摘要 |
FIELD: chemistry.SUBSTANCE: solution for chemical deposition of a composite coating contains components in the following ratio, g/l: nickel chloride 15-25, sodium hypophosphite 15-25, sodium acetate 8-15, nanodiamond powder with particle size of 0.004-0.450 mcm 1-20, silver nitrate 0.5-2, 5% aqueous polyvinyl alcohol solution 0.5-2, fluoroplastic suspension F-4D 2-30 and distilled water - up to 1 l.EFFECT: improved tribological properties and microhardness of the coating.1 tbl, 1 ex |