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61,005 resultsShowing papers similar to Low-Quality Coffee Beans Used as a Novel Biomass Source of Cellulose Nanocrystals: Extraction and Application in Sustainable Packaging
ClearExtraction and Application in Sustainable Packaging
Researchers developed bio-based methylcellulose films reinforced with cellulose nanocrystals (CNCs) extracted from low-quality coffee beans as a sustainable alternative to petroleum-based plastic food packaging. The extracted CNCs showed needle-like morphology (~221 nm length), 65.75% crystallinity, and good thermal stability, providing a promising path to reduce microplastic accumulation in trophic chains.
Utilization of spent coffee grounds as fillers to prepare polypropylene composites for food packaging applications
Researchers used waste coffee grounds as filler material in polypropylene plastic composites to improve sustainability and reduce reliance on virgin plastic. Adding natural biomass waste to plastic formulations can reduce the total plastic content in consumer products, though the composites still produce microplastic fragments during use.
Renewable cellulosic nanocomposites for food packaging to avoid fossil fuel plastic pollution: a review
Researchers reviewed how cellulose nanoparticles extracted from plant biomass can replace petroleum-based plastics in food packaging, finding that adding just 1–5% cellulose nanoparticles significantly improves strength, reduces oxygen and water vapor permeability, and keeps packaging biodegradable. The review positions cellulose nanocomposites as a scalable, eco-friendly alternative to fossil-fuel plastics that contribute to microplastic pollution.
Cellulose Nanopaper: A Study of Composition and Surface Modifications to Develop Sustainably-Sourced Alternatives to Plastics
This study developed cellulose nanopaper — derived from wood pulp — with surface modifications to improve its properties as a sustainable alternative to petroleum-based plastic packaging films. The research addresses the need for biodegradable packaging materials that reduce the plastic waste that becomes microplastic contamination.
Development of Films from Spent Coffee Grounds’ Polysaccharides Crosslinked with Calcium Ions and 1,4-Phenylenediboronic Acid: A Comparative Analysis of Film Properties and Biodegradability
Researchers developed biodegradable films from polysaccharides extracted from spent coffee grounds crosslinked with calcium ions, demonstrating a pathway to convert a high-volume food industry byproduct into sustainable packaging materials.
Utilizing the Antioxidant Properties of Coffee By-Products to Stabilize Bioplastics
This study developed bioplastic films stabilized with antioxidants from coffee production byproducts, improving their resistance to oxidation and light degradation. Bioplastics that resist premature degradation while remaining fully biodegradable are important for reducing microplastic generation from compostable packaging.
Micro/nanoscaled cellulose from coffee pods do not impact HT-29 cells while improving viability and endosomal compartment after C. jejuni CDT intoxication
Researchers investigated the safety and functional properties of micro/nanoscaled cellulose derived from coffee pods, finding no significant impact on HT-29 intestinal cells while demonstrating improved mechanical and barrier properties relevant to food packaging applications.
Recent Advances in Cellulose Nanofiber Modification and Characterization and Cellulose Nanofiber-Based Films for Eco-Friendly Active Food Packaging
This review covers advances in cellulose nanofibers, a plant-based material being developed as an eco-friendly alternative to plastic food packaging. These nanofibers are biodegradable, can be extracted from agricultural waste, and can be enhanced with antimicrobial or barrier properties. Replacing conventional plastic packaging with bio-based films like these could help reduce the microplastic contamination that enters the food supply.
Xyloglucan films from tamarind kernels reinforced with chemically modified cellulose nanospheres
Researchers developed biodegradable films from tamarind kernel xyloglucan reinforced with chemically modified cellulose nanospheres as an alternative to conventional plastic food packaging. The bio-based films showed improved mechanical and barrier properties, offering a renewable approach to reducing microplastic and nanoplastic generation from the food packaging sector.
Investigating the characteristics of carboxymethyl cellulose film as a possible material for green packaging
Researchers developed biodegradable carboxymethyl cellulose films from agricultural waste as a potential sustainable alternative to conventional plastic food packaging. Replacing single-use plastics with biodegradable packaging is directly relevant to reducing the source of microplastic pollution, as conventional packaging is a major contributor to plastic fragmentation in the environment.
Nanocellulose as Sustainable Bio-Nanomaterial for Packaging and Biomedical Applications
This review examines the potential of nanocellulose, a material derived from plant fibers, as a sustainable alternative to conventional plastics in packaging and biomedical applications. Researchers found that nanocellulose can provide effective moisture and gas barriers when used in paper-based packaging, reducing the need for plastic coatings. The study highlights nanocellulose as a biodegradable, renewable material that could help address both plastic waste and food preservation challenges.
Towards Sustainable Textiles: Microplastics, Coffee, and Closing the Loop
Researchers investigated both microplastic pollution from textile use and the potential of coffee fruit (cascara) waste as a raw material for sustainable cellulosic fibers, finding that pressure-sensitive adhesive substrates effectively capture microplastics from water and that cascara offers a promising bio-based alternative to conventional synthetic textile production.
Utilization of Disposable Paper Cups for Production of Cellulose Acetate Based Film
Researchers investigated the conversion of disposable paper cups -- a common food service waste stream with a polyethylene plastic lining -- into cellulose acetate film as a sustainable alternative to conventional plastic films. The study characterized the resulting biopolymer film for its properties and evaluated the approach as a strategy for valorizing paper cup waste.
Effect of the Addition of Fique Bagasse Cellulose Nanoparticles on the Mechanical and Structural Properties of Plastic Flexible Films from Cassava Starch
This paper is not about microplastics — it develops biodegradable flexible films from cassava starch reinforced with cellulose nanoparticles derived from fique plant waste, focusing on sustainable packaging material properties.
Free standing nanocellulose films – fabrication methods, surface engineering and recyclability
This review examines fabrication methods, surface engineering approaches, and recyclability of free-standing nanocellulose films, highlighting their potential as sustainable alternatives to synthetic plastic films across various applications.
SYNTHESIS AND CHARACTERIZATION OF NANOCRYSTAL CELLULOSE DERIVED FROM Parkia biglobosa POD
Researchers synthesized and characterized nanocrystalline cellulose (NCC) from Parkia biglobosa pod waste using standard isolation procedures, confirming its structure via FTIR, SEM-EDX, XRD, TGA, and DTG analysis and finding that NCC exhibited higher crystallinity and greater thermal stability than raw pod powder, suggesting potential as a reinforcing agent for green composites.
Lignocellulose-Based Materials for Food Packaging: A Biorefinery Perspective
Not directly relevant to microplastics — this review focuses on lignocellulose-based (paper and cardboard) materials as sustainable alternatives for food packaging, mentioning microplastics only briefly as a motivation for reducing conventional plastic use.
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.
Biodegradable carboxymethyl cellulose based material for sustainable packaging application
Researchers converted sugarcane agricultural waste into carboxymethyl cellulose and blended it with gelatin and agar to create a biodegradable plastic film suitable for food packaging, demonstrating a low-cost, environmentally friendly alternative to conventional petroleum-based packaging materials.
Development of Eco-Friendly Packaging Films from Soyhull Lignocellulose: Towards Valorizing Agro-Industrial Byproducts
Researchers developed a biodegradable packaging film from soyhull waste, a byproduct of the soybean industry, as an alternative to petroleum-based plastics. The film showed good barrier and mechanical properties suitable for food packaging applications. This type of innovation is important because replacing conventional plastic packaging with biodegradable alternatives could reduce the generation of microplastics that contaminate food and the environment.
Preparation and Characterization of Cellulose Nanoparticles from Agricultural Wastes and Their Application in Polymer Composites
Researchers developed eco-sustainable bio-nanocomposite materials by extracting cellulose nanoparticles from agricultural waste such as rapeseed straw, demonstrating their potential as renewable, biodegradable alternatives to synthetic nanomaterials.
Nanocellulose Bio-Based Composites for Food Packaging
This review explores the use of nanocellulose-based bio-composites as sustainable alternatives to synthetic plastic packaging in the food industry. Researchers found that nanocellulose materials offer improved mechanical strength, barrier properties, and biodegradability compared to conventional plastics. The study highlights how these plant-derived materials could help reduce plastic packaging waste while maintaining food quality and safety standards.
Advances in Cellulose-Based Packaging Films for Food Products
This review covers recent advances in cellulose-based packaging films as sustainable alternatives to petroleum-based plastics, examining how different cellulose structures and derivatives enable versatile film properties for food packaging applications.
Biosourced spherical microbeads from brewer's spent grain for sustainable personal hygiene products
Researchers developed biosourced spherical microbeads from brewer's spent grain as a sustainable substitute for petrochemical plastic microbeads used as exfoliating agents in personal care products. The bio-based particles were characterized for size, shape, and mechanical properties to confirm suitability for cosmetic formulations.