METHOD OF PREPARATION OF MAGNETIC LACQUER TO MAKE A MAGNETIC RECORD MEDIUM WORKING LAYER

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to magnetic recording, namely, the technology u043fu043eu043bu0443u0447u0435u043du0438u00a0 magnetic varnish u0434u043bu00a0 u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 working u0441u043bu043eu00a0 of magnetic recording, u043fu0440u0438u043cu0435u043du00a0u0435u043cu044b x tv, broadcasting, computer technology and accurate magnetic recording. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 improving working u0441u043bu043eu00a0 extremely robust u043du043eu0441u0438u0442u0435u043bu00a0 magnetic recording.the purpose of u0434u043eu0441u0442u0438u0433u0430u0435u0442u0441u00a0 what mode u043fu043eu043bu0443u0447u0435u043du0438u00a0 magnetic varnish u0434u043bu00a0 u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 working u0441u043bu043eu00a0 u043du043eu0441u0438u0442u0435u043bu00a0 magnetic recording in the magnetic suspension of p. u0440u043eu0438u0437u0432u043eu0434u00a0u0442 prior u0434u0438u0441u043fu0435u0440u0433u0438u0440u043eu0432u0430u043du0438u0435 within 5 to 7 hours u0441u0432u00a0u0437u0443u044eu0449u0435u0433u043e compound, lubricant and organic solvents and the subsequent u0434u0438u0441u043fu0435u0440u0433u0438u0440u043eu0432u0430u043du0438u0435 after u0432u0432u0435u0434u0435u043du0438u00a0 in n the magnetic powderu0430u043du0442u0438u0441u0442u0430u0442u0438u043au0430 and u0434u0438u0441u043fu0435u0440u0433u0430u0442u043eu0440u0430 to u043eu0431u0435u0441u043fu0435u0447u0435u043du0438u00a0 volumetric concentration of 1 45 1.80 g / cm3 and u0432u00a0u0437u043au043eu0441u0442u0438 40 - 60, and before the filtering u0432u0432u043eu0434u00a0u0442 in magnetic suspension heptane 0.66 - 12.10 mas. of the total mass of the magnetic suspension and u043fu0440u043eu0438u0437u0432u043eu0434u00a0u0442 additional u0434u0438u0441u043fu0435u0440u0433u0438u0440u043eu0432u0430u043du0438u0435 within 2 - 5 h, and the introduction u043eu0442u0432u0435u0440u0434u0438u0442u0435u043bu00a0 u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 after filtering u043eu0434u043du043eu0432u0440 with the introduction of the catalyst u0435u043cu0435u043du043du043e u043eu0442u0432u0435u0440u0436u0434u0435u043du0438u00a0.