FIELD: corrosion protection. SUBSTANCE: primer composition for protecting metal units and railway transport equipment includes 4,4'- isopropylidene epoxide resin, liquid butadiene/carboxyl-nitrile rubber, toluene, polyethylene-polyamine hardener, and modifying additives: chromium(III) oxide, zinc phosphate, and talc, all at specified proportions. EFFECT: enhanced protective properties in corrosive media. 2 tbl, 6 ex
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Authors
Dates
2002-08-20—Published
2001-03-11—Filed