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Catalytic Degradation of Thermosetting Polymers in Sulfones under Atmospheric Pressure: Approaches and Techniques
Unmet Need: The imperative need for chemical recycling of thermosets and thermoset composites
Management of thermosetting polymers and their composites is becoming a serious public concern. The demand for an eco-friendly and economically viable recycling technology that is suitable for industrial scale-up is crucial. Performing chemical recycling...
Published: 1/30/2024
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Inventor(s): Jinwen Zhang, Baoming Zhao, Wangcheng Liu, Yiding Cao
Keywords(s):
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Polyurethane Composition with Enhanced Thermocompression Characteristics
Unmet Need: Challenges recycling and reprocessing polyurethane foams due to their thermoset behaviors
Polyurethane foams are thermosets and accordingly, at their useful end of life, it may be challenging to reuse or recycle such polyurethane foams. The reprocessing of polyurethane is usually a slow process, especially for those prepared from petroleum-based...
Published: 5/25/2023
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Inventor(s): Jinwen Zhang, Wangcheng Liu
Keywords(s): foam, polyurethane, vitrimer
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Post-consumer Cotton Waste Recycling for High-Quality Brand New Fibers
Unmet Need: Efficient use of textile waste
The worldwide fiber consumption for consumer textile products has been growing steadily in the past several decades due to population growth and living standard improvement. Given the fact that only about 15% of the post-consumer textiles are recycled, the number of textiles that contribute to the municipal...
Published: 6/7/2023
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Inventor(s): Hang Liu, Jinwen Zhang, Wangcheng Liu
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