Bioplásticos

Bioplásticos

Novel Electrospun Composite Membranes Based on Polyhydroxybutyrate and Poly(vinyl formate) Loaded with Protonated Montmorillonite for Organic Dye Removal: Kinetic and Isotherm Studies
- The use of biodegradable polyesters derived from green sources and their combination with natural abundantly layered aluminosilicate clay, e.g., natural montmorillonite, meets the requirements for...
Poly(3-hydroxybutyrate) (PHB) and Polycaprolactone (PCL) Based Blends for Tissue Engineering and Bone Medical Applications Processed by FDM 3D Printing
22/05/2023 - In the presented work, poly(3-hydroxybutyrate)–PHB-based composite blends for bone medical applications and tissue engineering are prepared and characterized. PHB used for the work was...
Structure and Performance of All-Green Electrospun PHB-Based Membrane Fibrous Biomaterials Modified with Hemin
- This work addresses the challenges concerning the development of “all-green” high-performance biodegradable membrane materials based on poly-3-hydroxybutyrate (PHB) and a...
Effect of Drug Encapsulation and Hydrothermal Exposure on the Structure and Molecular Dynamics of the Binary System Poly(3-hydroxybutyrate)-chitosan
10/05/2023 - In this work, film materials based on binary compositions of poly-(3-hydroxybutyrate) (PHB) and chitosan with different ratios of polymer components in the range from 0/100 to 100/0 wt. % were...
Predictive modeling as a tool to assess polymer–polymer and polymer–drug interactions for tissue engineering applications
03/04/2023 - The success of tissue engineering scaffolds for wound healing relies on balanced physicochemical properties and the addition of small molecules. These two require an in-depth understanding of the...
Understanding the packaging colour on consumer perception of plant?based hamburgers: A preliminary study
17/03/2023 - Packaging colour for plant?based hamburgers (PBH) was investigated.Positive attributes related to PBH were provoked using colours on the food packaging.Packages with green, yellow and white colours...
Promising Agromaterials Based on Biodegradable Polymers: Polylactide and Poly-3-Hydroxybutyrate
18/02/2023 - Electrospun fabrics have unique properties due to their uniform morphology and high surface area to volume ratio. Ultrathin nonwoven fabrics are produced for many applications: biomedical,...
Microbial Poly(hydroxybutyrate-co-hydroxyvalerate) Scaffold for Periodontal Tissue Engineering
09/02/2023 - In this study, we fabricated three dimensional (3D) porous scaffolds of poly(hydroxybutyrate-co-hydroxyvalerate) with 50% HV content. P(HB-50HV) was biosynthesized from bacteria Cupriavidus necator...
Theoretical and experimental investigation of solubility and Young's modulus models for polyhydroxybutyrate?based electrospun scaffolds
02/02/2023 - AbstractThe preparation technology of sustained release is a significant value of fragrance microcapsules. This article used quaternary ammonium chitosan (HACC) with antibacterial properties as the...
One-Step Oxidation of Orange Peel Waste to Carbon Feedstock for Bacterial Production of Polyhydroxybutyrate
30/01/2023 - Orange peels are an abundant food waste stream that can be converted into useful products, such as polyhydroxyalkanoates (PHAs). Limonene, however, is a key barrier to building a successful...
Hydrolysis, Biodegradation and Ion Sorption in Binary Biocomposites of Chitosan with Polyesters: Polylactide and Poly(3-Hydroxybutyrate)
27/01/2023 - The film binary composites polylactide (PLA)–chitosan and poly(3-hydroxybutyrate) (PHB)–chitosan have been fabricated and their functional characteristics, such as...
Carrier Variety Used in Immobilization of His6-OPH Extends Its Application Areas
24/01/2023 - Organophosphorus hydrolase, containing a genetically introduced hexahistidine sequence (His6-OPH), attracts the attention of researchers by its promiscuous activity in hydrolytic reactions with...
Simulated Environmental Conditioning of PHB Composites Reinforced with Barley Fibres to Determine the Viability of Their Use as Plastics for the Agriculture Sector
22/01/2023 - Nowadays, the search for new materials with a sustainable character to reduce the production of residues is under continuous research. In this sense, fully biodegradable composites based on...
Polylactide/poly[(R)?3?hydroxybutyrate] (PHB) blend fibers with superior heat?resistance: Effect of PHB on crystallization
18/01/2023 - Blending low content of poly[(R)?3?hydroxybutyrate?co?4?hydroxybutyrate] (P34HB??8 wt %) with poly(L?lactide) (PLLA) has proven effective in enhancing heat resistance of PLLA fibers. Unfortunately,...
Cocoa Bean Shell as Promising Feedstock for the Production of Poly(3-hydroxybutyrate) (PHB)
11/01/2023 - Cocoa bean shell (CBS), a by-product of the chocolate industry, has been employed as a substrate to obtain poly(3-hydroxybutyrate) (PHB) by fermentation with Bacillus firmus. With this aim,...
Influence of polymer compatibility and layer thickness on the structural and thermophysical properties of polymer multilayer films
26/12/2022 - Coextruded multilayer polymer films are promising packaging materials since their architecture and properties can be adjusted while the production technology is environmentally friendly. Here, the...
Biocompatibility and Antimicrobial Activity of Electrospun Fibrous Materials Based on PHB and Modified with Hemin
05/01/2023 - The effect of the hemin (Hmi) on the structure and properties of nanocomposite electrospun materials based on poly-3-hydroxybutyrate (PHB) is discussed in the article. The additive significantly...
Process Design for Value-Added Products in a Biorefinery Platform from Agro and Forest Industrial Byproducts
05/01/2023 - Agroforestry wastes are industrial byproducts available locally such as eucalyptus sawdust (EUC) and sugarcane bagasse (SCB). These byproducts can be used as lignocellulosic raw materials to produce...
Fabrication of eco?friendly superhydrophobic and superoleophilic PHB?SiO2 bionanofiber membrane for gravity?driven oil/water separation
27/12/2022 - AbstractTo make full use of the renewability of polylactide (PLA) and natural Eucommia ulmoides gum (EUG), novel fully sustainable thermal plastic vulcanizates (TPVs) with high toughness were...
Preparation and properties of soap?free emulsion of polyacrylate grafted by polyester with high HEMA content
27/12/2022 - Illustration of separation of oil–water mixture: (a) shaken oil–water mixture poured on PHB–SiO2(3) nanofibrous mat coated and uncoated meshes; (b, c) dispersion of mixture of oil and water on...
Preparation and Performance Evolution of Plasma Sprayed Abradable CuAl/PHB–NiAl Layered Seal Coatings
27/12/2022 - In this study, a double-layered CuAl/PHB-NiAl seal coating was prepared on a GH4169 substrate by atmospheric plasma spraying. The evolution of the microstructure and mechanical properties of the...