RU2008112361A - METHOD FOR REPEATED CLEANING OF LARGE VOLUMES OF AIR AND AQUEOUS SOLUTIONS FROM ASYMMETRIC DIMETHYLHYDRAZINE OF VARIOUS CONCENTRATION - Google Patents

METHOD FOR REPEATED CLEANING OF LARGE VOLUMES OF AIR AND AQUEOUS SOLUTIONS FROM ASYMMETRIC DIMETHYLHYDRAZINE OF VARIOUS CONCENTRATION Download PDF

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Publication number
RU2008112361A
RU2008112361A RU2008112361/15A RU2008112361A RU2008112361A RU 2008112361 A RU2008112361 A RU 2008112361A RU 2008112361/15 A RU2008112361/15 A RU 2008112361/15A RU 2008112361 A RU2008112361 A RU 2008112361A RU 2008112361 A RU2008112361 A RU 2008112361A
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RU
Russia
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air
asymmetric
aqueous solutions
large volumes
copper
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RU2008112361/15A
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Russian (ru)
Inventor
Михаил Александрович Капустин (RU)
Михаил Александрович Капустин
Александр Петрович Киселев (RU)
Александр Петрович Киселев
Юрий Вениаминович Черкасов (RU)
Юрий Вениаминович Черкасов
Александр Григорьевич Сушин (RU)
Александр Григорьевич Сушин
Ридалия Равхатовна Маликова (RU)
Ридалия Равхатовна Маликова
Original Assignee
Открытое акционерное общество "Военно-промышленная корпорация "Научно-производственное объединение машиностроения" (RU)
Открытое акционерное общество "Военно-промышленная корпорация "Научно-производственное объединение машиностроения"
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Application filed by Открытое акционерное общество "Военно-промышленная корпорация "Научно-производственное объединение машиностроения" (RU), Открытое акционерное общество "Военно-промышленная корпорация "Научно-производственное объединение машиностроения" filed Critical Открытое акционерное общество "Военно-промышленная корпорация "Научно-производственное объединение машиностроения" (RU)
Priority to RU2008112361/15A priority Critical patent/RU2008112361A/en
Publication of RU2008112361A publication Critical patent/RU2008112361A/en

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Abstract

Способ многократной очистки больших объемов воздушных сред и водных растворов от несимметричного диметилгидразина различной концентрации, включающий окисление его активным кислородом воздуха в присутствии меди в качестве катализатора, нанесенного на носитель в количестве 5-10 мас.%, отличающийся тем, что в качестве катализатора используют серебро индивидуально или в смеси с медью, при этом катализаторы, выполненные в форме сетчатых пластин или металлов, нанесенных на носитель в количестве 5-10 мас.% при соотношении к несимметричному диметилгидразину, растворенному в воздухе или в водной среде в соотношении 10-1000 мг/куб.дм, с последующей их регенерацией путем периодической промывки пероксидом водорода, концентрацией 3, 10, 30 мас.% после появления проскока несимметричного диметилгидразина в очищенной воде.The method of multiple purification of large volumes of air and aqueous solutions of asymmetric dimethylhydrazine of various concentrations, including oxidation of it with active oxygen in the presence of copper as a catalyst supported on a carrier in an amount of 5-10 wt.%, Characterized in that silver is used as a catalyst individually or mixed with copper, with catalysts made in the form of mesh plates or metals deposited on a carrier in an amount of 5-10 wt.% in the ratio to asymmetric dimet ilhydrazine, dissolved in air or in an aqueous medium in a ratio of 10-1000 mg / cubic dm, with their subsequent regeneration by periodic washing with hydrogen peroxide, with a concentration of 3, 10, 30 wt.% after the appearance of an asymmetric dimethylhydrazine slip in purified water.

Claims (1)

Способ многократной очистки больших объемов воздушных сред и водных растворов от несимметричного диметилгидразина различной концентрации, включающий окисление его активным кислородом воздуха в присутствии меди в качестве катализатора, нанесенного на носитель в количестве 5-10 мас.%, отличающийся тем, что в качестве катализатора используют серебро индивидуально или в смеси с медью, при этом катализаторы, выполненные в форме сетчатых пластин или металлов, нанесенных на носитель в количестве 5-10 мас.% при соотношении к несимметричному диметилгидразину, растворенному в воздухе или в водной среде в соотношении 10-1000 мг/куб.дм, с последующей их регенерацией путем периодической промывки пероксидом водорода, концентрацией 3, 10, 30 мас.% после появления проскока несимметричного диметилгидразина в очищенной воде. The method of multiple purification of large volumes of air and aqueous solutions of asymmetric dimethylhydrazine of various concentrations, including oxidation of it with active oxygen in the presence of copper as a catalyst supported on a carrier in an amount of 5-10 wt.%, Characterized in that silver is used as a catalyst individually or mixed with copper, with catalysts made in the form of mesh plates or metals deposited on a carrier in an amount of 5-10 wt.% in the ratio to asymmetric dimet ilhydrazine, dissolved in air or in an aqueous medium in a ratio of 10-1000 mg / cubic dm, with their subsequent regeneration by periodic washing with hydrogen peroxide, with a concentration of 3, 10, 30 wt.% after the appearance of an asymmetric dimethylhydrazine slip in purified water.
RU2008112361/15A 2008-03-31 2008-03-31 METHOD FOR REPEATED CLEANING OF LARGE VOLUMES OF AIR AND AQUEOUS SOLUTIONS FROM ASYMMETRIC DIMETHYLHYDRAZINE OF VARIOUS CONCENTRATION RU2008112361A (en)

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RU2008112361/15A RU2008112361A (en) 2008-03-31 2008-03-31 METHOD FOR REPEATED CLEANING OF LARGE VOLUMES OF AIR AND AQUEOUS SOLUTIONS FROM ASYMMETRIC DIMETHYLHYDRAZINE OF VARIOUS CONCENTRATION

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RU2008112361/15A RU2008112361A (en) 2008-03-31 2008-03-31 METHOD FOR REPEATED CLEANING OF LARGE VOLUMES OF AIR AND AQUEOUS SOLUTIONS FROM ASYMMETRIC DIMETHYLHYDRAZINE OF VARIOUS CONCENTRATION

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113461238A (en) * 2021-07-05 2021-10-01 上海融擎流体科技有限公司 Treatment method and treatment equipment for rocket unsymmetrical dimethylhydrazine propellant wastewater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113461238A (en) * 2021-07-05 2021-10-01 上海融擎流体科技有限公司 Treatment method and treatment equipment for rocket unsymmetrical dimethylhydrazine propellant wastewater

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