Published 1990
| Version v1
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Iron (III) oxides solvothermal synthesis. The effect of acetate group
Creators
- 1. UNESP, Araraquara, SP (Brazil). Dept. de Fisico-Quimica
Description
Iron oxydes preparation have been extensively studied due to large application of these materials. In this work it was utilized the precipitation method together with solvothermal process to prepare iron oxyde. It was studied the system iron (III) nitrate hydrolised with aqueous amonia, in 2-propanol, in presence of acetate group. Final product, where sodium acetate was used as acetate group precursor, showed goethite and hematite formation while when acetic acid was the precursor, it was not observed any crystalline fase iron oxyde. The product was characterized by X-ray diffraction and vibrational spectroscopy. (author)
Abstract (Portuguese)
A preparacao de oxidos de ferro tem sido extensamente estudada devido a ampla aplicacao destes materiais. Neste trabalho, utilizou-se o metodo de precipitacao associado ao processo solvotermico para preparar oxido de ferro. Estudou-se nitrato ferrico hidrolisado com amonia aquosa em isopropanol, na presenca do grupo acetato. O produto obtido, no qual acetato de sodio foi o precursor do grupo acetato, mostrou a formacao de goethita e de hematita, enquanto que, quando acido acetico foi o precursor, nao houve formacao de oxido de ferro cristalino. O produto foi caracterizado por difratometria de raio-X e espectroscopia vibracional. (autor)Files
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Additional details
Additional titles
- Original title (Portuguese)
- Sintese solvotermica de oxido de ferro. O efeito do grupo acetato
Publishing Information
- Imprint Title
- Proceedings of the 34. Brazilian Congress on Ceramics. v. 1
- Imprint Pagination
- 341 p.
- Journal Page Range
- p. 258-264.
- Report number
- INIS-BR--2255
Conference
- Title
- 34. Brazilian Congress on Ceramics.
- Dates
- 20-23 May 1990.
- Place
- Blumenau, SC (Brazil).
INIS
- Country of Publication
- Brazil
- Country of Input or Organization
- Brazil
- INIS RN
- 21084540
- Subject category
- S75: CONDENSED MATTER PHYSICS, SUPERCONDUCTIVITY AND SUPERFLUIDITY;
- Resource subtype / Literary indicator
- Conference
- Descriptors DEI
- IRON OXIDES; PRECIPITATION; SOLVOLYSIS; VIBRATIONAL STATES; X-RAY DIFFRACTION
- Descriptors DEC
- CHALCOGENIDES; CHEMICAL REACTIONS; COHERENT SCATTERING; DECOMPOSITION; DIFFRACTION; ENERGY LEVELS; EXCITED STATES; IRON COMPOUNDS; OXIDES; OXYGEN COMPOUNDS; SCATTERING; SEPARATION PROCESSES; TRANSITION ELEMENT COMPOUNDS
Optional Information
- Notes
- Imprint:Anais do 34. Congresso Brasileiro de Ceramica. v. 1.