End group Functionality of 95 to 99%: Epoxide Functionalization of Polystyryl-Lithium Evaluated via Solvent Gradient Interaction Chromatography (SGIC).
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DOI: 10.1002/marc.202200560
Abstract: End group functionality is a key parameter of functional polymer chains. The end-capping efficiency of living polystyryl lithium with various epoxides, namely ethylene oxide (EO), ethoxy ethyl glycidyl ether (EEGE) and isopropylidene glyceryl glycidyl ether… read more here.
Keywords: solvent gradient; group functionality; group; end group ... See more keywords
Determination of End-Group Functionality of Propylene Oxide-Based Polyether Polyols Recovered from Polyurethane Foams by Chemical Recycling
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DOI: 10.1021/acs.macromol.3c00087
Abstract: Chemical recycling of polyurethane foams (PUFs) leads to partially aromatic, amino-functionalized polyol chains when the urethane groups in the PUF structure are incompletely degraded. Since the reactivity of amino and hydroxyl groups with isocyanate groups… read more here.
Keywords: group functionality; end group; chemical recycling;