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陶氏环氧产品大全七柔韧性1改性液体2膜片

时间:2022年06月28日

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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