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Development and Application of Reinforced and Toughened Filling Masterbatch
Withtherapiddevelopmentofpolymerscienceandtechnology,society'srequirementsforpolymermaterialsarealsoincreasing.Itisoftendifficultforasinglepolymermaterialtomeetthisrequirement,anditisnecessarytomodifythepolymermaterialbymeansofalloying,blending,andcompounding(abbreviatedasabc)inordertomaximizethecharacteristicsofeachcomponentandgiveasinglematerialGoodqualitynotavailable.Theresearchanddevelopmentofhigh-performancecompositematerialshavebecomeanimportantpartofcontemporaryhightechnologyandanimportantdevelopmenttrendofpolymermaterials.Itismovingtowardshighspecificstrength,highspecificmodulus,hightoughness,hightemperatureresistance,corrosionresistance,andresistance.Wearandotherdevelopments.Amongthem,bothtoughenedandreinforcedpolymercompositematerialshavebecomeahotspotofengineeringplasticsmodificationresearch.However,fromtheperspectiveofmaterialsscience,strengthandtoughnessaretwoparticularlyimportantbutcontradictorymechanicalpropertiesofstructuralmaterials.Theproblemofsimultaneousreinforcementandtougheningofmaterialshasalwaysbeenoneoftheimportantproblemstobesolvedinpolymermaterialsscience.. Generallyspeaking,therigidparticlesfilledintothepolymermatrixcaneffectivelyimprovethestrength,stiffnessanddimensionalstabilityofthematerial,butatthesametimeitisveryeasytocausetheincreaseofpolymerbrittleness.Tougheningthermoplasticswithelastomers,whilestiffening,reducesthestiffness,strength,andtemperatureofthematerial.Thepolymer/elastomer/fillerthree-phasecompositematerialformedbyaddingrigidparticlesandrubberatthesametimebymechanicalblendingcanbalancethecontradictionbetweentherigidityandtoughnessofthematerialwithinacertainrange,butitcannotsimultaneouslyobtainhigh-strengthandhigh-performancepolymermaterials..Therefore,sincethe1980s,newwaystomodifypolymerswithnon-elastomers(rigidparticles)havebeenproposed.FundedbytheNationalNaturalScienceFoundationofChinaKeyLaboratory,thislaboratoryfirstcarriedoutbasicandappliedbasicresearchonpolymerinelastictougheninginChina.Afteryearsofhardwork,wereplacedinorganicrubbertoughenedpolymercompositematerialswithrigidinorganicparticlesandThetougheningmechanismhasbeensystematicallystudiedindepth,andbreakthroughshavebeenmade.Intheory,itisclarifiedthatinadditiontotherequirementsontheparticlesizeandparticlesizedistributionofthefiller,thetoughenedpolymerofinorganicrigidparticlesmustproposeanewstructuralformforitsinterfacialphasestructure,thatis,ithasgoodembeddingarounduniformlydispersedrigidparticlesTheinterfaceiscombinedwithaflexibleinterfacephaseofacertainthickness,sothatwhenthematerialisdamaged,itcannotonlyinducesilverstreaks,stopcrackexpansion,butalsotriggertheshearyieldofthematrixundercertainmorphologicalandstructuralconditions,therebydissipatingalargeamountofimpactenergy.However,theabove-mentionedinterfacialphasestructureisformedduringthereactiveextrusionprocess,thematerialperformanceisunstable,theoperationcycleislong,anditisdifficulttocontrol,soitisdifficulttoputthehighrigidityandhightoughnesspolymercompositematerialdevelopedinthelaboratoryintoindustrializationIntheproductionstage,underthesupportofthenational"863"project,theideaofpreparinghigh-performancecompositematerialswithreinforcedandtoughenedmasterbatchwasputforward,andundertheguidanceofthisidea,successfullydevelopedreinforcedandtoughenedfillerforpolypropyleneMasterbatchandtougheningagentmasterbatchfornylonmodification.Thedevelopmentofreinforcedandtoughenedfillermasterbatchinvolvesalargenumberofedgedisciplines:interfacemoleculardesign,physicalandchemicalmodificationoffillerandpolymersurfaces,surfaceperformancecharacterization,synthesisofinterfacecompatibilizers,interfaceinteraction,rheologicalbehavior,fillerdispersionspeedAndthedegreeofdispersion,thecrystallizationbehaviorofthepolymer,themechanicalpropertiesofthematerial,themechanismofstrengtheningandtoughening,soitisaverycomplexandverymeaningful.Afterstudyingtherelationshipbetweenthesurfacepropertiesofinorganicparticles,themicrostructureofthedispersedphaseandthemechanicalpropertiesofthematerials,wesummarizedthefourbasicprinciplesrequiredtopreparehigh-performancepolymercompositeswithreinforcedandtoughenedfillermasterbatchandcreativelysolvedtheinorganicThekeytechnicalproblemsofuniformdispersionofparticlesandinterfacialcombinationarethroughtheuseofefficientinterfacemodifiersandtheapplicationofreactiveextrusionprocessingmethods,andtherealizationofasmallamountofrubberinsituinfiltrationandcoatingofinorganicrigidparticleshasbeensuccessfullydeveloped.Anewtypeofpolymer/inorganicparticle"shell-core"reinforcedandtoughenedfilledmasterbatchwithmonodisperseinorganicparticlesasthecoreandasmallamountofelastomerastheshell. Reinforcedandtoughenedfilledmasterbatchhasthefollowingcharacteristics: 1.Theadditionoffilledmasterbatchnotonlycansignificantlyimprovetheprocessingrheologicalpropertiesofthepolymer,butalsocanbequicklyandevenlydispersedagaininthepolymermatrix.Therefore,thecompositeprocessoffilledmasterbatchandpolymerissimplifiedfromsecondaryprocessingtoOne-timeprocessingbecomespossible. 2.Theadditionofthe
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2011-03
Mitsui Chemicals (Shanghai) Co., Ltd. awarded Shenyang Siwei Polymer Plastic Co., Ltd.
On January 26, Mitsui Chemicals (Shanghai) Co., Ltd. awarded Shenyang Siwei Polymer Polymer Co., Ltd. the 2010 TAFMER Outstanding Agent Award, although Shenyang Siwei Co., Ltd. only officially became Mitsui Chemicals (Shanghai) Co., Ltd.’s
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2011-01
Mitsui Chemicals (Shanghai) Co., Ltd. awarded Shenyang Siwei High Polymer Plastics Co., Ltd.
On January 26th, Mitsui Chemicals (Shanghai) Co., Ltd. awarded Shenyang Siwei High Polymer Plastics Co., Ltd. the 2010 TAFMER Excellent Agent Award. Although Shenyang Siwei Company only officially became the agent of Mitsui Chemicals (Shanghai) Co., Ltd.'s TAFMER in 2009, through the concerted efforts of our company and the unremitting efforts of our sales personnel, we achieved a brilliant performance of 4,000 tons in 2010. As a member of Shenyang Siwei, this is something to be proud of.
Year-end leisure vacation-Gongchangling skiing
On January 22 and 23, the company organized employees to go to Liaoyang Gongchangling Ski Resort to start a two-day one-night leisure holiday.
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We adhere to the business philosophy of hospitality with
integrity and strength management
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