NettetPolyurethane foams (PUFs) have attracted attention as biomaterials because of their low adhesion to the wound area and suitability as biodegradable or bioactive materials. The composition of the building blocks for PUFs can be controlled with additives, which provide excellent anti-drug resistance and biocompatibility. Herein, nanosized Cu-BTC … Nettet4. jan. 2024 · Li Y, Ragauskas AJ (2012) Kraft lignin based rigid polyurethane foam. J Wood Chem Technol 32:210–224. Article Google Scholar Motloung MP, Ojijo V, Bandyopadhyay J, Ray SS (2024) Cellulose nanostructure-based biodegradable nanocomposite foams: a brief overview on the recent advancements and perspectives. …
Lignin-Polyurethane Based Biodegradable Foam - Semantic Scholar
Nettet1. apr. 2024 · Natural gums, mainly composed of polysaccharides, are green feedstock to synthesize a variety of functional materials. Herein we report Moringa oleifera gum (MOG) to synthesize new bio-based polyurethane foam (MOG-PUF), wherein MOG acts as polyol for reaction with 4,4′−diphenylmethanediisocyanate via urethane linkages. MOG … energy disaggregation python
Renewable Polyurethanes from Sustainable Biological Precursors
Nettet27. jan. 2024 · As two-dimensional (2D) nanomaterials with high photothermal conversion performance, MXenes have great potential for applications in photothermal-assisted crude oil recovery. In this study, MXene nanosheets modified a lignin-based polyurethane foam obtained with solar-to-heat conversion properties for heavy oil recovery. The … Nettet7. mar. 2024 · This study was focused on evaluating the suitability of a wide range of lignins, a natural polymer isolated from different plant sources and chemical extractions, in replacing 20 wt.% of petroleum-based polyol in the formulation of PU flexible foams. The main goal was to investigate the effect of unmodified lignin incorporation on the foam’s … NettetIn the present work, lignin was extracted from pine needles, a considerable bio-waste material, and was used as the polyol for the synthesis of polyurethane foam (PUF). … energy dispatch racetrac