In-situ Spontaneous Fabrication of Tough and Stretchable Polyurethane-Polyethyleneimine Hydrogels Selectively Triggered by CO2.
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DOI: 10.1002/marc.202200423
Abstract: We develop CO2 -triggered in-situ hydrogels from waterborne poly(ε-caprolactone)-based polyurethane (PU) dispersion and aqueous polyethyleneimine (PEI) solution without any other chemicals and apparatus (e.g., UV light). In our approach, non-toxic CO2 in air is used… read more here.
Keywords: polyurethane; polyethyleneimine; formation; situ spontaneous ... See more keywords