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. 22, 2018
Filed:
Jan. 22, 2016
Applicant:
Basf SE, Ludwingshafen, DE;
Inventors:
Simon Gramlich, Hirschberg, DE;
Achim Stammer, Freinsheim, DE;
Angela Ulzhöfer, Ludwigshafen, DE;
Frank Niedermaier, Ladenburg, DE;
Assignee:
BASF SE, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/02 (2006.01); C08G 65/46 (2006.01); C07D 207/267 (2006.01); C07C 233/05 (2006.01);
U.S. Cl.
CPC ...
C08G 65/46 (2013.01); C07C 233/05 (2013.01); C07D 207/267 (2013.01);
Abstract
A method for desalinating a salt-containing polymer (SP) comprising a polyaryl ether having a softening temperature Tand a salt (S), comprising the steps of