Compositions – Electrolytes for electrical devices
Patent
1974-10-21
1976-11-30
Derrington, James H.
Compositions
Electrolytes for electrical devices
60232, 260 336F, 260 4227, C10M 728
Patent
active
039948951
ABSTRACT:
Compositions consisting essentially of about 1 weight percent carbon black, rom about 20 to about 35 weight percent polytetrafluoroethylene and from about 79 to about 64 weight percent of a material selected from the group consisting of isobutylene-isoprene copolymer and ethylene-propylene rubber are disclosed as being useful as protective fillers in situations where the protective filler is subjected to high temperatures and pressures.
REFERENCES:
patent: 2719833 (1955-10-01), Vincent et al.
patent: 3125547 (1964-03-01), Blatz
patent: 3334157 (1967-08-01), Larsen
Emerson, Jr. Frederick A.
Thielbahr William H.
Wasserman Bernard
Derrington James H.
Miller Roy
Pohl Lloyd E. K.
Sciascia R. S.
The United States of America as represented by the Secretary of
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