Published August 2006
| Version v1
Journal article
Extraction of thorium(IV), lanthanum(III) and yttrium(III) nitrates by composition material based on polymer carrier and trialkylamine
- 1. Sankt-Peterburgskij Gosudarstvennyj Tekhnologicheskij Inst., Sankt-Peterburg (Russian Federation)
Description
Extraction of Th(IV), La(III) and Y(III) nitrates by composition material based on polymer carrier and trialkylamine in the presence of 0-4 mole dm-3 of sodium nitrate in water phase is studied. Isotherms of extraction are described with consideration of the formation of compounds with the (R3HN)3[Ln(NO3)5] and (R3HN)2[Th(NO3)6] composition in the phase of composition material. Values of constants of extraction are calculated. Mutual extraction of Th(IV), La(III) and Y(III) by composition material from water-salt solutions is investigated
Abstract (Russian)
Изучена экстракция нитратов Th(IV), La(III) и Y(III) композиционным материалом на основе полимерного носителя и триалкиламина в присутствии 0-4 моль дм-3 нитрата натрия в водной фазе. Изотермы экстракции описаны с учетом образования соединений состава (R3HN)3[Ln(NO3)5] и (R3HN)2[Th(NO3)6] в фазе композиционного материала. Вычислены значения констант экстракции. Изучена совместная экстракция Th(IV), La(III) и Y(III) композиционным материалом из водно-солевых растворовAdditional details
Additional titles
- Original title (Russian)
- Экстракция нитратов тория(IV), лантана(III) и иттрия(III) композиционным материалом на основе полимерного носителя и триалкиламина
Publishing Information
- Journal Title
- Zhurnal Prikladnoj Khimii
- Journal Volume
- 79
- Journal Issue
- 8
- Journal Page Range
- p. 1280-1284
- ISSN
- 0044-4618
- CODEN
- ZPKHAB
INIS
- Country of Publication
- Russian Federation
- Country of Input or Organization
- Russian Federation
- INIS RN
- 38015497
- Subject category
- S38: RADIATION CHEMISTRY, RADIOCHEMISTRY AND NUCLEAR CHEMISTRY; S37: INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY;
- Descriptors DEI
- AMINES; AQUEOUS SOLUTIONS; CHEMICAL COMPOSITION; COMPOSITE MATERIALS; LANTHANUM NITRATES; POLYSTYRENE; SODIUM NITRATES; SOLVENT EXTRACTION; THORIUM NITRATES; YTTRIUM NITRATES
- Descriptors DEC
- ACTINIDE COMPOUNDS; ALKALI METAL COMPOUNDS; DISPERSIONS; EXTRACTION; HOMOGENEOUS MIXTURES; LANTHANUM COMPOUNDS; MATERIALS; MIXTURES; NITRATES; NITROGEN COMPOUNDS; ORGANIC COMPOUNDS; ORGANIC POLYMERS; OXYGEN COMPOUNDS; PETROCHEMICALS; PETROLEUM PRODUCTS; PLASTICS; POLYMERS; POLYOLEFINS; POLYVINYLS; RARE EARTH COMPOUNDS; SEPARATION PROCESSES; SODIUM COMPOUNDS; SOLUTIONS; SYNTHETIC MATERIALS; THORIUM COMPOUNDS; TRANSITION ELEMENT COMPOUNDS; YTTRIUM COMPOUNDS
Optional Information
- Notes
- 4 refs., 3 figs., 1 tab.