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Title: Recycling of used perfluorosulfonic acid membranes

Abstract

A method for recovering and recycling catalyst coated fuel cell membranes includes dissolving the used membranes in water and solvent, heating the dissolved membranes under pressure and separating the components. Active membranes are produced from the recycled materials.

Inventors:
 [1];  [2]
  1. Middletown, DE
  2. Chadds Ford, PA
Issue Date:
Research Org.:
Ion Power, Inc. (New Castle, DE)
Sponsoring Org.:
USDOE
OSTI Identifier:
913573
Patent Number(s):
7255798
Application Number:
11/089,547
Assignee:
Ion Power, Inc. (New Castle, DE)
Patent Classifications (CPCs):
H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01M - PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
C - CHEMISTRY C22 - METALLURGY C22B - PRODUCTION AND REFINING OF METALS
DOE Contract Number:  
FC36-03GO13105
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY

Citation Formats

Grot, Stephen, and Grot, Walther. Recycling of used perfluorosulfonic acid membranes. United States: N. p., 2007. Web.
Grot, Stephen, & Grot, Walther. Recycling of used perfluorosulfonic acid membranes. United States.
Grot, Stephen, and Grot, Walther. Tue . "Recycling of used perfluorosulfonic acid membranes". United States. https://www.osti.gov/servlets/purl/913573.
@article{osti_913573,
title = {Recycling of used perfluorosulfonic acid membranes},
author = {Grot, Stephen and Grot, Walther},
abstractNote = {A method for recovering and recycling catalyst coated fuel cell membranes includes dissolving the used membranes in water and solvent, heating the dissolved membranes under pressure and separating the components. Active membranes are produced from the recycled materials.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2007},
month = {8}
}

Patent:

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Works referenced in this record:

Impact of the European Union vehicle waste directive on end-of-life options for polymer electrolyte fuel cells
journal, April 2002


The recovery mechanism of platinum group metals from catalytic converters in spent automotive exhaust systems
journal, December 2000


Recent technology and trends in automotive recycling
journal, February 1994


Recycling Metals for the Environment
journal, November 1998