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61,005 resultsShowing papers similar to Cellulose-Based Aerogels for Environmentally Sustainable Applications: A Review of the Production, Modification, and Sorption of Environmental Contaminants
ClearCellulose aerogels in water pollution treatment: Preparation, applications and mechanism
This review explores how cellulose aerogels, derived from the most abundant natural polymer on Earth, can be used to treat water pollution including microplastic contamination. Researchers found that these biodegradable materials offer a promising sustainable alternative for water treatment due to their unique porous structure, high surface area, and ease of functionalization.
Advancements in Cellulose-Based Superabsorbent Hydrogels: Sustainable Solutions across Industries
This review explores how cellulose-based superabsorbent materials, made from sustainable plant sources, are being developed as eco-friendly alternatives to synthetic hydrogels for use in agriculture, medicine, and pollution control. These biodegradable materials could help reduce the growing microplastic problem caused by conventional synthetic hydrogels that break down into persistent plastic fragments in the environment.
Dialdehyde modified and cationic aerogel for efficient microplastics adsorption from environmental waters
Scientists developed a plant-based aerogel material that can efficiently absorb microplastics from water, achieving removal rates above 90% across a wide range of water conditions. The material maintained its effectiveness after eight reuse cycles, making it a practical and eco-friendly solution. This type of technology could help reduce microplastic levels in rivers, lakes, and reservoirs that supply drinking water.
Aerogels Fabricated from Wood-Derived Functional Cellulose Nanofibrils for Highly Efficient Separation of Microplastics
Researchers developed aerogel filters from chemically modified wood-derived cellulose nanofibrils that achieved up to 100% efficiency in removing polystyrene microplastics from water. The aerogels captured microplastics through a combination of physical entrapment, electrostatic interaction, and hydrogen bonding, and maintained their effectiveness over eight filtration cycles. The study demonstrates a promising green technology using sustainable materials for addressing microplastic pollution in aquatic environments.
Rapid adsorption of directional cellulose nanofibers/3-glycidoxypropyltrimethoxysilane/polyethyleneimine aerogels on microplastics in water
Researchers developed a cellulose nanofiber aerogel modified with polyethyleneimine for rapidly adsorbing microplastics from water. The study found that the aerogel reached adsorption equilibrium within just 20 minutes and followed established kinetic and isotherm models. These findings suggest that modified cellulose-based aerogels could serve as effective, green materials for removing microplastic contamination from water bodies.
A Review on the Modification of Cellulose and Its Applications
This review summarizes recent advances in cellulose modification techniques and applications, including its use as a sustainable alternative to synthetic polymers. The study discusses how modified cellulose materials could help address plastic pollution by providing biodegradable substitutes for conventional plastic products.
An Updated Overview of Silica Aerogel-Based Nanomaterials
This review covers the properties, production methods, and applications of silica aerogels, which are ultra-lightweight materials with tiny pores and excellent insulating abilities. While not about microplastics specifically, silica aerogel composites are being explored as potential tools for filtering and removing microplastics from water due to their high porosity and ability to be combined with other functional materials. The review provides background on a technology that could contribute to future microplastic cleanup solutions.
Potential of Nanocellulose for Microplastic removal: Perspective and challenges
Researchers reviewed how nanocellulose — tiny fibers derived from plant cell walls — can capture and remove microplastics from water through its large surface area and adaptable chemistry, positioning it as a promising, naturally biodegradable filter material. While early results are encouraging, further research is needed to optimize how nanocellulose works at scale in real drinking water and wastewater treatment systems.
Germination-induced nanoarchitectonic assembly of quinoa protein at neutral pH and its aerogels for microplastic removal
Researchers used germination-induced protein fibrillation of quinoa protein at neutral pH to fabricate low-cost aerogels capable of removing polystyrene and polyethylene microplastics from water. The plant-based aerogels achieved high adsorption capacity without requiring acidic or energy-intensive processing, offering a sustainable alternative for MP remediation.
Degradable quaternary ammonium salt-modified rice straw cellulose/chitosan composite aerogel for high-efficiency microplastic adsorption
Researchers created a quaternary ammonium salt-modified cellulose/chitosan composite aerogel from discarded rice straw and tested it for microplastic adsorption, achieving high removal efficiency and capacity while using a waste-based feedstock to address an emerging pollution problem.
Effects of microcrystalline cellulose on some performance properties of chitosan aerogels
Researchers developed bio-based aerogels from chitosan reinforced with microcrystalline cellulose, testing their physical and mechanical properties. This work explores sustainable, biodegradable materials that could reduce reliance on conventional petroleum-based plastics.
Efficient microplastics adsorption in aqueous environments via bidirectional ordered graphene oxide/nanocellulose aerogels
Researchers developed a new material made from graphene oxide and nanocellulose that can effectively remove microplastics from water. The aerogel absorbed up to 241 milligrams of microplastics per gram of material and maintained over 80% efficiency after 20 reuse cycles. This kind of reusable filter technology could help reduce the amount of microplastics reaching drinking water sources and the food chain.
rGO/BC nanocomposite aerogels exhibit recyclable adsorption of organic solvents and oils with enhanced flame resistance
Despite its title referencing aerogels for adsorption, this paper studies nanocomposite materials made from bacterial cellulose and graphene oxide for absorbing organic solvents and oils — not microplastic pollution. It examines how these recyclable aerogels can soak up industrial liquids like dichloromethane and pump oil and is not relevant to microplastics or human health.
Bacterial cellulose biopolymers: The sustainable solution to water-polluting microplastics
Researchers developed bacterial cellulose (BC) biopolymer filters as a sustainable alternative to petroleum-based polymer filters used in wastewater treatment plant microplastic removal. BC filters showed high MP capture efficiency and are biodegradable, addressing both microplastic pollution and the environmental costs of conventional synthetic filter maintenance.
Biodegradable taro stem cellulose aerogel: A simple approach for adsorbing microplastics and dyestuffs contaminants
Scientists created a biodegradable aerogel from waste taro stems that can effectively absorb both microplastics and dye pollutants from water. The material maintained strong performance across different water conditions and could be reused for at least five cycles, offering a green solution for removing multiple contaminants from water simultaneously.
Biowaste derived sustainable carbon aerogels/polyvinylidene fluoride composites for effective removal of organic pollutants/oils
Researchers created carbon aerogel composites from biological waste combined with a fluorinated polymer to remove oil spills and organic pollutants from water. The sustainable, low-cost material showed strong performance for environmental cleanup applications, including potential use in addressing plastic-associated contamination.
Advancing bacterial cellulose biopolymers & hydrogels to remediate microplastic pollution
Researchers developed bacterial cellulose biopolymers and hydrogels as biodegradable alternatives to fossil-fuel-based filters for removing microplastics from wastewater, optimizing operational parameters using response surface methodology. Results showed removal efficiencies of up to 99% for concentrated MP suspensions, with flow cytometry, electron microscopy, and ATR-FTIR confirming the flocculation mechanism and the potential for large-scale industrial application.
Biobased Composite Aerogels for Efficient Flow-Through Capture of Nanoplastics via Multimodal Interfacial Interactions
Scientists created a new sponge-like filter made from natural materials that can remove nearly 100% of tiny plastic particles from water. These nanoplastics are so small they're invisible to the naked eye but pose potential health risks when they get into drinking water. The filter works efficiently with very little energy, offering a promising way to clean up water contaminated with plastic pollution.
Construction of porous sodium alginate/TEMPO-oxidized cellulose composite aerogel for efficient adsorption of crystal violet dye in wastewater
This paper is not about microplastics — it describes a porous aerogel material made from alginate and cellulose for removing cationic dyes from wastewater.
A Comprehensive Review of Natural Polymer‐Based Adsorbents for Microplastic Removal
This review evaluates natural polymer-based materials, including chitosan, cellulose, and alginate, as adsorbents for removing microplastics from water. Researchers found that these renewable materials can achieve removal efficiencies often above 90% through mechanisms including physical interception, hydrophobic interactions, and electrostatic attraction, making them promising candidates for sustainable water treatment systems.
Emerging Porous Materials for Adsorptive Removal of Microplastics and Nanoplastics from Aquatic Environments: A Review
This review summarizes recent advances in using porous materials, including sponges, aerogels, hydrogels, metal-organic frameworks, and carbon-based adsorbents, to remove microplastics and nanoplastics from water. Researchers found that adsorption using these materials is a promising, cost-effective approach that outperforms conventional water treatment methods for plastic particle removal. The study identifies key challenges and future research directions for developing practical adsorbents for real-world plastic pollution mitigation.
Nanocellulose for Wastewater Treatment
This review examines the potential of nanocellulose, a material derived from plant fibers, as an eco-friendly solution for removing contaminants from polluted water. Researchers found that nanocellulose's large surface area and ability to be chemically modified make it effective at capturing heavy metals, dyes, and other pollutants. The study suggests this renewable material could serve as a sustainable alternative to conventional water treatment methods.
Fish Gill-Inspired Bidirectional Porous Polysaccharide Aerogels for Micro/Nanoplastics Removal
Researchers developed a fish gill-inspired bidirectional porous aerogel made from chitosan and other polysaccharides for removing micro- and nanoplastics from water. The biomimetic structure allowed efficient capture of plastic particles across a wide size range while maintaining good water flow. The study presents a sustainable filtration approach using biodegradable materials that could address the challenge of removing tiny plastic particles from freshwater systems.
Cellulose-Based Materials as a Sustainable Alternative to Plastics: Mitigating Environmental Pollution Through Biodegradability and Reduced Toxicity
This research review shows that materials made from cellulose (the stuff in plant cell walls) could replace regular plastics and help protect human health. Unlike regular plastics that break down into tiny harmful pieces called microplastics that get into our food and water, cellulose materials naturally break down into safe, non-toxic compounds. Making the switch could reduce the plastic pollution that's contaminating our environment and potentially harming our health.