Polymers – Page 4
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BusinessRecycling plastic with enzymes
Carbios can return even hard-to-recycle polyester fibres and textiles to their constituent monomers
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ResearchPlastic waste and CO2 converted into hydrogen and feedstock chemical using sunlight
PET acts as electron donor for photocatalytic process that produce syngas and chemical feedstock
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BusinessBio-based plastics compete for space
From drop-in replacements to new polymers, what role will renewable materials play in a sustainable future?
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ResearchBurning plastic waste for energy at odds with carbon neutrality
Forecast says carbon dioxide emissions from plastic waste-to-energy conversion will exceed those from fossil fuels by middle of the century
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ResearchLadder-like polymer that could halt electrical overheating divides opinion
Questions raised over reported structure and whether the polymer can even perform as researchers hope
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ResearchRecycling wind turbine blades by breaking them down into their constituent chemicals
Thermoset plastics that normally end up in landfill can be selectively depolymerised using a ruthenium catalyst
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BusinessMaking oil and water mix by encapsulation
Italian start-up Sphera Encapsulation can protect lipophilic food ingredients in aqueous environments
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ResearchPulsed pyrolysis offers better way to breakdown plastics into their building blocks
US team hopes that catalyst-free system could be greener and more efficient than than other depolymerisation attempts
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ResearchRedesigned biopolymer solves thermal stability challenge
Chemical redesign makes PHAs easier to process and recycle
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ResearchRapid alternating polarity brings new life to 189-year-old electrochemical reaction
A more sustainable approach to the Kolbe reaction could reduce chemists’ reliance on oil-derived materials
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NewsMicroplastic pollution purged from contaminated water using ultrasound
Prototype device concentrates plastic particles in flowing water with sound waves, removing over 70% of small plastic particles and 82% of larger ones
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ResearchWired-up symbiotic multi-organism can turn sunlight and air into valuable proteins
Symbiont could enable microfactories to produce biochemicals for food, farming and drugs
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ResearchUsed masks and plastic packaging turned into high-octane fuel at low temperatures
Endothermic reaction coupled with an exothermic one to keep the processes energy costs down
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ResearchA safer, coral-friendly sunscreen is on the horizon
Polymeric UV filter doesn’t harm algae, coral or mice in tests
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ResearchWood that traps carbon dioxide could make buildings cleaner and greener
Integral metal–organic framework could let wood in construction sequester greenhouse gas
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BusinessTransforming sawdust with ultrasound
Bio-Sep can break down biomass and extract valuable molecules without damaging them
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ResearchPolymer shows some backbone as it becomes first with extended metal spine
Construction process for 21-atom-long one-dimensional nickel wires could find use in nanoelectronics
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FeatureThe wonderful wizards of wood
Clever chemistry can turn humble timber into a sustainable material with many uses, Kit Chapman finds
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