abstract |
FIELD: chemistry. n SUBSTANCE: coating composition contains resorcinol-formaldehyde resin SF-282 with addition of a carbamidoformaldehyde concentrate KFK-85, and a liquid hardener of carbamide-formaldehyde concentrate - aqueous formalin solution, ethylene glycol and starch OZ-102, where components are taken in the following ratio per 100 pts. wt of the resorcinol-formaldehyde, in %: carbamide-formaldehyde concentrate KFK-85 35-50; hardener 22-25. n EFFECT: coating has short hardening time, high resistance to hydrocarbon media. n 1 tbl, 4 ex |