HYDROGEN-BONDING INDUCED CHANGE OF CRYSTALLIZATION BEHAVIOR OF POLY（BUTYLENE SUCCINATE） IN ITS MIXTURES WITH BISPHENOL A-中国Betway体育网页登陆

摘要 Inthepresentwork,theblendofpoly(butylenesuccinate)(PBS)andbisphenolA(BPA)waspreparedbysolutionmixing,andtheintermolecularinteractionsbetweenthetwocomponentswerecharacterizedbyacombinationofnuclearmagneticresonance(NMR)andFouriertransforminfraredspectroscopy(FTIR).Theresultsshowedthatintermolecularhydrogen-bondingformsbetweenthecarbonylgroupofPBSandphenolhydroxylofBPA.WiththeincreaseofBPAcontent,morehydrogenbondswereformed.TheeffectofhydrogenbondingonthecrystallizationbehaviorofPBSwasinvestigatedbydifferentialscanningcalorimetry(DSC)andpolarizedopticalmicroscopy(POM).TheresultsshowedthattheoverallisothermalcrystallizationkineticsandthespherulitegrowthrateofPBSdecreasewiththeincreaseofBPAcontent,whilethePBSspherulitesizeincreaseswithBPAcontent.

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HYDROGEN-BONDING INDUCED CHANGE OF CRYSTALLIZATION BEHAVIOR OF POLY（BUTYLENE SUCCINATE） IN ITS MIXTURES WITH BISPHENOL A

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