Reversible electrode

Details Reversible electrode Reversible electrode

1993-04-30

1994-12-06

Willis, Jr., Prince

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

429212, 564 17, 564 20, 564 23, H01M 402

Patent

active

053709470

ABSTRACT:
A reversible electrode of the present invention includes, as a main component thereof, a thiourea compound represented by the following formula (I): ##STR1## (where R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are independently selected from the group consisting of hydrogen, halogen, a hydroxyl group, a cyano group, a carboxyl group, an amino group, an aryl group, an allyl group, an alkyl group, an alkoxy group, a group containing a mercapto group, a group containing a phenyl group, a group having a hetero ring containing O, and a group having a hetero ring containing N) or a polymer having the thiourea compound as its main polymer unit; the reversible electrode utilizing reversible electrochemical oxidation-reduction of sulfur atoms of the thiourea compound or the polymer.

REFERENCES:
patent: 4543306 (1985-09-01), Dubois et al.
patent: 4655885 (1987-04-01), Hill et al.
patent: 4879192 (1989-11-01), Nishinura et al.
K. Naoi et al, The 31st Battery Symposium in Japan, Nov. 1990, pp. 31-32 1A14, "Electrochemical Reaction of Organodisulfide Compounds: Application to Energy Storage Material".

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