December-2008 - Loctite

1 TechnicalDataSheet Loctite 770 december - 2008 PRODUCTDESCRIPTIONLOCTITE 770 provides thefollowingproductcharacteristics:Techn ologyPrimer- CyanoacrylateChemicalTypeAliphaticamineS olventn-HeptaneActiveIngredient Concentration,% slightlyhazyliquidLMSF luorescencePositive underUVlightLMSV iscosityVerylowCureNotapplicableApplicat ionCAsurfaceprimerLOCTITE 770 isusedtomakepolyolefinandotherlowenergys urfacessuitableforbondingwithLoctitecyan oacrylateadhesives. Onsuchtreatedsurfacesthecuredperformance ofLOCTITE cyanoacrylateadhesivesis generallysimilartothatdescribedintheTDSf ortherelevantadhesive.

2 Itisonlyrecommendedfordifficulttobondsub strateswhichincludepolyethylene,polyprop ylene,polytetrafluoroethylene(PTFE) 770 PolyolefinPrimerisnotrecommendedinassemb lieswherehighpeelstrengthis @ 25 @20 C,mPa s(cP) @20 C, seconds 30 OnPartLife, hours 8 FlashPoint- SeeMSDSTYPICAL PERFORMANCEF ixturetimeandcurespeedachievedasa resultofusingLOCTITE 770 770 (22 C)shouldbeallowedforadhesiveto ,496and460arebasedonethyl,methyland -Methoxyethylestersrespectively. OtherLOCTITE liquidproductsbasedontheseesterswillbeha vein a similarfashiontotheseexamples. Loctite 770 is 770 After 24 hours @22 C / 55%RH:LapShearStrength,ISO4587:Polypropy lene andLOCTITE 406 N/mm 3 to10 (psi) (440 to1,450)Polypropylene andLOCTITE 496 N/mm 2 to7 (psi) (290 to1,015)Polypropylene andLOCTITE 460 N/mm 1 to4 (psi) (145 to580)ThermoplasticRubber andLOCTITE 406 N/mm 2 to6 (psi) (290 to870)Polytetrafluorethylene(PTFE) andLOCTITE 406 N/mm 1 to6 (psi) (145 to870)HDPE treatedwithLOCTITE 770 to.

3 Mildsteel (gritblasted) withoutprimerandLOCTITE 406 N/mm 4 to10 (psi) (580 to1,450)Polypropylene treatedwithprimerandLOCTITE 496 N/mm 5 to15 (psi) (725 to2,175)TYPICALENVIRONMENTAL RESISTANCEE nvironmentalResistanceofCyanoacrylatebon dsonsubstratestreatedwithLOCTITE 770 Curedfor 24 hours:LapShearStrength,ISO4587 HotStrengthPolypropyleneto PolypropyleneShearstrengthmeasuredat elevatedtemperature,N/mm Shear Strength Adhesive 406 Temperature, C1050020406080100120 TDSLOCTITE 770 , december - 2008 GritBlastedMildSteelto PolypropyleneShearstrengthmeasuredat elevatedtemperature,N/mm Shear Strength Adhesive 496 Temperature, C1050020406080100120 HeatAgingPolypropylenetreatedwithLOCTITE 770 % Tensile strength retainedTime, hours1008060402000200400600800100060 C80 CChemical/SolventResistanceOnIsopropylAl coholwipedPolypropylene,treatedwithLOCTI TE 770.

4 (ForeffectofothersolventsseeTDSforreleva ntadhesive) %ofinitialstrengthEnvironment C100h500h1000h95%RH40100100100 :Primermaybeappliedbyspraying,brushingor dippingatambienttemperature. (365nm). If polyolefinandmoreactiveoreasiertobondmat erialsareinvolved, mustbehandledinamannerapplicabletohighly flammablematerialsandincompliancewithrel evantlocalregulations. Thesolventcanaffectcertainplasticsorcoat ings. It is recommendedto checkallsurfacesforcompatibilitybeforeus e. LoctiteMaterialSpecificationLMSLMS datedNovember-6, 2000. Testreportsforeachbatchareavailableforth eindicatedproperties. LMStestreportsincludeselectedQCtestparam etersconsideredappropriatetospecificatio nsforcustomeruse.

5 Additionally,comprehensivecontrolsareinp lacetoassureproductqualityandconsistency . Specialcustomerspecificationrequirements maybecoordinatedthroughHenkel drylocation. : 8 Cto21 C. Storagebelow8 Corgreaterthan28 Donotreturnproducttotheoriginalcontainer . additionalinformationis required, ( Cx )+ 32= FkV/mmx V/milmm/ inches m/ milN x lbN/mmx lb/inN/mm x 145= psiMPax 145= psiN m x lb inN mx lb ftN mm oz inmPa s= cPHenkel Americas+ Europe+ AsiaPacific+ 770 , december - 2008 NoteThedatacontainedhereinarefurnishedfo rinformationonlyandarebelievedtobereliab le. Wecannotassumeresponsibilityfortheresult sobtainedbyothersoverwhosemethodswehaven ocontrol.

6 It istheuser'sresponsibilitytodeterminesuit abilityfortheuser' ,HenkelCorporationspecificallydisclaimsa llwarrantiesexpressedorimplied,including warrantiesofmerchantabilityorfitnessfora particularpurpose,arisingfromsaleoruseof HenkelCorporation sproducts. HenkelCorporationspecificallydisclaimsan yliabilityforconsequentialorincidentalda magesofanykind,includinglostprofits. Thediscussionhereinofvariousprocessesorc ompositionsisnottobeinterpretedasreprese ntationthattheyarefreefromdominationofpa tentsownedbyothersorasa licenseunderanyHenkelCorporationpatentst hatmaycoversuchprocessesorcompositions. Werecommendthateachprospectiveusertesthi sproposedapplicationbeforerepetitiveuse, usingthisdataasa guide.

7 ,alltrademarksinthisdocumentare trademarksof Americas+ Europe+ AsiaPacific+