RU2006122874A - METHOD OF OBTAINING SORBENTS TUNABLE TO TOXIC CHEMICALS BASED ON POLYMERS WITH MOLECULAR PRINTS - Google Patents

METHOD OF OBTAINING SORBENTS TUNABLE TO TOXIC CHEMICALS BASED ON POLYMERS WITH MOLECULAR PRINTS Download PDF

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RU2006122874A
RU2006122874A RU2006122874/15A RU2006122874A RU2006122874A RU 2006122874 A RU2006122874 A RU 2006122874A RU 2006122874/15 A RU2006122874/15 A RU 2006122874/15A RU 2006122874 A RU2006122874 A RU 2006122874A RU 2006122874 A RU2006122874 A RU 2006122874A
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Russia
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minutes
mixture
polymer
polymers
toxic
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RU2006122874/15A
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Russian (ru)
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RU2356621C2 (en
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Владимир Владимирович Гришин (RU)
Владимир Владимирович Гришин
Сергей Васильевич Мензеленко (RU)
Сергей Васильевич Мензеленко
В чеслав Григорьевич Силаев (RU)
Вячеслав Григорьевич Силаев
Евгений Юрьевич Скоблилов (RU)
Евгений Юрьевич Скоблилов
Виктор Алексеевич Трофимов (RU)
Виктор Алексеевич Трофимов
Наталь Михайловна Шаройко (RU)
Наталья Михайловна Шаройко
Александр Владимирович Шумилкин (RU)
Александр Владимирович Шумилкин
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Оао "Мапо-Фонд" (Ru)
Оао "Мапо-Фонд"
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  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Claims (3)

1. Способ получения высокоселективных полимерных сорбентов, настраиваемых на токсичные химикаты, в том числе на 2,2'-дихлордиэтилсульфид (иприт), фторангидрид изопропилового эфира метилфосфоновой кислоты (зарин) и O-этиловый S-2-(N,N-диизопропиламино)этиловый эфир метилфосфоновой кислоты (VX), на основе полимеров с молекулярными отпечатками, отличающийся тем, что в качестве шаблонных соединений используют нетоксичные или низкотоксичные структурные аналоги токсичных химикатов, включающий: приготовление предполимеризационной смеси, состоящей из акриловой кислоты, дивинил-бензола, перекиси бензоила, бензола, ацетонитрила при количественном соотношении 250:75:1:165:165; продувку смеси азотом в течение 5 мин в ампуле; нагрев запаянной ампулы при 100°С в течение 1 ч; промывку полученного полимера 30 мин в этаноле и 30 мин в диэтиловом эфире; сушку полимера при 60°С до постоянной массы; измельчение полимера на шаровой мельнице.1. A method for producing highly selective polymer sorbents tunable for toxic chemicals, including 2,2'-dichlorodiethyl sulfide (mustard gas), methylphosphonic acid isopropyl ester fluoride (sarin) and O-ethyl S-2- (N, N-diisopropylamino) ethyl phosphonic acid (VX) ethyl ester based on polymers with molecular imprints, characterized in that non-toxic or low-toxic structural analogues of toxic chemicals are used as template compounds, including: preparation of a prepolymerization mixture consisting of from acrylic acid, divinyl benzene, benzoyl peroxide, benzene, acetonitrile in a quantitative ratio of 250: 75: 1: 165: 165; purging the mixture with nitrogen for 5 minutes in an ampoule; heating the sealed ampoule at 100 ° C for 1 h; washing the obtained polymer for 30 minutes in ethanol and 30 minutes in diethyl ether; drying the polymer at 60 ° C to constant weight; grinding the polymer in a ball mill. 2. Способ по п.1, отличающийся тем, что предполимеризационную смесь наносят на подложку, выдерживают на воздухе 15 мин, после чего проводят реакцию сополимеризации при 100°С в течение 1 ч, по окончании реакции подложку с пленкой промывают 30 мин в этаноле и 30 мин в диэтиловом эфире и сушат на воздухе в течение суток.2. The method according to claim 1, characterized in that the prepolymerization mixture is applied to the substrate, kept in air for 15 minutes, after which a copolymerization reaction is carried out at 100 ° C for 1 hour, after the reaction, the substrate with the film is washed for 30 minutes in ethanol and 30 min in diethyl ether and dried in air for a day. 3. Способ по п.1, отличающийся тем, что сорбент получают на основе смеси линейных полимеров с низкой плотностью сшивки, что позволяет значительно увеличить величину сорбции в жидких средах, для чего приготавливают смесь из шаблонного соединения, 10%-ных растворов соли полиакриловой кислоты, поливинилового спирта и 50%-ной серной кислоты в соотношении 1:80:20:30, нагревают смесь при 100°С в течение 1 ч, промывают полимер дистиллированной водой, сушат, измельчают, промывают 30 мин диметилформамидом и 30 мин диэтиловым эфиром.3. The method according to claim 1, characterized in that the sorbent is obtained on the basis of a mixture of linear polymers with a low crosslinking density, which can significantly increase the sorption value in liquid media, for which a mixture is prepared from a template compound, 10% solutions of polyacrylic acid salt polyvinyl alcohol and 50% sulfuric acid in a ratio of 1: 80: 20: 30, heat the mixture at 100 ° C for 1 h, wash the polymer with distilled water, dry, grind, and wash for 30 minutes with dimethylformamide and 30 minutes with diethyl ether.
RU2006122874/15A 2006-06-28 2006-06-28 Method of obtaining adaptable sorbents based on polymers with molecular imprints RU2356621C2 (en)

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RU2006122874/15A RU2356621C2 (en) 2006-06-28 2006-06-28 Method of obtaining adaptable sorbents based on polymers with molecular imprints

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RU2006122874A true RU2006122874A (en) 2008-01-10
RU2356621C2 RU2356621C2 (en) 2009-05-27

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2770343C (en) * 2009-08-27 2015-03-31 Alltech, Inc. Synthetic mycotoxin adsorbents and methods of making and utilizing the same
CN102675531A (en) * 2011-03-07 2012-09-19 孟子晖 Molecularly-imprinted photonic crystal for detecting organophosphorus toxicants
RU2491989C1 (en) * 2012-05-02 2013-09-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Воронежский государственный университет" (ФГБОУ ВПО "ВГУ") Method of making mesoporous sorbent
RU2538899C1 (en) * 2013-06-04 2015-01-10 Открытое акционерное общество "Корпорация "Росхимзащита" (ОАО "Корпорация "Росхимзащита") Method of obtaining sorbent on fibrous substrate for air drying
RU2705210C2 (en) * 2015-02-04 2019-11-06 Олтек, Инк. Aflatoxin templates, polymers with molecular prints and methods for production and use thereof

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Effective date: 20110629