| 簡介： |
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Thenonisothermalcrystallizationbehaviorofpoly(phenylenesulfide)(PPS)withdifferentheattreatmenttimewasstudiedbymeansofdifferentialscanningcalorimetry(DSC)atvariouscoolingrates.ThedegreeofcrosslinkingofPPSincreasewiththeincreaseoftheheattreatmenttime.Thecross-linkingintroducesnodesamongthemacromoleculesandthusreducesthefreedomdegreeoftheirchainsegments,aswellasformnetsturcture,thatmakethecrystallizationprocessoccuringinhightemperaturerange,andchangethetypeofnucleationandthegeometryofcrystalgrowth. |
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