Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode
Reexamination Certificate
2004-07-27
2009-08-11
Kalafut, Stephen J. (Department: 1795)
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Electrode
C429S232000, C252S182100, C252S511000
Reexamination Certificate
active
07572553
ABSTRACT:
The invention relates to a high-density electrode, obtained by impregnating a high-density electrode which comprises an electrode active substance and carbon fiber having a fiber filament diameter of 1 to 1,000 nm and has a porosity of 25% or less, with a solid polymer electrolyte; and to a battery including the resultant (high-density) electrode. According to the invention, electrolytic solution permeability and electrolytic solution retainability, which are matters of importance in realizing a high-density electrode for achieving a battery having a high energy density, can be improved.
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Christine A. Frysz, et al, “Carbon Filaments and Carbon Black as a Conductive Additive to the Manganese Dioxide Cathode of a Lithium Electrolytic Cell”, Journal of Power Sources, vol. 58, 1996 pp. 41-54.
Ohkubo Takashi
Sudoh Akinori
Takeuchi Masataka
Kalafut Stephen J.
Showa Denko K.K.
Sughrue & Mion, PLLC
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