METHOD FOR PRODUCING ZINC oxalate dihydrate

摘要

1. method u043fu043eu043bu0443u0447u0435u043du0438u00a0 u0434u0438u0433u0438u0434u0440u0430u0442u0430 zinc oxalate, including preparation of reaction solution containing zinc (ii) and oxalate, crystallization product, the wasp decares of saline and u0432u044bu0441u0443u0448u0438u0432u0430u043du0438u0435 sediment, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, reactionary, solution u0433u043eu0442u043eu0432u00a0u0442 by u0441u043cu0435u0448u0438u0432u0430u043du0438u00a0 reagent and spent zinc plating solution u0432u0430u043du0438u00a0.;2. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that a spent solution u0446u0438u043du043au043eu0432u0430u043du0438u00a0 used plating solution containing zinc sulfate, sulfuric acid.;3. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that a spent solution u0446u0438u043du043au043eu0432u0430u043du0438u00a0 used plating solution containing zinc sulfate, sulfate, u043du0430u0442u0440u0438u00a0, su u043bu044cu0444u0430u0442 u0430u043bu044eu043cu0438u043du0438u00a0.;4. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that a spent solution u0446u0438u043du043au043eu0432u0430u043du0438u00a0 used plating solution containing zinc sulfate, chloride u0430u043cu043cu043eu043du0438u00a0 or u043au0430u043bu0438u00a0 chloride, surfactant, u0431u043eu0440u043du0443u044e acid.;5. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that a spent solution u0446u0438u043du043au043eu0432u0430u043du0438u00a0 used plating solution containing zinc chloride, chloride u0430u043cu043cu043eu043du0438u00a0 or u043au0430u043bu0438u00a0 chloride, surfactant.;6. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that a spent solution u0446u0438u043du043au043eu0432u0430u043du0438u00a0 used plating solution containing zinc chloride, chloride u0430u043cu043cu043eu043du0438u00a0 or u043au0430u043bu0438u00a0 chloride, surfactant, u0431u043eu0440u043du0443u044e acid.;7. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that a spent solution u0446u0438u043du043au043eu0432u0430u043du0438u00a0 used plating solution containing zinc chloride, chloride u0430u043cu043cu043eu043du0438u00a0 or u043au0430u043bu0438u00a0 chloride, surfactant, u0443u0440u043eu0442u0440u043eu043fu0438u043d, u0430u043cu043cu043eu043du0438u00a0 acetate.;8. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that a spent solution u0446u0438u043du043au043eu0432u0430u043du0438u00a0 use plating solution containing zinc (ii), u043du0430u0442u0440u0438u00a0 hydroxide, u043fu043eu0432u0435u0440u0445u043d u043eu0441u0442u043du043e - active substances.;9. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that a reagent used u0449u0430u0432u0435u043bu0435u0432u0443u044e u043du0430u0442u0440u0438u00a0 acid, oxalate, oxalate or oxalate u043au0430u043bu0438u00a0 u0430u043cu043cu043eu043du0438u00a0.;10. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that a reagent using aqueous solutions of oxalic acid, oxalate u043du0430u0442u0440u0438u00a0, oxalate or oxalate u043au0430u043bu0438u00a0 u0430u043cu043cu043eu043du0438u00a0 with massot your share of 5% to 50%.;11. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that an agent using waste products containing u0449u0430u0432u0435u043bu0435u0432u0443u044e u043du0430u0442u0440u0438u00a0 acid, oxalate, oxalate or oxalate u043au0430u043bu0438u00a0 um u043cu043eu043du0438u00a0.;12. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the u0433u043eu0442u043eu0432u00a0u0442 reactionary solution containing zinc (ii) and oxalate in u043cu043eu043bu044cu043du043eu043c ratio equal to 1.0 (0.8 and 3.0).;13. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the u0433u043eu0442u043eu0432u00a0u0442 reactionary solution with ph equal to 0.5 to 8.5.