Anti-crevice corrosion sealant and method for anti-crevice corro

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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524439, 428471, C08K 310, C08K 302

Patent

active

044330936

ABSTRACT:
Occurence of crevice corrosion on metal surfaces in crevices is prevented by providing an anti-crevice corrosion sealant which comprises a rubbery substrate containing 5-350% by weight of fine zinc powder, 20-100% by weight of magnesium oxide, and 20-200% by weight of electrostatically charged fine graphite powder, each on the basis of the rubbery substrate, in the crevices between parts of stainless steel articles or aluminum alloy articles.

REFERENCES:
patent: 3717600 (1973-02-01), Dalhuisen et al.
patent: 3751525 (1973-08-01), Brenner et al.
patent: 3933719 (1976-01-01), Iwai et al.

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