Conductive expandable carbonaceous paste material

Compositions – Electrically conductive or emissive compositions – Elemental carbon containing

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252500, 252510, 252511, 252512, 252508, 428106, 428244, 428273, 428278, H01B 104, H01B 106, H01B 102, D03D 300

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active

051678683

ABSTRACT:
An expandable carbonaceous paste comprising natural graphite flakes and expandable graphite flakes such as acid treated graphite flakes, mixed with a hydrocarbon viscous liquid such as tar so that when the paste is exposed to heat, the paste will expand and have good thermal conductivity characteristics and then upon further heating the paste will convert to a rigid carbon structure.

REFERENCES:
patent: 3404061 (1968-10-01), Shane et al.
patent: 3719608 (1973-03-01), Olstowski
patent: 3871986 (1975-03-01), Reamey et al.
patent: 4277532 (1981-07-01), Czepel et al.
patent: 4717595 (1988-01-01), Watanabe et al.
patent: 4775455 (1988-10-01), Chandramouli et al.
patent: 4897170 (1990-01-01), Chandramouli et al.
2 Page price list for UCAR dated Jan. 30, 1989 for Carbonaceous Cements and Carbon Pastes for Refractory Applications Grade C-37.

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