陶氏环氧产品大全七柔韧性1改性液体2膜片
陶氏环氧产品大全(七)柔韧性(1)改性液体2
D.E.R.?750LiquidEpoxyResinisadi-functionalreactivediluentmodifiedreactionproductofpichlorohydrinwithbisphenol-A.D.E.R.750LiquidEpoxyResinisalowviscosity,dipropyleneglycoldiepoxidemodifiedstandardbisphenol-Abasedliquidepoxyresin.Typically,bisphenol-A-epichlorohydrinbasedepoxyresinsandotherdi-ormulti-functionalresins,containingthearomaticringstructure,willcuretohard,rigidcompositionshavingratherlowimpactandelongationcharacteristics.D.E.R.750EpoxyResinhasbeendesignedtoimpartflexibilitytowhatmayotherwiseberatherbrittle,epoxybindersystems.
二、D.E.N.TM750
1、概述
D.E.R.?750LiquidEpoxyResinisadi-functionalreactivediluentmodifiedreactionproductofepichlorohydrinwithbisphenol-A.
2、简介
D.E.R.750LiquidEpoxyResinisalowviscosity,dipropyleneglycoldiepoxidemodifiedstandardbisphenol-Abasedliquidepoxyresin.Typically,bisphenol-A-epichlorohydrinbasedepoxyresinsandotherdi-ormulti-functionalresins,containingthearomaticringstructure,willcuretohard,rigidcompositionshavingratherlowimpactandelongationcharacteristics.D.E.R.750EpoxyResinhasbeendesignedtoimpartflexibilitytowhatmayotherwiseberatherbrittle,epoxybindersystems.Itsreducedviscosityversusstandardliquidepoxyresinsoffersimprovedsurfacewettingandbetteradhesion.Thereactivediluentincreasespotlifeaswellasflexibilityandimpactresistance.Thereactivediluentlimitsthesolventresistancesomewhatwhereasanimprovedacidresistancecanbeobservedwhencuredatroomtemperatures.
Abroadrangeofcuringagentsisavailabletocurethisepoxyresinatambienttemperatures.Mostfrequentlyusedarealiphaticandcycloaliphaticpolyaminesandmodifiedversionsofthese.Elevatedtemperaturecureisrequiredtodevelopfullendpropertiesifanhydrideorcatalyticcuringagentsareemployed.
Usedincombinationwithcycloaliphaticamine-epoxyadductcuringagents,binderscanbeformulatedwithimprovedelongationatbreak.Theimprovedflexibilitymakestheseformulationsespeciallysuitableforapplicationssuchascivilengineeringcompounds(crackbridging)oradhesives.Incombinationwithanhydridesoraminecuringagentsandasuitableelevatedtemperaturecuringschedule,thetoughnessoffiberreinforcedcompositescanbeimprovedsignificantly.
3、典型应用
Thisproductissuitableforuseinapplicationssuchas:Adhesives、CastingandTooling、CivilEngineering、Composites、MarineandProtectiveCoatings、PottingandEncapsulationokmart.com。
4、典型性能
5、安全和处理
TheDowChemicalCompanyprovidesitscustomerswithaproductspecificMaterialSafetyDataSheet(MSDS)orSafetyDataSheet(SDS)tocoverpotentialhealtheffects,safehandling,storage,useanddisposalinformation.DowstronglyencouragesitscustomerstoreviewtheMSDSorSDSonitsproductsandothermaterialspriortotheiruse.D.E.R.?750LiquidEpoxyResinissuppliedinbulkorin225kgtight-headdrums.Theresinshouldbestoredinadryplaceinitsoriginalclosedpackaging.D.E.R.750EpoxyResinshouldretainitschemicalpropertiesforaperiodofatleast24months.
6、产品监管
TheDowChemicalCompanyhasafundamentalconcernforallwhomake,distribute,anduseitsproducts,andfortheenvironmentinwhichwelive.ThisconcernisthebasisofourProductStewardshipphilosophybywhichweassessthehealthandenvironmentalinformationonourproductsandthentaketheappropriatestepstoprotectemployeeandpublichealthandtheenvironment.TheDowChemicalCompanyhasenduringcommitmentstoResponsibleCare?inthemanagementofchemicalsworld-wide.OurProductStewardshipprogramrestswitheveryindividualinvolvedwithDowproductsfromtheinitialconceptandresearchtothemanufacture,sale,distribution,anddisposalofeachproduct.
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