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Papers
61,005 resultsShowing papers similar to Innovative solutions and challenges to increase the use of Poly(3-hydroxybutyrate) in food packaging and disposables
ClearA Biodegradable Composite of Poly (3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) with Short Cellulose Fiber for Packaging
Researchers developed biodegradable composite materials by incorporating short cellulose fibers into PHBV biopolymer, addressing the polymer's narrow processing window and improving its suitability for sustainable packaging applications.
Poly(3-hydroxybutyrate) Nanocomposites with Cellulose Nanocrystals
This review examined poly(3-hydroxybutyrate)/cellulose nanocrystal nanocomposites as biodegradable alternatives to petroleum-based plastics, covering preparation routes and how cellulose nanocrystals improve thermal stability, mechanical strength, and barrier properties. The authors concluded that using low-value biomass feedstocks to produce both components could support a viable circular bio-based economy for sustainable packaging.
Copolymers and Blends Based on 3-Hydroxybutyrate and 3-Hydroxyvalerate Units
This paper is not about microplastics. It reviews the biodegradable biopolymer PHBV (poly(3-hydroxybutyrate-co-3-hydroxyvalerate)), covering its production, properties, degradation behavior, and applications in various sectors. While PHBV is studied as a potential biodegradable alternative to conventional plastics, this paper focuses on polymer science and materials engineering rather than microplastic pollution.
Polyhydroxybutyrate: a review of experimental and simulation studies of the effect of fillers on crystallinity and mechanical properties
This review covers experimental and simulation studies on how various fillers affect the crystallinity and mechanical properties of polyhydroxybutyrate (PHB), a biodegradable polymer candidate for replacing petroleum-based food packaging plastics. The authors synthesize findings on filler types, loading levels, and processing conditions that optimize the balance between biodegradability and structural performance.
Biobased poly(3-hydroxybutyrate acid) composites with addition of aliphatic polyurethane based on polypropylene glycols
This study developed biodegradable composites by blending poly(3-hydroxybutyrate), a natural bioplastic produced by bacteria, with aliphatic polyurethanes to improve its mechanical properties and thermal stability. Improving bioplastic performance is important for replacing conventional petroleum-based plastics that persist in the environment.
A review on poly(3-hydroxybutyrate-co-3-hydroxyhexanoate) [P(3HB-co-3HHx)] and genetic modifications that affect its production
This review examined the properties, biodegradation behavior, and application potential of the biopolymer P(3HB-co-3HHx), a polyhydroxyalkanoate with mechanical properties comparable to common commodity plastics. The authors assess its viability as a drop-in replacement for single-use plastics, medical devices, and packaging with genuine end-of-life biodegradability.
Atomization of Microfibrillated Cellulose and Its Incorporation into Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) by Reactive Extrusion
Researchers prepared biodegradable food packaging films from PHBV bioplastic reinforced with microfibrillated cellulose. These green composite materials offer a potential alternative to petroleum-based plastic packaging, which is a major source of environmental microplastic pollution.
Polyhydroxyalkanoates biosynthesis, resulting polymer structures, and plasticization
This review examines polyhydroxyalkanoates (PHAs), a class of biodegradable biopolymers synthesized by microorganisms, discussing strategies including plasticizers and monomer inclusion to overcome the brittleness and processing challenges of the most common PHA, poly(3-hydroxybutyrate).
A Review on Current Strategies for the Modulation of Thermomechanical, Barrier, and Biodegradation Properties of Poly (Butylene Succinate) (PBS) and Its Random Copolymers
This review covers strategies for modifying the thermomechanical, barrier, and biodegradation properties of poly(butylene succinate) and its copolymers, positioning PBS as one of the most promising biodegradable plastics for replacing conventional commodity polymers. The authors synthesize research on blending, copolymerization, and nanofiller incorporation as approaches to tailor PBS performance for specific packaging and agricultural applications.
Multilayer Sheets Based on Double Coatings of Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) on Paper Substrate for Sustainable Food Packaging Applications
Researchers developed biodegradable multilayer food packaging by double-coating paper substrates with poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) using a thermo-sealing technique, finding that the PHBV coatings improved mechanical resistance, moisture barrier properties, and ductility compared to uncoated paper while offering a sustainable alternative to petrochemical polymer coatings.
Enhancing the Mechanical Properties of Inherently Brittle, Biobased and Biodegradable Polyhydroxybutyrate (PHB) Polymer by Cotton Fibre Reinforcement and Interfacial Grafting
This study developed biobased and biodegradable packaging films by modifying PLA and PBSA blends, achieving improved flexibility and toughness compared to brittle pure PLA, with the goal of replacing fossil-fuel-based packaging materials with compostable alternatives.
Recycled Poly(hydroxybutyrate-co-valerate) as Food Packaging: Effect of Multiple Melt Processing on Packaging Performance and Food Contact Suitability
Researchers examined whether biodegradable PHBV polymer could be recycled through repeated melt processing for food packaging use, finding that multiple extrusion cycles degraded mechanical properties but maintained crystalline structure and barrier performance, while also assessing the migration potential of any neo-formed chemicals into food.
Extrusion Coating of Paper with Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV)—Packaging Related Functional Properties
A biopolymer called PHBV was applied as a coating on paper to create a biodegradable food packaging material, and the coated paper performed well for moisture and oxygen barrier properties. This is relevant to reducing plastic packaging waste, which is a major source of environmental microplastic pollution.
Bio-Polyester/Rubber Compounds: Fabrication, Characterization, and Biodegradation
This paper is not about microplastics; it investigates biodegradable bioplastic blends made from polyhydroxybutyrate and natural rubber as potential alternatives to fossil-based plastics.
Preparation and characterization of innovative poly(butylene adipate terephthalate)‐based biocomposites for agri‐food packaging application
Researchers prepared and characterized composite materials combining biodegradable PBAT polymer with calcium-phosphate glass particles, finding that increasing filler content improved stiffness by up to 82% while maintaining biodegradable properties for agri-food packaging applications.
Valorization of Agricultural Waste Lignocellulosic Fibers for Poly(3-Hydroxybutyrate-Co-Valerate)-Based Composites in Short Shelf-Life Applications
This paper is not about microplastics; it develops biodegradable PHBV composite films reinforced with agricultural lignocellulosic fibers (almond shell and rice husk) as a sustainable packaging alternative to conventional plastics.
Properties and Degradation Performances of Biodegradable Poly(lactic acid)/Poly(3-hydroxybutyrate) Blends and Keratin Composites
Researchers tested biodegradable blends of polylactic acid and polyhydroxybutyrate with added keratin waste as fillers, assessing how well the composites degrade. The work contributes to developing plastic alternatives that break down in the environment rather than persisting as microplastics.
Valorization of agro-industrial waste from the cassava industry as esterified cellulose butyrate for polyhydroxybutyrate-based biocomposites
This study produced biodegradable biocomposites from cassava pulp microcrystalline cellulose and in-house synthesized polyhydroxybutyrate (PHB) biopolymer. The cassava agro-industrial waste-based materials offer a sustainable alternative to petroleum-based plastics for packaging applications, with the potential to reduce environmental microplastic accumulation.
Influence of microbial biomass content on biodegradation and mechanical properties of poly(3-hydroxybutyrate) composites
This paper is not about microplastics — it studies how adding microbial biomass (algae and cyanobacteria) to a biodegradable polyester (PHB) accelerates its degradation rate in soil.
In silico Characterization of Natural Blending Agents in Conjunction with Polyhydroxybutyrate (PHB) to Solicit Biopolymer film with Improved Thermal Stability
Researchers used computational simulations to investigate blending polyhydroxybutyrate (PHB) with biodegradable polymers, particularly pectin, to address PHB thermal stability limitations. They found that the PHB-pectin blend produced a 346.92 K increase in glass transition temperature compared to pure PHB, indicating substantially improved thermal performance for bioplastic film applications.
Sustainable Polyhydroxyalkanoate Production from Food Waste via Bacillus mycoides ICRI89: Enhanced 3D Printing with Poly (Methyl Methacrylate) Blend
Not relevant to microplastics — this study develops a process for producing the bioplastic polyhydroxybutyrate (PHB) from food waste using bacteria, then blends it with poly(methyl methacrylate) for use as a 3D printing filament.
Microbial Production of Biopolymer Polyhydroxybutyrate (PHB): Current Challenges and its Application
This review examines the microbial production of polyhydroxybutyrate (PHB), a biodegradable polyester produced by microorganisms as an energy and carbon storage compound, covering current production challenges and industrial applications. The study discusses PHB as a biopolymer alternative to petroleum-based plastics, addressing cost, yield, and scalability barriers limiting its commercial adoption.
Fast, inexpensive, and reliable HPLC method to determine monomer fractions in poly(3-hydroxybutyrate-co-3-hydroxyvalerate)
Researchers developed a fast, inexpensive HPLC method for accurately determining monomer fractions in poly(3-hydroxybutyrate-co-3-hydroxyvalerate), a biodegradable microbial plastic copolymer. The method provides a reliable alternative to existing techniques for supporting bioprocess control and mathematical modeling in bioplastic production.
Poly(Lactic Acid) / Polyester Blends: Review of Current and Future Applications
This review covers PLA blends with petroleum-based polyesters (PBT, PET) as a strategy to overcome PLA limitations including slow biodegradation, high cost, and low toughness, summarizing current research on blend compatibility, mechanical properties, and potential application areas.