Kiwi Fruits Preservation Using Novel Edible Active Coatings Based on Rich Thymol Halloysite Nanostructures and Chitosan/Polyvinyl Alcohol Gels

Article Biophysics

Montmorillonite with essential oils as antimicrobial agents, packaging, repellents, and insecticides: an overview

Luis H. de Oliveira et al.

Summary: Essential oils are natural mixtures used for various purposes but are hindered by volatility. Studies show that combining them with clay minerals can create new materials with antibacterial and insecticidal properties.

COLLOIDS AND SURFACES B-BIOINTERFACES (2022)

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Article Biochemistry & Molecular Biology

Performance of Thyme Oil@Na-Montmorillonite and Thyme Oil@Organo-Modified Montmorillonite Nanostructures on the Development of Melt-Extruded Poly-L-lactic Acid Antioxidant Active Packaging Films

Aris E. Giannakas et al.

Summary: The use of nanostructures, clays, and essential oils in poly-L-lactic-acid has been successfully developed to create an improved active packaging film with odor prevention and shelf-life extension properties. Films based on OrgMt clay show promising potential in this regard.

MOLECULES (2022)

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Article Materials Science, Multidisciplinary

Polysaccharide-Based Active Coatings Incorporated with Bioactive Compounds for Reducing Postharvest Losses of Fresh Fruits

Khursheed Ahmad Shiekh et al.

Summary: This review highlights the recent research on the application of polysaccharide-based biodegradable and edible coatings containing bioactive compounds from plant essential oils and phenolic compounds of plant extracts. These coatings have been found to be effective in retarding quality changes in fresh fruits and can replace chemically formulated wax coatings. The active compounds from essential oils and plant extracts contribute to the bioactivity of the coatings, reducing physiological and microbial deterioration and extending the shelf life of fresh fruits.

COATINGS (2022)

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Article Biochemistry & Molecular Biology

Removal of Ionic Dyes by Nanofiber Membrane Functionalized with Chitosan and Egg White Proteins: Membrane Preparation and Adsorption Efficiency

Yue-Sheng Chen et al.

Summary: Electrospun polyacrylonitrile (PAN) nanofiber membrane functionalized with chitosan and proteins shows high efficiency in removing cationic and anionic dyes from wastewater. The membrane can be regenerated through elution with an ethanol and sodium chloride solution. The study provides a promising method for the treatment of dye-containing wastewater.

MEMBRANES (2022)

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Article Chemistry, Applied

Chitosan for food packaging: Recent advances in active and intelligent films

Maria Florez et al.

Summary: The massive use of petroleum-based plastics in food packaging has led to serious environmental issues, prompting the need to develop biodegradable polymer packaging. Chitosan, a natural polysaccharide with non-toxic, antimicrobial, and antifungal properties, is considered a promising material for food packaging. Recent studies have evaluated the potential of active and/or intelligent chitosan-based films in improving food preservation and monitoring. The addition of active compounds has been shown to enhance the mechanical, barrier and functional properties of chitosan films, with potential applications in antimicrobial and antioxidant activities.

FOOD HYDROCOLLOIDS (2022)

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Article Chemistry, Multidisciplinary

Nanocomposite Film Development Based on Chitosan/Polyvinyl Alcohol Using ZnO@Montmorillonite and ZnO@Halloysite Hybrid Nanostructures for Active Food Packaging Applications

Aris E. Giannakas et al.

Summary: This study developed a bio-based novel food packaging film with enhanced properties using biodegradable materials and food byproducts through the synthesis of nanostructures, which showed good antimicrobial and barrier properties. The results indicated that the film could extend the shelf life of food and had the potential to be a new type of active food packaging material.

NANOMATERIALS (2022)

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Review Food Science & Technology

Zeolites for food applications: A review

Cristian C. C. Villa et al.

Summary: Although zeolites have a similar chemical composition to clays, they have been little investigated for food applications. Zeolites as adsorbent materials have good properties that can be altered and tuned for specific applications through ion exchange and surface modification. The main food applications of zeolites include antimicrobial materials, concentrators of target analytes, and food substance sensors.

FOOD BIOSCIENCE (2022)

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Article Biochemistry & Molecular Biology

Studies of Protein Wastes Adsorption by Chitosan-Modified Nanofibers Decorated with Dye Wastes in Batch and Continuous Flow Processes: Potential Environmental Applications

Dai-Lun Cai et al.

Summary: In this study, reactive green 19 dye was immobilized on functionalized chitosan nanofiber membranes to treat soluble microbial proteins in biological wastewater. The synthesized dyed nanofibers showed good adsorption capacity and great recycling performance, effectively removing lysozyme from simulated biological wastewater. This study provides a potential solution for the treatment of biological wastewater.

MEMBRANES (2022)

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Article Environmental Sciences

Fabrication, characterization, and photocatalytic degradation potential of chitosan-conjugated manganese magnetic nano-biocomposite for emerging dye pollutants

Yong Yang et al.

Summary: The synthesis of chitosan conjugated Mn-magnetic nano-biocomposite (Mn-CCMN) for photocatalytic decontamination of crystal violet dye in contaminated water and industrial wastewater was successfully achieved. The synthesized Mn-CCMN demonstrated excellent photocatalytic performance and can be considered as an alternative for the decontamination of toxic organic dyes.

CHEMOSPHERE (2022)

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Article Polymer Science

The Increase of Soft Cheese Shelf-Life Packaged with Edible Films Based on Novel Hybrid Nanostructures

Aris E. Giannakas et al.

Summary: This study presents a green method to produce natural zeolite nanostructures rich in thymol, and applies them in the development of nanocomposite films for the packaging of soft cheese. The results show that the nanocomposite film exhibits improved mechanical properties, oxygen and water barrier, as well as antioxidant and antimicrobial activity, thereby extending the shelf-life of the food product.

GELS (2022)

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Article Food Science & Technology

Applications of halloysite nanotubes in food packaging for improving film performance and food preservation

Qingqing Li et al.

Summary: Food packaging, especially with the incorporation of Halloysite nanotubes (HNTs), plays a vital role in maintaining food quality and safety by improving mechanical strength and barrier properties of the packaging films. HNTs not only serve as satisfactory reinforcement agents but also enable sustained controlled release of antimicrobials, showing great potential in the food industry.

FOOD CONTROL (2021)

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Review Food Science & Technology

Trends and challenges of biopolymer-based nanocomposites in food packaging

Masoumeh Taherimehr et al.

Summary: The ultimate goal of new food packaging technologies is to maintain food quality and safety while also considering environmental concerns and reducing negative impacts. Using eco-friendly biopolymers instead of conventional petroleum-based polymers is one solution, but challenges in the food packaging industry should be carefully evaluated, and techniques to eliminate or minimize their disadvantages should be investigated. Many studies have been conducted to improve the properties of biopolymer-based packaging materials and produce a favorable product for the food industry, with a focus on nanotechnology and recent trends.

COMPREHENSIVE REVIEWS IN FOOD SCIENCE AND FOOD SAFETY (2021)

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Article Chemistry, Applied

Controlled release of essential oils using laminar nanoclay and porous halloysite / essential oil composites in a multilayer film reservoir

J. N. Saucedo-Zuniga et al.

Summary: This study focuses on the preparation and characterization of a multilayer film reservoir with clay/essential oil composites for aroma-controlled release. Two types of clays and essential oils were analyzed, with MMT clay showing higher adsorption and interaction. The multilayer film encapsulated clay/EO composites showed continuous aroma release, indicating potential applications in pest control and food packaging.

MICROPOROUS AND MESOPOROUS MATERIALS (2021)

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Article Engineering, Chemical

Development of Poly(L-Lactic Acid)/Chitosan/Basil Oil Active Packaging Films via a Melt-Extrusion Process Using Novel Chitosan/Basil Oil Blends

Constantinos E. Salmas et al.

Summary: This study aims to develop a fully biodegradable active packaging film by utilizing essential basil oil extract, improving the mechanical, antioxidant, and barrier properties of Poly(L-Lactic Acid)/Chitosan films. By modifying the chitosan with basil oil and incorporating it into the Poly(L-Lactic Acid) matrix, advanced food packaging properties were achieved, particularly with the PLLA/CS/BO5 and PLLA/CS/BO10 films showing the most promising potential for active packaging applications.

PROCESSES (2021)

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Review Food Science & Technology

Edible Films and Coatings as Food-Quality Preservers: An Overview

Elsa Diaz-Montes et al.

Summary: Food preservation technologies are evolving to meet the demands of extending shelf-life, while also focusing on environmental friendliness, health benefits, and nutritional properties. Edible films and coatings offer a promising alternative for preserving perishable foods with biodegradable and eco-friendly features.

FOODS (2021)

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Article Chemistry, Multidisciplinary

Effect of Na- and Organo-Modified Montmorillonite/Essential Oil Nanohybrids on the Kinetics of the In Situ Radical Polymerization of Styrene

Ioannis S. Tsagkalias et al.

Summary: The study investigated bulk radical polymerization of styrene in the presence of different bioactive essential oils (EO) and montmorillonite, showing that different EO have varying effects on the polymerization kinetics and polymer molecular weight distribution. Additionally, it was found that organo-modified montmorillonite led to better dispersion compared to sodium montmorillonite in the nanocomposites formed.

NANOMATERIALS (2021)

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Review Microbiology

Essential Oil Nanoemulsion as Eco-Friendly and Safe Preservative: Bioefficacy Against Microbial Food Deterioration and Toxin Secretion, Mode of Action, and Future Opportunities

Akash Maurya et al.

Summary: Microbes play a significant role in the deterioration of food commodities, with essential oils emerging as a natural antimicrobial solution to preserve food and meet consumer demand. Nanoemulsions effectively enhance the stability and efficacy of essential oils in food systems, offering controlled delivery and practical applications.

FRONTIERS IN MICROBIOLOGY (2021)

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Article Chemistry, Multidisciplinary

Nanoclay and Polystyrene Type Efficiency on the Development of Polystyrene/Montmorillonite/Oregano Oil Antioxidant Active Packaging Nanocomposite Films

Aris E. Giannakas et al.

Summary: Efforts to extend food shelf life and reduce global food waste have led to the adoption of natural biodegradable materials in food packaging production. In this study, a new packaging film was developed by mixing polystyrene with natural materials and essential oil, showing improved antimicrobial and antioxidant properties for food preservation. The material coded as PS5OO@OrgMt was identified as the most promising for food active packaging applications among the tested samples.

APPLIED SCIENCES-BASEL (2021)

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Article Engineering, Chemical

Marine Biopolymers: Applications in Food Packaging

Niaz Mahmud et al.

Summary: Marine sources are increasingly being recognized for their potential in producing biopolymers with biocompatibility, biodegradability, and non-toxicity features, which can benefit the development of eco-friendly food packaging materials. Studies have explored the extraction, isolation, and potential applications of marine biopolymers in sustainable packaging solutions, presenting promising opportunities for reducing the use of traditional plastic packaging and achieving significant environmental and economic advantages.

PROCESSES (2021)

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Article Food Science & Technology

Effect of Copper and Titanium-Exchanged Montmorillonite Nanostructures on the Packaging Performance of Chitosan/Poly-Vinyl-Alcohol-Based Active Packaging Nanocomposite Films

Constantinos E. Salmas et al.

Summary: The study demonstrated that the CS/PVOH/CuMt film has stronger nanostructured composite and better water/oxygen barrier properties, as well as good antibacterial activity against four food pathogenic bacteria.

FOODS (2021)

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Article Biochemistry & Molecular Biology

Synthesis of a Novel Chitosan/Basil Oil Blend and Development of Novel Low Density Poly Ethylene/Chitosan/Basil Oil Active Packaging Films Following a Melt-Extrusion Process for Enhancing Chicken Breast Fillets Shelf-Life

Aris E. Giannakas et al.

Summary: The study developed an advanced active packaging film by adsorbing hydrophobic Basil-Oil into hydrophilic chitosan and incorporating the blend into low-density polyethylene via a green evaporation/adsorption process. The resulting composite films showed improved packaging properties, with the film containing 10% CS_BO content exhibiting the best performance. Chicken breast fillets packaged using this film exhibited significantly lower lipid oxidation values compared to those packaged with pure LDPE film.

MOLECULES (2021)

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Review Green & Sustainable Science & Technology

Circular Economy Models in Agro-Food Systems: A Review

Manal Hamam et al.

Summary: This paper reviews the academic literature on the circular economy in agri-food systems to understand its main characteristics and perspectives, and discuss the opportunities it provides as a solution to reduce environmental impacts of traditional economic systems.

SUSTAINABILITY (2021)

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Review Food Science & Technology

Bio-sourced polymers as alternatives to conventional food packaging materials: A review

Saurabh Sid et al.

Summary: Bio-sourced packaging materials are emerging as an alternative to conventional polymers, with natural feedstock-based biopolymers economically competitive due to their wide availability, easy processing, biodegradability, and good mechanical properties. Bio-based polyesters offer diverse alternatives with varying degrees of biodegradability. However, bio-based drop-in plastics remain the market leader for their excellent physical properties, cost-effectiveness, and durability.

TRENDS IN FOOD SCIENCE & TECHNOLOGY (2021)

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Review Food Science & Technology

A review of cellulose and its derivatives in biopolymer-based for food packaging application

Yaowen Liu et al.

Summary: Food packaging is a globally relevant and widely used technique for food preservation, with natural, biodegradable, and bioavailable polymers like cellulose gaining popularity. This review discusses the importance and characteristics of cellulose for food packaging, including its use for preserving fruits and vegetables and as a carrier for natural antibacterial and antioxidant compounds. Various types of composite films using cellulose and its derivatives are also highlighted, showcasing the functional properties of cellulose in the food industry.

TRENDS IN FOOD SCIENCE & TECHNOLOGY (2021)

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Article Pharmacology & Pharmacy

Dual Cross-Linked Chitosan/PVA Hydrogels Containing Silver Nanoparticles with Antimicrobial Properties

Dana M. Suflet et al.

Summary: Stable chitosan/PVA-based hydrogels were obtained through a combination of covalent and physical cross-linking methods. The chemical structure and morphology of the hydrogel were analyzed, showing that gel fraction and network morphology were influenced by synthesis conditions. The hydrogels exhibited high swelling rate and low elastic modulus, making them suitable for medical applications; in situ generation of silver nanoparticles under UV irradiation enhanced the antimicrobial activity of chitosan.

PHARMACEUTICS (2021)

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Article Chemistry, Physical

Toxicology study of nanoclays adsorbed with the antimicrobial peptide nisin on Caenorhabditis elegans

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Article Chemistry, Multidisciplinary

Na-Montmorillonite Vs. Organically Modified Montmorillonite as Essential Oil Nanocarriers for Melt-Extruded Low-Density Poly-Ethylene Nanocomposite Active Packaging Films with a Controllable and Long-Life Antioxidant Activity

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Article Biochemistry & Molecular Biology

Effects of peanut shell and skin extracts on the antioxidant ability, physical and structure properties of starch-chitosan active packaging films

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INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2020)

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Green strategies for active food packagings: A systematic review on active properties of graphene-based nanomaterials and biodegradable polymers

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Active and intelligent biodegradable packaging films using food and food waste-derived bioactive compounds: A review

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Toxic influence of pristine and surfactant modified halloysite nanotubes on phytopathogenic bacteria

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Ag-chitosan nanocomposites in edible coatings affect the quality of fresh-cut melon

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A novel method for the preparation of inorganic and organo-modified montmorillonite essential oil hybrids

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Kiwi Fruits Preservation Using Novel Edible Active Coatings Based on Rich Thymol Halloysite Nanostructures and Chitosan/Polyvinyl Alcohol Gels

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