简介: |
polyurethaneprepolymer(PUP)wasextrudedreactivelywithstarchtopreparemodifiedthermoplasticstarch(TPS).Resultsshowedthatpolyurethane(PU)micro-particleswereformedinsituandcross-linkedtothestarchmatrixthroughurethanelinkages.ThemodifiedTPSwithouthydrophilicplasticizerbecometough.Thereactiveextrusionisanovel,greenandefficientmethodforpreparingtoughTPS. |
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