METHOD FOR QUANTITATIVELY DETERMINING CONTENT OF BOUND ACRYLIC ACID NITRILE IN BUTADIENE-NITRILE RUBBERS

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 analysis of synthetic rubber electrical method and may be used in industrial production of rubber in the u043fu043eu0434u0433 u043eu0442u043eu0432u043au0435 samples to measure. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - improvements in the accuracy and repeatability of the u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 u0441u043eu0434u0435u0440u0436u0430u043du0438u00a0 u0441u0432u00a0u0437u0430u043du043du043eu0433u043e nitrile butadiene rubber, acrylic acid u043du0438u0442u0440u0438u043bu044cu043du044bu0445 ah.the researched rubber u0437u0430u043fu0440u0435u0441u0441u043eu0432u044bu0432u0430u044eu0442 in deepening the steel liner - electrode, carried out in the form of a press form, with 100 150u0441 and pressure of 40 to 70 kg / cm2 for 2 - 5 minutes. after u043eu0445u043bu0430u0436u0434u0435u043du0438u00a0 samples to room temperature and u0441u043du00a0u0442u0438u00a0 u0434u0430u0432u043bu0435u043du0438u00a0 liner placed in the u0442u0435u0444u043bu043eu043du043eu0432u0443u044e u00a0u0447u0435u0439u043au0443, combine it with the second electrode, and a u0438u0437u043cu0435u0440u00a0u044eu0442 ilb. u0430u0437u0446u0430.on the u0433u0440u0430u0434u0443u0438u0440u043eu0432u043eu0447u043du043eu043cu0443 schedule u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 nitrile acrylic acid content in the u043au0430u0443u0447u0443u043au0435.