Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode
Reexamination Certificate
2006-01-17
2006-01-17
Ruthkosky, Mark (Department: 1745)
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Electrode
C429S213000, C429S231400, C204S291000, C526S247000, C029S623300, C029S623500
Reexamination Certificate
active
06986967
ABSTRACT:
Multilayer articles, particularly multilayer articles having electrical or ionic conductivity, are made using an improved melt extrusion process. The process includes a combination step in which a macroscopically homogeneous mass is formed prior to introduction into an extruder. The multilayer article may include an electrode layer and a separator layer that are extruded onto a metal current collector. Such structures are particularly useful in lithium-ion batteries.
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Barton Kelly D.
Gray Donald G.
Rockwell Guy E.
E. I. du Pont de Nemours and Company, Inc.
Ruthkosky Mark
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