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RU93034317A - METHOD OF EXTRACTING IODINE AND BROMINE FROM SOLUTIONS - Google Patents

METHOD OF EXTRACTING IODINE AND BROMINE FROM SOLUTIONS

Info

Publication number
RU93034317A
RU93034317A RU93034317/26A RU93034317A RU93034317A RU 93034317 A RU93034317 A RU 93034317A RU 93034317/26 A RU93034317/26 A RU 93034317/26A RU 93034317 A RU93034317 A RU 93034317A RU 93034317 A RU93034317 A RU 93034317A
Authority
RU
Russia
Prior art keywords
iodine
bromine
solutions
reextraction
extraction
Prior art date
Application number
RU93034317/26A
Other languages
Russian (ru)
Other versions
RU2060929C1 (en
Inventor
Ю.М. Самойлов
В.П. Исупов
Original Assignee
Институт химии твердого тела и переработки минерального сырья "СО РАН"
Ю.М. Самойлов
В.П. Исупов
Filing date
Publication date
Application filed by Институт химии твердого тела и переработки минерального сырья "СО РАН", Ю.М. Самойлов, В.П. Исупов filed Critical Институт химии твердого тела и переработки минерального сырья "СО РАН"
Priority to RU93034317A priority Critical patent/RU2060929C1/en
Priority claimed from RU93034317A external-priority patent/RU2060929C1/en
Publication of RU93034317A publication Critical patent/RU93034317A/en
Application granted granted Critical
Publication of RU2060929C1 publication Critical patent/RU2060929C1/en

Links

Claims (1)

Способ используется для получения йода и брома, очистки от них природных рассолов, промышленных сточных вод. Цель изобретения - обеспечение возможности извлечения йода и брома из разбавленных водных растворов и рассолов, улучшение технологии (в пожарном отношении). Сущность изобретения: в качестве экстрагента для извлечения йода и брома используется молекулярный йод в трибутилфосфате, а реэкстракцию проводят с помощью соединений йода. Так, для извлечения брома реэкстракцию осуществляют водными растворами йодидов, в при извлечении йода полученную органическую фазу обрабатывают восстановителями, с переводом йода в йодид- ион.The method is used to obtain iodine and bromine, cleaning them of natural brines, industrial wastewater. The purpose of the invention is to provide the possibility of extracting iodine and bromine from dilute aqueous solutions and brines, improvement of technology (in the fire relation). The essence of the invention: as an extractant for the extraction of iodine and bromine is used molecular iodine in tributyl phosphate, and reextraction is carried out using iodine compounds. Thus, for the extraction of bromine, the reextraction is carried out with aqueous solutions of iodides, while in the recovery of iodine the obtained organic phase is treated with reducing agents, with the transfer of iodine to iodide-ion.
RU93034317A 1993-07-11 1993-07-11 Method for extraction of bromine and iodine from solutions RU2060929C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU93034317A RU2060929C1 (en) 1993-07-11 1993-07-11 Method for extraction of bromine and iodine from solutions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU93034317A RU2060929C1 (en) 1993-07-11 1993-07-11 Method for extraction of bromine and iodine from solutions

Publications (2)

Publication Number Publication Date
RU93034317A true RU93034317A (en) 1996-01-20
RU2060929C1 RU2060929C1 (en) 1996-05-27

Family

ID=20144371

Family Applications (1)

Application Number Title Priority Date Filing Date
RU93034317A RU2060929C1 (en) 1993-07-11 1993-07-11 Method for extraction of bromine and iodine from solutions

Country Status (1)

Country Link
RU (1) RU2060929C1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2331576C2 (en) * 2006-07-27 2008-08-20 Государственное образовательное учреждение высшего профессионального образования "Оренбургский государственный университет" Method of extraction of iodine
CN115232084B (en) * 2022-07-28 2024-07-30 新乡市博源生物科技有限公司 Method for recovering and applying iodine in isoxazole synthesis process

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