COMPLEX ADDITIVE TO ACID ELECTROLYTES FOR PRODUCING COMPOSITE COATINGS BASED ON NICKEL AND NICKEL-COBALT ALLOY

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to u0433u0430u043bu044cu0432u0430u043du043eu0441u0442u0435u0433u0438u0438, in particular to obtain composite coatings based on u043du0438u043au0435u043bu00a0 and cobalt alloys, and may be used in ra u0437u043bu0438u0447u043du044bu0445 u043eu0431u043bu0430u0441u0442u00a0u0445 applications where highly u0442u0440u0435u0431u0443u0435u0442u0441u00a0 printing coating. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - enhancing the hardness of coatings.the u043du0430u043du0435u0441u0435u043du0438u00a0 coatings are u044du043bu0435u043au0442u0440u043eu043bu0438u0442u0430u0445 u043du0438u043au0435u043bu0438u0440u043eu0432u0430u043du0438u00a0 containing an organic additive, g / l: u043cu0435u0442u0438u043bu0446u0435u043bu043bu044eu043bu043eu0437u0430 0.15 to 2.0 and trimethylglycine 2 (4 - u043fu0438u0440u0438u0434u0438u043b) u044du0442u0430u043du0441u0443u043bu044cu0444 u043eu043au0438u0441u043bu043eu0442u044b common formula C2H4SO3 - C5H4N - C2H3R1R2, where r1 is h or - oh;r2 - OH1 - CH2OH1 - COOH1 - CH2N (CH2CH2O3) 3CL. the introduction of the additives in the electrolyte increases the u0441u0435u0434u0438u043cu0435u043du0442u0430u0446u0438u043eu043du043du0443u044e sustainability u043cu0438u043au0440u043eu043fu043eu0440u043eu0448u043au0430 in solution, which increases the number of such s the basics in surface hardness and, respectively. furthermore, it contributes to maintaining the quality of u0442u043eu043bu0441u0442u043eu0441u043bu043eu0439u043du044bu0445 coatings. 1, table 2).