Materiales
Materiales
This 3D printer can figure out how to print with an unknown material
08/04/2024
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While 3D printing has exploded in popularity, many of the plastic materials these printers use to create objects cannot be easily recycled. While new sustainable materials are emerging for use in 3D...
Plant-based plastic releases nine times less microplastics than conventional plastic
04/04/2024
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A newly developed plant-based plastic material releases nine times less microplastics than conventional plastic when exposed to sunlight and seawater, a new study has found.
New approach for rapid process stabilization of plastics
27/04/2023
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Plastic materials are prone to degradation by atmospheric oxygen. These auto-oxidation reactions occur at ambient temperature but become especially relevant during melt processing. Adding...
Converting used COVID-19 facemasks into green absorbents for carbon capture
21/03/2023
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The emergence of COVID-19 in early 2020 has led to an increase in medical waste, including used facemasks, which has become a new threat to public health and the environment. Despite being in a...
Researchers patent water-soluble plastic material based on potato starch
13/03/2023
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The University of Alicante Waste, Energy, Environment and Nanotechnology (REMAN) research group has developed a process for obtaining a water-soluble plastic material based on potato starch, which...
Degradation of plastic waste using newly developed biocatalysts
09/02/2023
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The plastic materials polyurethane and polyvinyl alcohol can now be degraded under mild conditions with the help of enzymes as biocatalysts.
Achieving photovoltaic power generation for over 1,000 continuous hours, efficiency more than 20%
09/10/2022
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NIMS has developed a durable 1-cm2 perovskite solar cell capable of generating electricity for more than 1,000 continuous hours at a photoelectric conversion efficiency (i.e., power generation...
MANUFACTURE OF HEAT EXCHANGERS VIA HYBRID WELDING
02/10/2022
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A method for forming a hybrid heat exchanger is provided. The method includes laser-texturing a metal surface to create a plurality of microstructures and subsequently melt-bonding a plastic...
Using molecular simulations to study self-assembling 'associating polymers'
29/08/2022
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When plastic materials are processed or recycled, their fundamental properties can degrade due to damage caused by deformation. Recycling processes tend to break molecular bonds inside the materials,...
First long-term evidence of microplastic pollution from deep water layers of the open ocean
05/07/2022
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For the first time, scientists from the Leibniz Institute for Baltic Sea Research Warnemünde (IOW) analyzed a long-term sample series on microplastic pollution in the Northeast Atlantic from 2000 m...
Pioneering recycling turns mixed waste into premium plastics with no climate impact
30/06/2022
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Only a fraction of the material that could be turned into new plastic is currently recycled. Researchers at Chalmers have now demonstrated how the carbon atoms in mixed waste can replace all fossil...
Scientists discover greener route to widely used industrial material
08/05/2022
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Scientists from Cardiff University have taken a step towards a greener, more sustainable way of creating a plastic material found in a range of items from toothbrushes and guitar strings to medical...
Bioactive and sustainable plastic material made by reusing pineapple residues
12/04/2022
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A group of researchers from the University of Alicante Department of Analytical Chemistry, Nutrition and Food Sciences has been working, since the end of 2021, on a project on development of natural...
Study outlines challenges to ongoing clean-up of burnt and unburnt nurdles along Sri Lanka's coastline
30/11/2021
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When a fire broke out on the deck of the M/V XPress Pearl cargo ship on May 20, 2021, an estimated 70-75 billion pellets of preproduction plastic material, known as nurdles, spilled into the ocean...
Improving plastic waste separation with magnetic fields
24/11/2021
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In 2018, 61.8 million metric tons of plastic waste was produced in the European Union with only 9.4 million metric ton recycled. This constitutes a huge amount of plastic waste, which rapidly needs...
Shaping a sustainable future for a common plastic
21/11/2021
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Polyurethane is one of the world's most widely used plastic materials, but it's often overlooked in our daily lives. Yet whether you're at home, at work or in your vehicle, it is usually not far...
Tougher, safer bicycle helmets using a new plastic material
22/07/2021
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As cities worldwide expand their networks of cycling paths and more cyclists take to the streets, the chances of cycling accidents and potential collisions increase as well, underscoring the need for...
Advances in cellulose-based food packaging material move to testing phase of industrial production
28/01/2021
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VTT is testing Thermocell plastic film made of cellulose and fatty acids in the production of food packaging in cooperation with Arla Foods, Paulig, and Wipak. Thermocell plastic material, which is...
Efficient solid-state depolymerization of waste PET
25/01/2021
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Plastic pollution has become one of the most complex environmental issues, especially in the context of increasing production and demand for plastic materials. While innovations in polymer chemistry...