Hot compression process for making edge seals for fuel cells

Patent · Sat Jan 01 00:00:00 EST 1994

OSTI ID:869488

Dunyak, Thomas J ^[1]

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1. Blacksburg, VA

A hot compression process for forming integral edge seals in anode and cade assemblies wherein the assemblies are made to a nominal size larger than a finished size, beads of AFLAS are applied to a band adjacent the peripheral margins on both sides of the assemblies, the assemblies are placed in a hot press and compressed for about five minutes with a force sufficient to permeate the peripheral margins with the AFLAS, cooled and cut to finished size.

• Research Organization: Westinghouse Electric Corp., Pittsburgh, PA (United States)
• DOE Contract Number: AC21-82MC24222
• Assignee: United States of America as represented by Department of Energy (Washington, DC)
• Patent Number(s): US 5346661
• OSTI ID: 869488
• Country of Publication: United States
• Language: English

Related Subjects

hot
compression
process
edge
seals
fuel
cells
forming
integral
anode
cade
assemblies
nominal
size
larger
finished
beads
aflas
applied
band
adjacent
peripheral
margins
placed
press
compressed
five
minutes
force
sufficient
permeate
cooled
cut
fuel cell
edge seal
fuel cells
edge seals
compression process
hot press
integral edge
force sufficient
hot compression
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