COMPOSITION OF AQUEOUS LAYER OF ELECTROLYTIC BATH FOR MAKING FILIFORM COPPER SINGLE CRYSTALS

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to powder metallurgy and can be used in obtaining the copper powders. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - productivity process u044du043bu0435u043au0442u0440u043eu043au0440u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u0438. in u044du043bu0435u043au0442u0440u043eu043bu0438u0437u0435u0440 pushes a copper anode and drink water layer solution containing 0.4 to 1 mol / l u0430u0437u043eu0442u043du043eu043au0438u0441u043bu043eu0439 copper and 0.4 to 1 mol / l ethanol.on top of the water u0441u043bu043eu00a0 is an organic layer solution u043eu043bu0435u0438u043du043eu0432u043eu0439 acid in u043eu043au0442u0430u043du0435 concentration was 0.8 mol / l. a rotary cathode 50 mm diameter and 4 mm thick, u0432u0440u0430u0449u0430u044eu0449u0438u0439u0441u00a0 around a horizontal axis, immersed in solution and u043fu0440u043eu0432u043eu0434u00a0u0442 u044du043bu0435u043au0442u0440u043eu043au0440u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u044e u043du0438u0442u0435u0432u0438u0434u043du044bu0445 mono crystals of the copper in the cathode current density of 400 a / u0434u043c2. solution u043du0438u0442u0435u0432u0438u0434u043du044bu0445 u043cu043eu043du043eu043au0440u0438u0441u0442u0430u043bu043bu043eu0432 copper u0441u043eu0441u0442u0430u0432u043bu00a0u0435u0442 480 g / h.the aqueous layer periodically adjust to ph dilute nitric acid. 1, table 2).