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Bysynthesingofacastpolyurethane(PU)elastomers,effectofdifferentpolyolsonthestructureandpropertiesofpolyurethaneelastomersbasedonIPDIwerestudied.TheirstructurewerecharacterizedbyFT-IRandtheirmechanicalproperties,solventresistanceanddynamicperformanceweretest.Theresultsshowedthatpolyesterol-2456polyurethaneelastomerhadthebestphysicalproperties,andHTPB-basedpolyurethaneelastomerhadthebestsolventresistanceandthedynamicperformance. |
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