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de Almeida Nascimento JA, dos Santos AF, Lima Silva ID, Lago Falcão EH, Britto DD, Vinhas GM. Physico-Chemical, Mechanical and Morphological Properties of Biodegradable Films Based on Arrowroot Starch and Poly(vinyl alcohol). J MACROMOL SCI B 2021. [DOI: 10.1080/00222348.2021.1949836] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
Affiliation(s)
| | - Amanda Félix dos Santos
- Departamento de Engenharia Química, Universidade Federal de Pernambuco, Recife, Pernambuco, Brazil
| | - Ivo Diego Lima Silva
- Programa de Pós-Graduação em Ciência de Materiais, Universidade Federal de Pernambuco, Recife, Pernambuco, Brazil
| | | | - Douglas de Britto
- Centro de Pesquisa Agropecuária do Trópico Semiárido, Petrolina, Pernambuco, Brazil
| | - Glória Maria Vinhas
- Departamento de Engenharia Química, Universidade Federal de Pernambuco, Recife, Pernambuco, Brazil
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Itkes MP, de Oliveira GG, Silva TA, Fatibello-Filho O, Janegitz BC. Voltammetric sensing of fenitrothion in natural water and orange juice samples using a single-walled carbon nanohorns and zein modified sensor. J Electroanal Chem (Lausanne) 2019. [DOI: 10.1016/j.jelechem.2019.03.055] [Citation(s) in RCA: 20] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
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Bortoletto-Santos R, Plotegher F, Roncato V, Majaron RF, Majaron VF, Polito WL, Ribeiro C. Strategy for Multinutrient Application in Integrated Granules Using Zein as a Coating Layer. JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY 2018; 66:9582-9587. [PMID: 30130384 DOI: 10.1021/acs.jafc.8b01319] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/08/2023]
Abstract
The efficiency of phosphate fertilizers is strongly limited by the acidity and high iron content and aluminum-based compounds in soils due to high P fixation. Coatings have been proposed as an alternative solution to reduce P losses by controlling the fertilizer release, but the literature is not conclusive about the most adequate material for that purpose. Herein we report a novel Zn-based coating for monoammonium phosphate (MAP) granules comprising ZnO nanoparticles and zein as a bicoating structure. Samples were prepared by dispersing ZnO and zein on the MAP surface and characterized, comparing the release in neutral and acidic solutions over time. Coating thickness/quality determined the nutrient release by a physical barrier effect. The results show that the zein coating overprotection avoids a fast nutrient release, keeping the local acid medium necessary to suppress ZnPO4 precipitation. A range of 2.5 to 10.0 wt % of zein was studied, indicating that 2.5 wt % coatings just present significant release control, which is similar until 10.0 wt % coating.
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Affiliation(s)
- Ricardo Bortoletto-Santos
- Laboratório Nacional de Nanotecnologia para o Agronegócio (LNNA) , Embrapa Instrumentação , Rua 15 de Novembro 1452, Centro , São Carlos , São Paulo 13560-970 , Brazil
- Instituto de Química de São Carlos , Universidade de São Paulo , Campus de São Carlos, Avenida Trabalhador São-Carlense, 400, Arnold Schimidt , São Carlos , São Paulo 13566-590 , Brazil
| | - Fábio Plotegher
- Laboratório Nacional de Nanotecnologia para o Agronegócio (LNNA) , Embrapa Instrumentação , Rua 15 de Novembro 1452, Centro , São Carlos , São Paulo 13560-970 , Brazil
| | - Vanderlei Roncato
- Instituto de Química de São Carlos , Universidade de São Paulo , Campus de São Carlos, Avenida Trabalhador São-Carlense, 400, Arnold Schimidt , São Carlos , São Paulo 13566-590 , Brazil
| | - Rafaela F Majaron
- Universidade Federal de São Carlos , Departamento de Química , Rodovia Washington Luiz, km 235 , São Carlos , São Paulo 13565-905 , Brazil
| | - Vinicius F Majaron
- Universidade Federal de São Carlos , Departamento de Química , Rodovia Washington Luiz, km 235 , São Carlos , São Paulo 13565-905 , Brazil
| | - Wagner L Polito
- Instituto de Química de São Carlos , Universidade de São Paulo , Campus de São Carlos, Avenida Trabalhador São-Carlense, 400, Arnold Schimidt , São Carlos , São Paulo 13566-590 , Brazil
| | - Caue Ribeiro
- Laboratório Nacional de Nanotecnologia para o Agronegócio (LNNA) , Embrapa Instrumentação , Rua 15 de Novembro 1452, Centro , São Carlos , São Paulo 13560-970 , Brazil
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Antioxidants extraction from Pinhão ( Araucaria angustifolia (Bertol.) Kuntze) coats and application to zein films. Food Packag Shelf Life 2018. [DOI: 10.1016/j.fpsl.2017.10.006] [Citation(s) in RCA: 25] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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Shahlori R, Waterhouse GIN, Nelson ARJ, McGillivray DJ. Morphological, chemical and kinetic characterisation of zein protein-induced biomimetic calcium phosphate films. J Mater Chem B 2015; 3:6213-6223. [DOI: 10.1039/c5tb00702j] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/19/2023]
Abstract
A zein protein layer was used to mineralize thin films of calcium phosphate at the air–solution interface producing an iridescent mineral film with novel nano-morphology.
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Affiliation(s)
- Rayomand Shahlori
- School of Chemical Sciences
- University of Auckland
- Auckland 1142
- New Zealand
- MacDiarmid Institute for Advanced Materials and Nanotechnology
| | - Geoffrey I. N. Waterhouse
- School of Chemical Sciences
- University of Auckland
- Auckland 1142
- New Zealand
- MacDiarmid Institute for Advanced Materials and Nanotechnology
| | - Andrew R. J. Nelson
- Bragg Institute
- Australian Nuclear Science and Technology Organisation
- Australia
| | - Duncan J. McGillivray
- School of Chemical Sciences
- University of Auckland
- Auckland 1142
- New Zealand
- MacDiarmid Institute for Advanced Materials and Nanotechnology
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