High‐Performance Poly(ester‐Imide)s with Low Dielectric Constant and Low Dissipation Factor at 10 GHz via Cross‐Linking of Polymer Backbones
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DOI: 10.1002/macp.202500345
Abstract: Poly(ester‐imide)s (PEIs) are well‐known for their ultralow dissipation factor (Df) of 0.003 at 10 GHz recently. However, the dielectric constant (Dk) and Df seem to be two difficult‐to‐reconcile indexes in PEIs, a relatively high Dk… read more here.
Keywords: dielectric constant; ester imide; dissipation factor; cross linking ... See more keywords
Fabrication and characterization of the novel bionanocomposite poly(ester-imide-sulfonamide)s/Ag film coated on glass bead for inactivation of E. coli
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DOI: 10.1007/s00289-021-03782-y
Abstract: In this investigation, a novel biodegradable poly(ester-imide-sulfonamide)s (PEIS)s containing natural amino acids in the backbone of polymer was synthesized. The dehydrogenase activity assay approved the biodegradability of synthesized polymers under soil burial and non-toxicity behavior… read more here.
Keywords: ester imide; microscopy; glass; imide sulfonamide ... See more keywords
Noncovalent azopoly(ester imide)s: Experimental study on structure-property relations and theoretical approach for prediction of glass transition temperature and hydrogen bond formation
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DOI: 10.1016/j.polymer.2017.02.044
Abstract: Abstract Novel azosystems possessing chemical architecture that allows for noncovalent attachment of the azobenzene or azopyridine chromophores to poly(ester imide) matrix via hydrogen bonding were fabricated. Chosen physicochemical properties including the ability of the chromophores… read more here.
Keywords: ester imide; bond formation; hydrogen; hydrogen bond ... See more keywords