SU993508A1 - METHOD OF OBTAINING THIN-LAYER INORGANIC SORBENTS - Google Patents

METHOD OF OBTAINING THIN-LAYER INORGANIC SORBENTS

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Publication number
SU993508A1
SU993508A1 SU3310127/26A SU3310127A SU993508A1 SU 993508 A1 SU993508 A1 SU 993508A1 SU 3310127/26 A SU3310127/26 A SU 3310127/26A SU 3310127 A SU3310127 A SU 3310127A SU 993508 A1 SU993508 A1 SU 993508A1
Authority
SU
USSR - Soviet Union
Prior art keywords
layer inorganic
inorganic sorbents
metal
urea
solutions
Prior art date
Application number
SU3310127/26A
Other languages
Russian (ru)
Inventor
Н.Д. Бетенеков
В.А. Василевский
Ю.В. Егоров
Е.Г. Печерских
В.Д. Пузако
Original Assignee
Уральский политехнический институт им.С.М.Кирова
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Уральский политехнический институт им.С.М.Кирова filed Critical Уральский политехнический институт им.С.М.Кирова
Priority to SU3310127/26A priority Critical patent/SU993508A1/en
Application granted granted Critical
Publication of SU993508A1 publication Critical patent/SU993508A1/en

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Abstract

1. Способ получения тонкослойных неорганических сорбентов, включающий обработку носителя растворами солей металлов и мочевины при повышенной температуре, отличающийся тем, что, с целью повышения сорбционной способности по отношению к ионам поливалентных металлов, обработку ведут в присутствии агента, образующего комплексное соединение с металлом с константой устойчивости 10- 10.2. Способ по п.1, отличающийся тем, что в качестве комплексообразующего агента используют растворы перекиси водорода, серной или щавелевой кислот.3. Способ по пп.1 и 2, отличающийся тем, что мольное соотношение соли металлов, мочевины и комплексующего агента при смешивании составляет 0,002 - 0,5 : 0,005 - 2,0 : 0,05 - 1,0.1. A method of producing thin-layer inorganic sorbents, which includes processing the carrier with solutions of metal salts and urea at elevated temperature, characterized in that, in order to increase the sorption capacity with respect to polyvalent metal ions, the treatment is carried out in the presence of an agent that forms a complex compound with a metal with a constant stability 10 10.2. The method according to claim 1, characterized in that solutions of hydrogen peroxide, sulfuric or oxalic acids are used as the complexing agent. The method according to PP.1 and 2, characterized in that the molar ratio of metal salt, urea and complexing agent when mixed is 0.002 - 0.5: 0.005 - 2.0: 0.05 - 1.0.

SU3310127/26A 1981-06-23 1981-06-23 METHOD OF OBTAINING THIN-LAYER INORGANIC SORBENTS SU993508A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU3310127/26A SU993508A1 (en) 1981-06-23 1981-06-23 METHOD OF OBTAINING THIN-LAYER INORGANIC SORBENTS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU3310127/26A SU993508A1 (en) 1981-06-23 1981-06-23 METHOD OF OBTAINING THIN-LAYER INORGANIC SORBENTS

Publications (1)

Publication Number Publication Date
SU993508A1 true SU993508A1 (en) 1999-08-27

Family

ID=60524110

Family Applications (1)

Application Number Title Priority Date Filing Date
SU3310127/26A SU993508A1 (en) 1981-06-23 1981-06-23 METHOD OF OBTAINING THIN-LAYER INORGANIC SORBENTS

Country Status (1)

Country Link
SU (1) SU993508A1 (en)

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