (2013.01); B01D 53/228 (2013.01); B01D 69/12 (2013.01); B01D 71/62 (2013.01); C08G 73/18 (2013.01);
Abstract
A method of producing a thermally rearranged polybenzoxazole, polybenzimidazole or polybenzothiazole (collectively denominated 'TR PBX'), thermally arranged PBX and membranes including the same.