Compositions – Electrically conductive or emissive compositions – Elemental carbon containing
Patent
1989-04-10
1991-12-03
Barr, Josephine
Compositions
Electrically conductive or emissive compositions
Elemental carbon containing
252512, 252513, 252518, 252519, 52173R, H01B 100
Patent
active
050698222
ABSTRACT:
A protective coating for application to steel reinforced concrete structures, comprising a liquid composition of elastomeric polymeric material having electrically conductive particulate matter evenly dispersed therein. A cathodic protection system embodying the coating comprises a moisture impervious membrane of elastomeric polymeric material having electrically conductive particulate material evenly dispersed therein, an electrically conductive grid embedded in the membrane or contiguous thereto, and direct current means connecting the grid electrically with the reinforcing bars.
REFERENCES:
patent: 4174992 (1979-11-01), Fujii et al.
patent: 4742654 (1988-05-01), Cope
patent: 4790110 (1988-12-01), Baud
patent: 4934116 (1990-06-01), Frederiksen
Bruce Charles A.
Callaghan Thomas M.
Kale Vasant D.
Pasta Vallabhdas M.
Barr Josephine
Honor Robert S.
Jewell Walter F.
Sharkin Gerald D.
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