Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 14 of 14 for “"active packaging"”.
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Development Of Active Packaging With Antimicrobial Activity
… industry. The interest in the development of active packaging has recently been steadily increasing due to significant concerns about environmental pollution caused by non-biodegradable packaging materials and consumer demand for high quality food products. Newly developed packaging materials …
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Antimicrobial and antioxidant active packaging incorporated with hop (Humulus lupulus L.) extract: development, characterization and application in meat product
… prospects in many industrial areas. In parallel, active packaging using biopolymers has gained interest as an ally to the food sector, potentially decreasing food losses. In this sense, the present study aimed to develop and characterize active antimicrobial and antioxidant food packaging based on …
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Controlled Release of Natural Antioxidants from Polymer Food Packaging by Molecular Encapsulation with Cyclodextrins
… therefore, a need exists to develop active packaging which can gradually deliver antioxidants in a controlled manner. The objectives of this research were to (1) form and characterize cyclodextrin inclusion complexes with the natural antioxidants, alpha-tocopherol and quercetin, (2) …
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Characterization of Hydrophobically Modified Titanium Dioxide Polylactic Acid Nanocomposite Films for Food Packaging Applications
… and mechanical strength as well as providing active packaging functions. However, low compatibility between hydrophilic TiO2 nanoparticles and hydrophobic polymers such as polylactic acid (PLA) causes problems due to the tendency of TiO2 nanoparticles (TiO2) to agglomerate and form large …
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Physicochemical Properties and Antioxidant Activity of Enzymatic Modified Soy Protein Isolate Films with Lignin
In this study, a sustainable packaging system was developed to provide food safety and security. Soy protein isolate (SPI) was enzymatically modified by transglutaminase under different conditions to ensure desirable and optimized enzyme crosslinking activity before film preparation. …
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INVESTIGATING PROTEIN - BILAYER COMPLEXES: A STUDY OF LIGAND - RECEPTOR INTERACTIONS AT MODEL MEMBRANE SURFACE BY USING ELECTRONIC ABSORPTION SPECTROSCOPY AND FLUORESCENCE RESONANCE ENERGY TRANSFER.
… liposomes. Use of antimicrobial coatings on food packaging is one of the important technologies of active packaging for improving food safety. There is growing demand for natural antimicrobials because of fear of adverse health effects of synthetic preservatives. The main objective of this study …
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Study of antimicrobial and antioxidant properties of new materials for development of active food packaging
… production and characterization of sustainable active food packaging materials with antimicrobial and antioxidant properties to ensure the safety and quality of foods and prolong their shelf-life. Firstly, a microfluidic device combining dielectrophoresis (DEP) and Raman spectroscopy was …
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Sorption Behavior of an Aliphatic Series of Aldehydes in the Presence of Poly(ethylene terephthalate) Blends Containing Aldehyde Scavenging Agents
… or are introduced as migrants from polymeric packaging material. The objective of this project was to evaluate the effectiveness of three aldehyde scavenging agents, blended into poly(ethylene terephthalate) (PET) films, in removing an aliphatic series of aldehydes from an acidified aqueous …
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Natural antimicrobial nanomaterials for food packaging applications
… based coating method with vacuum skin packaging as additional hurdles to extend the shelf-life of highly perishable European Hake (Merluccius merluccius) fillets. Results indicated that aerosolised solutions of CS, CS NPs, and CASB on hake fillets were found to extend the shelf-life by …
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Novel approaches for the development of sustainable and environmentally friendly antibacterial and antiviral platforms
… has increased the necessity for materials with active antibacterial and antiviral properties. This research thesis has focused on developing sustainable and environmentally friendly antibacterial and antiviral materials, systems and methodologies. The thesis starts with a comprehensive review of …
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Efficacy of Odor Scavengers in Reducing Odor Compounds in Water, Milk, and Soymilk
Odor detection thresholds of hexanal, 2-heptenal, 2-pentanone, and 2,4-nonadienal were determined in spring water, high temperature short time (HTST) 2% fat milk, and extended shelf life soymilk. The efficacy of odor scavenger's beta-cyclodextrin, D-sorbitol, and nylon 6 in removing these odors was …
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Effect of concentration of glutaraldehyde and glyoxal on binding lysozyme to zein based films to control foodborne pathogens in tomatoes
The demand for biodegradable packaging materials as an alternative to synthetic ones to reduce environmental cost has seen an increase in recent years. In addition, functionalizing the packaging film to provide specific advantages like antimicrobial properties has yet to be explored thoroughly. …
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Analytical and metrological tools for food quality and safety assessment
L'abstract è presente nell'allegato / the abstract is in the attachment
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Generation of sustainable active food packaging materials from agricultural wastes
… The non-degradability of plastic food packaging materials and associated environmental challenges motivated interests in the search for alternative food packaging materials that are biodegradable and/or environmentally friendly. Aim: This project investigated the utility of cassava …