In a win for chemistry, inventors at the Department of Energy’s Oak Ridge National Laboratory have designed a closed-loop path for synthesizing an exceptionally tough carbon-fiber-reinforced polymer and later recovering all of its starting materials.
Tag: Recycling
An Exploration of Producer Responsibility Recycling Policies Shows They Can Overcome Challenges
Countries with established plastic Extended Producer Responsibility regulations and landfill bans often have higher recycling rates.
Recycling study demonstrates new possibilities for a circular plastics economy powered by renewable energy
Researchers at the University of Illinois Urbana-Champaign demonstrated a way to use electricity to recycle polyoxymethylene (POM), a form of plastic that’s growing in use but more challenging to recycle.
Breakthrough Polymer Research Promises to Revolutionize Recycling
A team of researchers led by Brent Sumerlin, of the University of Florida, has made a breakthrough with the potential for a new method for recycling plastic that promises to lower the energy requirement without sacrificing the quality of the plastic.
Making Renewable, Infinitely Recyclable Plastics Using Bacteria
In a study published today, researchers successfully engineered microbes to make biological alternatives for the starting ingredients in an infinitely recyclable plastic known as poly(diketoenamine), or PDK.
Recycled Aluminum Offers Energy, Emissions and Electric Vehicle Battery Range Savings
Scrap aluminum can now be collected and transformed directly into new vehicle parts using an innovative process being developed by the automotive industry, in particular for electric vehicles.
What can we do about all the plastic waste?
The Institute for the Cooperative Upcycling of Plastics (iCOUP) is helping to address the plastic waste accumulation problem by developing the science needed to turn used plastic into valuable materials.
Media Tip: Scientists enhance recyclability of post-consumer plastic
Scientists at the U.S. Department of Energy’s (DOE) Institute for Cooperative Upcycling of Plastics (iCOUP) have developed a new method for recycling high-density polyethylene (HDPE).
Strong metaphorical messages can help tackle toxic e-waste
Consumers told that not recycling their batteries ‘risked polluting the equivalent of 140 Olympic swimming pools every year’ were more likely to participate in an electronic waste recycling scheme, a new study has found.
Waste warriors: black soldier flies turn food scraps into value
They’re the creepy crawlies with a voracious appetite, so when it comes food waste, black soldier fly larvae are nature’s number one composters. Now, these wriggly grubs are helping South Australia’s food bowl stay clean and green as part of a sustainable food initiative from Mobius Farms.
UCI study finds 53 percent jump in e-waste greenhouse gas emissions between 2014, 2020
Greenhouse gas emissions into the atmosphere from electronic devices and their associated electronic waste increased by 53 percent between 2014 and 2020, including 580 metric tons of carbon dioxide in 2020 alone, according to University of California, Irvine researchers.
Call for Abstracts – The 11th International Symposium on Feedstock Recycling of Polymeric Materials (ISFR)
The Center of Excellence on Petrochemical and Materials Technology together with Chulalongkorn University’s Department of Chemical Technology (Faculty of Science), the Petroleum and Petrochemical College, and Research Association for Feedstock Recycling of Plastics (FSRJ) (Japan) cordially invite all interested to join the “11th International Symposium on Feedstock Recycling of Polymeric Materials (ISFR)” on November 29 – December 2, 2022 at Nongnooch Garden Pattaya, Chonburi, Thailand. The event will be one of the first carbon-neutral events to be held in Thailand.
Studies in Bangladesh detail how e-waste recycling exposes workers to chemicals
“Discarded electronics contain a lot of different types of toxic chemicals, metals and carcinogens, which can affect the environment and human health. Our research is looking into the extent of environmental pollution and human health effects from electronic waste,” Aich says.
Wind turbine blades could someday be recycled into sweet treats
Wind power is becoming popular, but disposing of huge turbine blades is a problem. Today, scientists report a composite resin for making these behemoths that could be recycled into new blades or many other products, including gummy bears. They will present their results at ACS Fall 2022.
Plastic Upcycling: From Waste to Fuel for Less
Plastic upcycling efficiently converts plastics to valuable commodity chemicals while using less of the precious metal ruthenium. The method could recycle waste plastic pollution into useful products, helping keep it out of landfills.
Story tips: Drought-resistant crops, hydropower, AI for atomic measurement, controlling refrigerants and recycling e-waste
Story tips: Drought-resistant crops, hydropower, AI for atomic measurement, controlling refrigerants and recycling e-waste
End-of-life plan needed for tens of thousands of wind turbine blades
A new study led by the University of South Australia indicates tens of thousands of wind turbine blades will end up in landfill by the end of the decade unless end-of-life programs are established soon.
Reshaping Global Policies for Circular Economy
Circular economy may not always be effective or even desirable owing to the spatiotemporal dimensions of environmental risk of materials, and variability of global policies.
Fueling Innovation: New collaboration with University of Utah tackles nuclear waste
It’s one of the most persistent questions in nuclear energy: What about the waste? A new collaboration between Idaho National Laboratory and the University of Utah hopes to answer that question by making fuel recycling a reality for advanced reactors.
Step Toward a Circular Economy?
Polyethylene terephthalate (PET) is one of the most common plastics. Discarded PET most often ends up in landfills or in the environment because the rate of recycling remains low.
Improve recycling compliance by using this technique in PSAs
A specific messaging strategy used in a public service announcement (PSA) video can effectively encourage New Yorkers who struggle with recycling compliance to properly separate their trash from recycling, according to the results of a University at Buffalo study.
Two CMI technologies named 2021 R&D100 Award winners
Two technologies developed by the Critical Materials Institute (CMI) won 2021 R&D 100 Awards in the Mechanical Devices/Materials category.
Turning Plastic Grocery Bags into Sustainable Fuel
In Journal of Renewable and Sustainable Energy, by AIP Publishing, researchers from Caltech report using catalytic pyrolysis to turn plastic wastes into a valuable fuel source. They focused on recycling plastic and upgrading plastic into other products or converting it to a vapor with heat, which met a catalyst and turned into the desired fuel-like product.
UCI becomes two-time recipient of STARS Platinum rating for sustainability efforts
For a second time, the University of California, Irvine has achieved a rare platinum rating through the Association for the Advancement of Sustainability in Higher Education’s Sustainability Tracking, Assessment & Rating System, maintaining its status as one of the environmentally outstanding universities in the world.
Research guides future of plastic waste chemical recycling
New research from Cornell University aims to ease the process of chemical recycling – an emerging industry that could turn waste products back into natural resources by physically breaking plastic down into the smaller molecules it was originally produced from.
Researchers Demonstrate Technique for Recycling Nanowires in Electronics
Researchers have demonstrated a low-cost technique for retrieving nanowires from electronic devices that have reached the end of their utility and then using those nanowires in new devices. The work is a step toward more sustainable electronics.
Bio-based coating for wood outperforms traditional synthetic options
Researchers have used lignin, a natural polymer abundant in wood and other plant sources, to create a safe, low-cost and high-performing coating for use in construction. The coating is non-toxic, hydrofobic, it retains wood’s breathability and natural roughness while being resistant to colour changes and abrasion.
University of Portsmouth becomes the first non-US partner of a new project to tackle plastic pollution in the USA
The University of Portsmouth is now a key member of a collaborative effort funded by the United States Department of Energy (DOE) and industry to tackle the growing global crisis of plastic waste.
Turning Plastic into Foam to Combat Pollution
In Physics of Fluids, researchers have developed a method to turn biodegradable plastic knives, spoons, and forks into a foam that can be used as insulation in walls or in flotation devices. The investigators placed the cutlery into a chamber filled with carbon dioxide. As pressure increased, the gas dissolved into the plastic. When they suddenly released the pressure in the chamber, the carbon dioxide expanded within the plastic, creating foaming.
Story tips: Stealthy air leak detection, carbon to chemicals and recycling goes large
ORNL story tips: Stealthy air leak detection, carbon to chemicals and recycling goes large
Battery parts can be recycled without crushing or melting
Researchers at Aalto University have discovered that electrodes in lithium batteries containing cobalt can be reused as is after being newly saturated with lithium. In comparison to traditional recycling, which typically extracts metals from crushed batteries by melting or dissolving them, the new process saves valuable raw materials, and likely also energy.
The Future Looks Bright for Infinitely Recyclable Plastic
Plastics are ubiquitous, but they’re not practical. Less than 10% are recycled, and the other ~8 billion tons are creating a pollution crisis. A Berkeley Lab team is determined to change that. A new analysis shows producing and recycling their game-changing new plastic could be easy and cheap enough to leave old plastics in the dust.
Is battery recycling environmentally friendly?
In a new study, researchers at Aalto University have investigated the environmental effects of a hydrometallurgical recycling process for electric car batteries. The carbon footprint of the raw material obtained by the recycling process studied is 38% smaller than that of the virgin raw material. The difference is even greater if copper and aluminium recovered during mechanical pre-treatment are included.
Polystyrene waste is everywhere; scientists just found a way to break it down
Scientists at the U.S. Department of Energy’s Ames Laboratory and their partners from Clemson University have discovered a green, low-energy process to break down polystyrene, a type of plastic that is widely used in foam packaging materials, disposable food containers, cutlery, and many other applications.
Paper or Plastic? OU Chemical Engineers Work to Make Plastic Bags Recyclable and Compostable
Single-use plastic bags continue to pose a global environmental challenge, as their composition and form makes them difficult to recycle, and hundreds of years are required for them to degrade fully in the environment. While reusabable shopping bags offer an earth-friendly option, what if plastic bags could be recycled or placed in our composts?
NSF Awards OU Faculty Member $2 Million Emerging Frontiers in Research and Innovation Grant
Not all plastics are created equally – from milk jugs and soda bottles, which are readily recyclable, to multi-layered packaging that increases shelf life and requires less material but is less recyclable – the challenge is for researchers to design a process that allows more of the plastics we use in our everyday lives to end up in our recycle bins rather than the local landfill.
How is San Antonio reducing its solid waste?
Composting services provide many benefits in urban areas
ORNL, DOE unveil new capabilities for advanced manufacturing recycling and autonomous vehicles
Oak Ridge National Laboratory and Department of Energy officials dedicated the launch of two clean energy research initiatives that focus on the recycling and recovery of advanced manufacturing materials and on connected and autonomous vehicle technologies.
New recycling method could make polyurethane sustainable
Researchers report in ACS Central Science a way to recycle used polyurethanes into equivalent or even higher-value items.
Taking textiles from trash to treasure
Researchers are turning waste denim into acoustic insulation materials
Microbes far beneath the seafloor rely on recycling to survive
Scientists from Woods Hole Oceanographic Institution reveal how microorganisms could survive in rocks nestled thousands of feet beneath the ocean floor in the lower oceanic crust.
Transforming potato waste into new industry for Australia
Four of the largest potato producers in Australia want to convert 100% of their potato waste into commercial benefit.
Cobalt supply can meet demand for electric vehicle and electronics batteries
Supplies of the cobalt are adequate in the short term, but shortages could develop down the road if refining and recycling aren’t ramped up or made more efficient, according to research published in ACS’ Environmental Science & Technology.
Why It Matters: China Doesn’t Want Your Trash
For years, China processed more than half of the world’s plastic recycling. Then, in 2018, it stopped. Things have gotten messy since then.
Upcycling polyethylene plastic waste into lubricant oils
Researchers reporting in ACS Central Science have developed a catalyst that can transform polyethylene –– the type of plastic used to make grocery bags –– into high-quality liquid products, such as motor oils and waxes.
New Unprinting Method Can Help Recycle Paper and Curb Environmental Costs
Rutgers-led study shows the benefits of removing toner with pulses of intense xenon light Imagine if your printer had an “unprint” button that used pulses of light to remove toner, curbing environmental impacts compared with conventional paper recycling. A Rutgers-led…