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1,292 Current news about the topic polymers

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Chain length determines molecular colour

Chemical adjustments within the molecules themselves can generate a broad palette of colours

09-Apr-2021

Researchers at ETH Zurich have developed fluorescent polymers whose colour can be easily tuned. Depending on their length, the polymers emit a different colour. Potential applications include biomedicine, security printing and solar energy. Around the world, a huge amount of research and ...

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A new type of battery that can charge ten times faster than a lithium-ion battery created

Moreover, it is safer in terms of potential fire hazards and has a lower environmental impact

08-Apr-2021

It is difficult to imagine our daily life without lithium-ion batteries. They dominate the small format battery market for portable electronic devices, and are also commonly used in electric vehicles. At the same time, lithium-ion batteries have a number of serious issues, including: a potential ...

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Researchers first to link silicon atoms on surfaces

First time to produce a silicon polymer

01-Apr-2021

A team consisting of various working groups from the fields of chemistry and physics are now the first to have linked silicon atoms on surfaces. From silicon polymers, the researchers hope for innovative material properties and new, promising candidates for potential applications. Materials such ...

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Evonik and InnovationLab bring new battery technology to the market

Printed solid-state batteries impress with their long cycle life

23-Mar-2021

Evonik presents at the virtual exhibition LOPEC a new material technology for printable batteries. Together with the company InnovationLab, the specialty chemicals group proves the integration of TAeTTOOz® technology in printed electronics to open up new applications. TAeTTOOz® was develop based ...

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The expanding possibilities of bio-based polymers

Researchers present a new route to prepare biobased polyesters with tuneable properties

04-Mar-2021

Finding innovative and sustainable solutions to our material needs is one of the core objectives of green chemistry. The myriad plastics that envelop our daily life - from mattresses to food and cars - are mostly made from oil-based monomers which are the building blocks of polymers. Therefore, ...

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Fabricating the future with a new environment friendly method of polymerization

Insights into a novel environment friendly method of polymerization involving non-metallic organocatalysts opens doors to efficient polymeric products

01-Mar-2021

Many materials in the modern world--from the plastics that dominate it to the electronic chips that drive it--are constructed of polymers. Given their ubiquity and the evolving requirements of our world, finding better and more efficient methods of making them is an ongoing research concern. In ...

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Producing more sustainable hydrogen with composite polymer dots

16-Feb-2021

Hydrogen for energy use can be extracted in an environmentally friendly way from water and sunlight, using photocatalytic composite polymer nanoparticles developed by researchers at Uppsala University. In laboratory tests, these "polymer dots" showed promising performance and stability alike. How ...

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A show of force: Novel polymer that toughens up and changes color upon mechanical stress

04-Feb-2021

A fascinating and crucial ability of biological tissue, such as muscle, is self-healing and self-strengthening in response to damage caused by external forces. Most human-made polymers, on the other hand, break irreversibly under enough mechanical stress, which makes them less useful for certain ...

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Degradable sugar-based polymers may store and release useful molecular freight

Options for chemical plastic recycling

25-Jan-2021

Degradable, bio-based polymers offer options for chemical recycling, and they can be a tool to store and release useful molecules. Scientists have developed a class of sugar-based polymers that are degradable through acid hydrolysis. The researchers also integrated “cargo” molecules in the ...

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Shall they go with the flow?

If and how a polymeric solution will flow in a nanoporous material

18-Dec-2020

Printing with an ink-jet printer is part of daily life, but the same technology finds more complex applications in electronics and in protein separation. These applications, considered futuristic only few decades ago, rely on the quality of the printing process which depends on the flow of the ...

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