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:
Nov. 10, 1998
Filed:
Jun. 30, 1997
Applicant:
Inventors:
Freddy Helmer-Metzmann, Mainz, DE;
Arnold Schneller, Mainz, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08L / ; B01D / ;
U.S. Cl.
CPC ...
525535 ; 525471 ; 525906 ;
Abstract
Homogeneous polymer alloys comprising, as the main constituents, sulfonated aromatic polyether-ketones and at least one aromatic polysulfone, wherein the materials have a good thermal and mechanical stability and are thereby distinguished in particular as cation exchanger membranes for electrochemical cells with operating temperatures above 100.degree. C.
Helmer-Metzmann, Freddy. (1998). Homogeneous polymer alloys based on sulfonated aromatic polyetherkeytones (U.S. Patent No. 5834566). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5834566
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile