COMPOSITION FOR REMOVING RUST AND PRESERVING SURFACES OF METAL STRUCTURES AND PIPES BEFORE PAINTING Russian patent published in 2014 - IPC C23C22/33

Abstract RU 2510432 C1

FIELD: chemistry.

SUBSTANCE: composition for removing rust and preserving surfaces of metal structures and pipes before painting contains components in the following ratio, g/dm³: phosphoric acid 305-355, zinc oxide 7-9, trisodium phosphate 6-11, potassium dichromate 11-16, glycerine 25-29, acetone 50-60, demineralised water - the balance.

EFFECT: obtaining a fine-crystalline phosphate coating with high corrosion resistance and good adhesion at low temperature.

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RU 2 510 432 C1

Authors

Jakovleva Natal'Ja Evgen'Evna

Dates

2014-03-27—Published

2012-09-12—Filed