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:
Jul. 22, 2003
Filed:
Dec. 20, 2000
Applicant:
Inventors:
Patrik Gavelin, Helsingborg, SE;
Bengt Wesslén, Staffanstorp, SE;
Assignee:
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 6/18 ;
U.S. Cl.
CPC ...
H01M 6/18 ;
Abstract
The invention relates to a polymer electrolyte comprising a polymer, a metal salt and at least one plasticizer or solvent, wherein the polymer is an amphiphilic graft copolymer comprising a backbone carrying hydrophilic and hydrophobic grafts attached to different carbon atoms in the backbone, and further wherein the hydrophobic grafts are selected from the group of fluorinated chains or alkyl chains having at least 8 carbon atoms. The invention also relates to a battery cell comprising a polymer electrolyte and methods of producing a polymer electrolyte.