Articles tagged with Biodegradability
Researchers developed a biodegradable polymer called polylactide (PLA) with RNA-inspired breaking points, which can break down faster in seawater. The degradation rate of the polymer can be tailored depending on the amount of breaking points, offering a potential solution to marine pollution.
Researchers have identified a bacterium, Ideonella sakaiensis, capable of degrading PET plastics and producing biodegradable PHA plastics. This finding addresses two pressing sustainability issues in the plastics industry.
Researchers have developed a biodegradable polymer coating that can block grease and oil in compostable paper packaging, reducing environmental impact. The coating's ester linkages break apart in water, allowing microorganisms to degrade it.
A team from Penn State has developed a method to print biodegradable electronics on complex geometries and potentially human skin. The technique uses low-cost, low-heat pulses of light to transfer zinc nanoparticles to the surface.
Researchers have developed ArtSea Ink, a colorful seaweed-based ink for 2D and 3D art that is biodegradable and stable over time. The ink uses mica pigments in alginate to create vibrant, pearlescent colors.
Researchers developed magnetic, biodegradable nanomaterials that reduced the likelihood of mice fathering pups for at least 30 days. The nanoparticles were non-toxic to cells and gradually eliminated from the body.
A recent ASU study reveals that up to 75% of polyvinyl alcohol (PVA) used in laundry and dish pods goes untreated in US wastewater treatment plants, amounting to around 8,000 tons released annually. This raises concerns about the environmental impact of these products, as PVA can sequester heavy metals and alter gas exchanges.
A team of researchers from the University of Canterbury has developed a method to turn previously non-recyclable biodegradable plastic into a foam that can be used as insulation in walls or flotation devices. The process involves dissolving carbon dioxide into the plastic, creating foaming.
Key findings suggest PHA's rapid biodegradability is overstated in real-world conditions, but it remains a better alternative to non-biodegradable plastics. Several companies are planning to switch their packaging to PHA-based materials soon.
Biologists studied the impact of environmental factors on ultrathin nanofibers of biopolymers, finding that water absorption depends on polymer structure. The results show that biodegradable nanofibers with a crystalline structure are more resistant to decomposition by water and ozone.
Researchers developed a biodegradable supercapacitor that can store electricity for hours, withstand thousands of charge cycles, and degrade naturally. The device uses a combination of cellulose nanofibers, carbon, and glycerin to achieve its capabilities.
A new project aims to develop a sustainable alternative to disposable plastics in take-away food packaging using upcycled grass fibres. Replacing plastic with bio-based packaging can reduce carbon emissions from production by approximately 210,000 tonnes CO2 annually.
Researchers at iCOUP have developed a chemical process that breaks down polyolefins into valuable biodegradable chemicals. These chemicals can be used as surfactants, detergents, pharmaceuticals, and cosmetics, offering a more sustainable alternative to traditional plastics.
Researchers have developed a safer, biodegradable alternative to conventional polyurethanes using fish waste. The new material, made from fish oil and amino acids, shows promising signs of breaking down in the environment.
Researchers at Tohoku University developed a biobattery-powered device that can deliver large molecule pharmaceuticals and extract interstitial fluid. The microneedle array, smaller than a pinky nail, uses electroosmotic flow to increase drug transmission rates and extraction speed.
KIT researchers have developed biodegradable printed displays using natural materials and industrially relevant production methods. These displays are compostable and can be reused or recycled, reducing electronic waste and environmental impacts.
A new research project at Aarhus University aims to create novel, biodegradable materials for sustainable electronics. The project, led by Assistant Professor Shweta Agarwala, uses materials science and printed electronics to develop materials that can replace traditional silicon-based components.
Researchers at the University of Pittsburgh have successfully used a new, biodegradable magnesium-alloy stent to treat pediatric laryngotracheal stenosis. The stent showed promising results in both lab testing and rabbit models, with low degradation rates and no adverse problems.
A four-year project aims to assess the breakdown of biodegradable plastics in open environments, exploring their impact on species and ecosystems. The study will also examine the effects of chemicals added to plastics on organisms and wider ecosystems.
Researchers have developed biodegradable tableware made from hybrid sugarcane and bamboo fibers, which breaks down in 60 days and is cleaner than traditional bioplastics. The new material has improved mechanical strength, grease resistance, and non-toxicity, with a significantly smaller carbon footprint.
Researchers have designed a highly sensitive implantable sensor that can monitor various forms of nitric oxide and nitrogen dioxide in the body. The device is made from biodegradable materials, including magnesium and silicon, which dissolve at a slow pace allowing it to function during recovery periods.
A randomized trial found that durable polymer drug-eluting stents are non-inferior to biodegradable polymers in patients with acute coronary syndrome, with a higher risk of device-oriented composite endpoint. The study suggests improved outcomes for patients with significant coronary stenosis and eligible for stent implantation.
The new patch uses leaves with fractal patterns to create a flexible, heat-transferable surface. This design enables rapid response times and prevents overheating, making it suitable for use in orthopedic treatments.
A new study by Anglia Ruskin University found that both traditional and biodegradable glitters can harm freshwater habitats. The presence of glitter reduced root length and chlorophyll levels in water, indicating a negative impact on phytoplankton and aquatic ecosystems.
Researchers created a biodegradable coating from natural polysaccharides that protects food from bacteria and toxins while decomposing harmlessly. The coating increased the shelf life of fruits by 2.5-8 times, and its use doesn't contaminate the environment.
A team from UNIGE has successfully replicated a nanoscale coating on different surfaces, mimicking the natural anti-reflective and anti-adhesive properties of fly eyes. The coating consists of two ingredients: retinin and corneal wax, which work together to generate a regular network of protuberances.
Researchers at Kazan Federal University developed a sunflower oil-based inhibitor to prevent gas hydrates and pipeline corrosion in the Arctic. The unique reagent showed high efficiency during laboratory tests, offering a budget-friendly solution with biodegradable properties.
Researchers created a self-healing polymer that can repair itself in one second, while retaining its original strength, and is also biodegradable and recyclable. The material mimics the squid's ability to heal itself in nature, with potential applications for robotic machines, prosthetic legs, and personal protective equipment.
Functional star-shaped polymers exhibit improved thermostability, making them suitable for medical diagnostics and targeted drug delivery. The study establishes a relationship between the synthesis conditions and the structure of the obtained compounds.
Researchers from Surrey's Advanced Technology Institute have developed a biodegradable motion sensor that can be paired with AI systems to recognize movements of distinct body parts, enabling self-powered sensors without chemical or wired power sources.
A team of researchers has created a novel organic and biodegradable compound for MRI contrast agents, eliminating the need for heavy metals like gadolinium. The new agent is developed by attaching an organic radical contrast agent to a plant virus and wrapping it in a protective chemical cage.
Researchers developed a synthetic conduit that bridges large nerve gaps, supporting recovery and accelerating neuronal healing. The device boosts nerve regeneration and improves motor skills in macaques, showing superior recruitment of cells that insulate nerves.
Boston University researchers have developed a biodegradable adhesive that can effectively stick to various surfaces, replacing traditional plastic adhesives. The adhesive's formula is easily adaptable to suit industrial and medical applications.
Researchers developed a new process using biodegradable chitosan nanoparticles to fabricate self-cleaning antireflective glass surfaces. The eco-friendly approach eliminates microplastic waste, a significant environmental concern.
Researchers at Martin-Luther-Universität Halle-Wittenberg have developed biodegradable rods containing an antibiotic to treat periodontal disease, reducing side effects and inflammation. The innovative treatment uses a combination of minocycline and magnesium stearate, releasing the antibiotic slowly and locally in the mouth.
Researchers at the University of the Basque Country and Colorado State University have developed a class of biorenewable, biodegradable plastics that promote the circular economy. The new materials have suitable mechanical and barrier properties similar to commercial materials currently used in packaging.
Researchers developed nontoxic, biodegradable viscoelastic carrier fluids to enhance fire retardant retention on wildfires-prone vegetation. Treating high-risk locations with these fluids may help prevent wildfires from starting during peak season.
A tiny biodegradable electronic circuit made from magnesium can release controlled amounts of painkillers over several days. The implant degrades safely inside the body after use.
Researchers developed a novel, biodegradable larvicide system using thymol from thyme essential oil, which is effective against Aedes aegypti mosquitoes. The system uses microcapsules made of corn starch particles to control the release of larvicide, making it suitable for small water containers and reducing environmental harm.
Researchers have developed a novel castor oil-based inhibitor to slow down gas hydrate plug growth, reducing the risk of accidents and financial burdens. The new compound has shown high efficiency as a kinetic hydrate inhibitor, offering improved biodegradability and environmental safety.
New Zealanders consider cigarette butts toxic to the environment, holding smokers primarily responsible. Researchers recommend increasing awareness of tobacco companies' role in creating tobacco product waste to foster political support for producer responsibility measures.
Researchers tested biodegradable, oxo-biodegradable and compostable plastic bags in three natural environments over a 3-year period. The results show that none of the bags reliably deteriorated within 3 years, with conventional polyethylene bags remaining intact.
A new study by the University of Plymouth found that biodegradable plastic bags remained functional as carrier bags for over three years when exposed to air, soil, and sea. The compostable bag completely disappeared after just three months in a marine environment, while others continued to show signs of deterioration but remained intact.
Researchers at Ohio State University have developed a strong and flexible bioplastic replacement for petroleum-based plastics, which could be used in food packaging and other applications. The new material combines natural rubber with bioplastic and has shown improved toughness without significant loss of strength.
Researchers have discovered a squid protein that can be processed into fibers and films for applications in health monitoring, self-healing recyclable fabrics and sustainable textiles. The protein's unique properties make it an eco-friendly alternative to plastics.
Researchers developed a biodegradable edible film made with plant starch and antimicrobial compounds to control the growth of foodborne pathogens on seafood. The film successfully killed vibrio and salmonella bacteria, which are linked to gastrointestinal problems when consumed.
The University of California San Diego is awarded $2 million to create novel methods for manufacturing biologically based monomers used in making polyurethane polymers. The project aims to produce cost-competitive algae-based products for various plastics found in everyday items.
The University of Pittsburgh engineers have created a transparent flexible material by combining silk fibroins with carbon nanotubes, exhibiting desirable optical mechanical and chemical properties. This breakthrough has potential applications in wearable and implantable electronic devices, as well as sensors for biomedical use.
Researchers are developing a biodegradable and bioactive hydrogel material that can be injected into the heart to promote cardiac repair after a heart attack. The goal is to significantly increase stem cell recruitment, accelerate cardiac repair and improve cardiac function.
A research team at UGA New Materials Institute has synthesized a food contact polymer to create a commercially viable, fully biodegradable plastic straw. The straws must perform as well as traditional plastic straws and be cost-effective over their entire life cycle.
Researchers at Binghamton University have created a biodegradable, paper-based battery that is more efficient and easy to produce than previous designs. The hybrid paper battery uses a combination of paper and engineered polymers to give it biodegradable properties.
Researchers are creating self-guided packages made of biodegradable materials to map coastlines and sea bottoms. These devices aim to dissolve upon reaching shore, providing up-to-date information on potentially hostile regions. Additionally, a swarm of drones will be developed using cameras, sonar, and sensors to evade tracking, with ...
Researchers at the University of Texas at Arlington have developed a highly elastic biodegradable hydrogel for bio-printing of materials that mimic natural human soft tissues. The material can generate multiple types of human soft tissues, including skin, skeletal muscles, blood vessels, and heart muscles.
UConn researchers have created a biodegradable pressure sensor that can be implanted in the body to monitor conditions like chronic lung disease and swelling of the brain. The sensor emits a small electrical charge when pressure is applied, allowing for non-invasive monitoring and potential treatment via electrical stimulation.
Penn State researchers have developed a flexible, biodegradable optical fiber that can deliver light into the body for medical applications. The fiber, made of citrate-based polymer, enables ultrafine tuning of refractive index differences and allows for bending and stretching without damage.
Researchers at ETH Zurich have created biocompatible microsensors made from magnesium wire and compostable polymer for temperature measurement in food products. The sensors are thin, flexible, and can function for up to 67 days before dissolving, making them suitable for monitoring fish shipments.
Researchers have developed biodegradable cellulose microbeads that can replace harmful plastic ones contributing to ocean pollution. The beads are made from cellulose, a renewable source, and break down into harmless sugars, reducing the risk of harming marine life.
Stanford researchers have created a new wave of flexible and biodegradable electronics that can break down in weak acid. The devices use a semiconductive polymer that can decompose, making them suitable for wearable sensors or environmental monitoring applications.
A research team has discovered a 'helical molecular glue' that attracts two structurally-different clockwise-helical molecules. This finding opens the door to creating new polymer materials with various properties. The discovery was made using poly(lactic acid) and other related polymers.
CuanTec develops durable, antimicrobial, and biodegradable food packaging for seafood using a biopolymer from shellfish. The company aims to reduce £60 million annual losses in the seafood sector by converting waste into valuable products.