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Determination of lead in plastic food packaging by graphite furnace atomic absorption spectrometry
(2015-01-01)
Lead sulfate and lead stearate are commonly used as additives or stabilizers to protect plastic material from chemical degradation. Moreover, lead Chromate is used in pigments. Considering that the presence of Pb in plastic ...
Determination of Lead in Plastic Food Packaging by Graphite Furnace Atomic Absorption Spectrometry
(Perkin-elmer Corp, 2015-07-01)
Lead sulfate and lead stearate are commonly used as additives or stabilizers to protect plastic material from chemical degradation. Moreover, lead chromate is used in pigments. Considering that the presence of Pb in plastic ...
Comprovação da inocuidade microbiológica de embalagens plásticas destinadas a alimentos produzidas por uma empresa em Dracena/SP
(Universidade Estadual Paulista (UNESP), 2016)
Comprovação da inocuidade microbiológica de embalagens plásticas destinadas a alimentos produzidas por uma empresa em Dracena/SP
(Universidade Estadual Paulista (Unesp), 2016)
Aspectos de legislação do mercado internacional de embalagens plásticas para alimentosLegislative aspects of the international market for plastic food packaging materials
(Associação Brasileira de Polímeros, 1998)
Amido e sericina na produção de filmes biodegradáveis
(Universidade Tecnológica Federal do ParanáApucarana, 2013-04-05)
The using of plastic materials for oil sources generates environmental nuisances. In this context, researches about biodegradable materials have been performed. Biodegradable films of cassava starch and poly (Butylene ...
Análise quimiométrica da influência do pH e do tween 80 em filmes de proteína de soro de leite
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de QuímicaQuímicaUTFPR, 2015-07-17)
The environmental impact caused by synthetic packaging and inadequate waste disposal have been one of the major concerns in the current world. As a result, new materials with lower potential pollutant have been studied in ...
Strategies to improve the mechanical properties of starch-based materials: plasticization and natural fibers reinforcement
(Associação Brasileira de Polímeros, 2014)
Biodegradable polymers are starting to be introduced as raw materials in the food-packaging market. Nevertheless, their price is very high. Starch, a fully biodegradable and bioderived polymer is a very interesting alternative ...
Surface chemistry of food, packaging and biopolymer materials
(Elsevier Academic Press, 2005)
This chapter discusses the physicochemical principles of surface phenomena, and provides an overview of the research regarding surface properties of biopolymers used for the manufacturing of biodegradable films. Surface ...
Optically transparent membrane based on bacterial cellulose/ polycaprolactone
(2013-05-10)
Optically transparent membranes from bacterial cellulose (BC)/polycaprolactone (PCL) have been prepared by impregnation of PCL acetone solution into dried BC membranes. UV-Vis measurements showed an increase on transparency ...