Materiales

 

Materiales

Effect of Adding Red Propolis to Edible Biodegradable Protein Films for Coating Grapes: Shelf Life and Sensory Analysis
24/03/2024 - Red propolis is an active ingredient of great nutritional interest which offers numerous benefits as an antioxidant and antimicrobial agent. Thus, the objective of this research was to evaluate the...
Pectin From Fruit Peel Waste: A Sustainable Source for Production of Active Packaging Films
21/03/2024 - Composite film prepared using PVA, pectin form passion and lime peel had excellent mechanical, optical, thermal and bioactive properties. This film was used to pack strawberries and plums during...
Cellulose Extraction From Green Algae, Ulva Ohnoi, and Its Application to PVA?Based Antibacterial Composite Films Incorporated With Zinc Oxide Nanoparticles
21/03/2024 - Cellulose was extracted from green algae (Ulva ohnoi) by various chemical treatments. Extracted cellulose was blended with polyvinyl alcohol to prepare composite films. ZnO?NP was further added to...
Role of the plasticizers on the crystallization of PLA and its composites with mesoporous MCM-41
21/03/2024 - Abstract Several materials were prepared by melt extrusion, based on an L-rich polylactide (PLA), as polymeric matrix, acetyl tri-n-butyl citrate (ATBC) or...
Reversibility in the Physical Properties of Agarose Gels following an Exchange in Solvent and Non-Solvent
14/03/2024 - Agarose forms a homogeneous thermoreversible gel in an aqueous solvent above a critical polymer concentration. Contrary to the prevailing consensus, recent confirmations indicate that agarose gels...
Edible packaging as sustainable alternative to synthetic plastic: a comprehensive review
11/03/2024 - The choice of an appropriate packaging materials enhances the shelf life and improves quality of food during transportation, storage, and distribution. Development and innovations in food...
Influence of Low-Molecular-Weight Esters on Melt Spinning and Structure of Poly(lactic acid) Fibers
09/03/2024 - Poly(lactic acid) has great potential in sectors where degradability is an important advantage due to its polymer nature. The medical, pharmaceutical, and packaging industries have shown interest in...
Influence of Choline Chloride/Urea and Glycerol Plasticizers on the Mechanical Properties of Thermoplastic Starch Plastics
09/03/2024 - Bio-based plastics made of food-safe compostable materials, such as thermoplastic starch (TPS), can be designed into films that have potential to replace many non-biodegradable single-use plastic...
Biocomposites Based on Wheat Flour with Urea-Based Eutectic Plasticizer and Spent Coffee Grounds: Preparation, Physicochemical Characterization, and Study of Their Influence on Plant Growth
06/03/2024 - In this study, we conducted the first plasticization of wheat flour (WF) with the addition of choline chloride:urea (1:5 molar ratio) eutectic mixture as a plasticizer and spent coffee grounds (cf)...
Green Plasticizer for Poly(vinyl chloride) Re-Granulate Production: Case Study of Sustainability Concept Implementation
05/03/2024 - The increase in waste polymer recycling has helped in promoting sustainability, and together with the use of renewable raw materials, it has become a widespread concept with positive effects on both...
Barrier, Mechanical, Thermal, and Rheological Properties of Plasticized Biopolymeric Films Manufactured by Co-Extrusion
06/03/2024 - The thermal, rheological, mechanical, and barrier properties of flat biopolymeric films processed by extrusion with different proportions of plasticizer and surfactant were evaluated. In the first...
Water?Doped Brønsted Acidic Protic Ionic Liquids for Enhanced Tributyl Citrate Synthesis in a Two?Phase Esterification System
03/03/2024 - Tributyl citrate (TBC) plays a crucial role as a plasticizer, enhancing the flexibility of polymers like polyvinyl chloride. Its biodegradability and non?toxic nature contribute to its eco?friendly...
In Situ Construction of Elastic Solid-State Polymer Electrolyte with Fast Ionic Transport for Dendrite-Free Solid-State Lithium Metal Batteries
27/02/2024 - Solid-state lithium metal batteries (LMBs) have been extensively investigated owing to their safer and higher energy density. In this work, we prepared a novel elastic solid-state polymer electrolyte...
Sheep’s Second Cheese Whey Edible Coatings with Oregano and Clary Sage Essential Oils Used as Sustainable Packaging Material in Cheese
23/02/2024 - Sheep’s second cheese whey (SCW), the by-product resulting from whey cheese production, was used as a component of cheese coatings containing oregano (Origanum compactum) and clary sage...
Preparation, shape memory properties and application research of PLA/PCL?based shape memory polymers doped with Al2O3 and lignin
17/02/2024 - The effects of gallic acid addition and high?intensity ultrasound on physicochemical properties of the peanut protein?corn starch films.AbstractCorn starch and peanut protein blend films were...
Linear sensing actuators of polypyrrole nanofiber scaffolds
21/02/2024 - Proton conducting polymer electrolyte based on chitosan?dextran?honey?NH4SCN.AbstractSolid polymer electrolytes (SPEs) play a pivotal role in advancing electrochemical devices, such as proton...
Biobased Films Based on Chitosan and Microcrystalline Cellulose for Sustainable Packaging Applications
20/02/2024 - The transition to a more sustainable lifestyle requires a move away from petroleum-based sources and the investigation and funding of renewable and waste feedstocks to provide biobased sustainable...
Evaluation of effect of boric acid on thermoplastic starch: Morphological, mechanical, barrier, and optical properties
20/02/2024 - In this text, determination of structural, physical and mechanical properties of thermoplastic starch?boric acid films.In this study, starch was modified with different amounts of boric acid, and the...
Flame-Retardant Thermoplastic Polyether Ester/Aluminum Butylmethylphosphinate/Phenolphthalein Composites with Enhanced Mechanical Properties and Antidripping
18/02/2024 - Aluminum butylmethylphosphinate AiBMP as a flame retardant and phenolphthalein as a synergistic agent were applied in a thermoplastic polyester elastomer (TPEE)) in the current study. The thermal...
Preparation and characterization of poly(vinyl alcohol)/poly(lactic acid) blends containing bio?based plasticizers
09/02/2024 - Compatibilization of PVA/PLA blends.The bio?based plasticizers?glycerol and lactic acid were used to plasticize and compatibilize PVA/PLA blends during melt blending process. It was confirmed that...
Effect of blending sequence and epoxy functionalized compatibilizer on barrier and mechanical properties of PBS and PBS/PLA nanocomposite blown films
08/02/2024 - Sequence blending effect on the interactions among compounds and its impact on oxygen barrier properties.This study focuses on developing compostable nanocomposite blown films, aiming to enhance...