Chemistry

Ultrasound converts waste paper into valuable chemicals

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Green chemistryLigninSonochemistry

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Researchers at the University of Illinois Urbana-Champaign have developed a method to convert lignin, a plant-based waste product from papermaking, into more valuable renewable chemicals using sound waves and water droplets. The technique offers a fast and simple approach to upcycling this abundant industrial byproduct. Lignin is typically discarded or burned for energy despite being one of the most plentiful organic polymers on Earth.


This process could help the paper industry extract additional value from waste materials while producing renewable chemical feedstocks. The method may provide an economically viable pathway to reduce industrial waste and create sustainable alternatives to petroleum-based chemicals.


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Researchers at the University of Illinois Urbana-Champaign have developed a fast, simple way to turn lignin, a plentiful plant-based byproduct of the papermaking industry, into potentially more valuable renewable chemicals.

Source: Sound waves and water droplets transform paper waste into higher-value chemical compound