汉高乐泰LOCTITE302胶水应用

汉高乐泰LOCTITE302胶水应用：

本文来自：汉高乐泰胶水（中国）有限公司 Henkel Loctite官网 www.loctite.net/c1186.html

 TechnicalDataSheet

    LOCTITE® 302™

    September-2004PRODUCTDESCRIPTION    8

LOCTITE®   302™  provides    the  following  product

characteristics:    m

Technology    Acrylic    ,m 6

    e

ChemicalType    Acrylate    r

    u    ²

    /cm

    LMS    mW

    C    100

Appearance(uncured)  Clear,paleyellowliquid    4

    f

Components    One component - requiresnomixing    o

    h

Viscosity    Low    t

    p  2

Cure    Ultraviolet(UV)light    e

CureBenefit    Production-highspeedcuring    D

Application    Bonding    0

    ®    0    10    20    30    40    50    60LOCTITE  302™ bonds and seals plastic to metal. Low    Cure Time, seconds

viscositymakesitidealforapplicationswherewickingofthe

adhesive into pre-assembled parts is  required or  for    TYPICALPROPERTIESOFCUREDMATERIAL

componentswithclosefittingtolerances.    PhysicalProperties

    CoefficientofThermalExpansion,ISO11359-2,K-1  100×10-6TYPICALPROPERTIESOFUNCUREDMATERIAL    CoefficientofThermalConductivity, ISO8302,    0.1SpecificGravity@ 25°C    1.04    W/(m·K)

 FlashPoint-SeeMSDS    TensileStrength,atbreak,ISO527-2    N/mm²   9Viscosity,Brookfield -RVT, 25°C,mPa·s(cP):    (psi)       (1,300)Spindle1,speed20rpm    50 to150LMS    TensileModulus,ISO527-2    N/mm²   420Viscosity, EN12092 -MV,25°C,after180s,mPa·s(cP):    (psi)       (61,000)Shearrate277s-1    80 to120

    Elongation,atbreak,ISO527-2,%    160

    ShoreHardness, ISO868,Durometer D    68TYPICALCURINGPERFORMANCE    VolumeShrinkage,%    8ThisproductiscuredwhenexposedtoUVradiationof365nm.    GlassTransitionTemperature,ASTME228,°C    45Toobtainafullcureonsurfacesexposedtoairradiationat

250nmisalsorequired.Thespeedofcurewilldependonthe    TYPICALPERFORMANCEOFCUREDMATERIALUVintensityasmeasuredattheproductsurface.Typicalcure    AdhesiveProperties

conditionis20-30secondsat100mW/cm²usingamedium    Cured@100mW/cm², measured @365nm,for 40 secondspressure,quartzenvelope,mercuryvaporlamp.    LapShearStrength,ISO4587:

FixtureTime    PVC  toGlass    N/mm²   1 to5

 UV fixture time is defined as the light exposure time    (psi)       (150 to730)required to developa shearstrengthof0.1N/mm².    Polycarbonate  toGlass    N/mm²   1 to5

  UVFixtureTime,Glassmicroscopeslides,seconds:    (psi)       (150 to730)

   UVALOC1000:    ABS  toGlass    N/mm²   1 to5

    LMS    (psi)       (150 to730)

    30 mW/cm², measured @365nm,    ≤6

   Mediumpressure mercuryarc:    TensileStrength,ISO6922:

    10 mW/cm²,  measured @365nm,    3 to8    Steelpin (gritblasted) toGlass    N/mm²   5 to15

    100 mW/cm²,  measured @365nm,    1 to5    (psi)       (730 to2,200)TackFreeTime

 TackFreeTimeisthetimerequired toachieve atackfreesurface    TYPICALENVIRONMENTAL RESISTANCE

  TackFreeTime, seconds:    Cured@100mW/cm², measured @365nm,for10 seconds plus1

   UVALOC1000:    week@22°C

    100 mW/cm², measured @365nm,    ≤50LMS

    TensileStrength,ISO6922:

DepthofCure    Steelpin (gritblasted) toGlass

Thegraphbelowshowstheincreaseindepthofcurewithtime

at100mW/cm²asmeasuredfromthethicknessofthecured

pelletformedina15mmdiameterPTFEdie.

    TDSLOCTITE®302™,  September-2004HotStrength    Directionsforuse

Testedattemperature    1. Thisproductislight sensitive; exposuretodaylight,UV

    100    lightandartificiallightingshouldbekepttoaminimum

    duringstorageandhandling.

  C    2. Theproductshouldbedispensedfromapplicatorswith°  75

  2    blackfeedlines.

  2    3. Forbestperformancebondsurfacesshouldbecleanand@    freefromgrease.

  h

  t  50

  g    4. Curerateisdependentonlampintensity,distancefromn

  e    lightsource,depthofcureneededorbondlinegapandr

  t    lighttransmittance ofthesubstrate throughwhich theS 25

    radiationmustpass.

  %    5. Recommendedintensityfor curein bondlinesituationis5

    0    mW/cm²minimum(measuredatthebondline) withan

    0    20    40    60    80    100    exposuretimeof 4-5timesthefixturetimeatthesame

    Temperature, °C    intensity.

HeatAging    6. Fordrycuringofexposedsurfaces,higherintensityUVisAgedattemperatureindicatedandtested @22°C    required(100mW/cm²).

    200    7. Cooling should be provided for temperature sensitive

    80 °C    substratessuchasthermoplastics.

  T

  R    8. Plastic grades should be checked for risk of stresst    crackingwhenexposedtoliquidadhesive.

    150

  ,

  h    9. Excessuncuredadhesivecanbewipedawaywithorganict

  g    solvent(e.g.Acetone).

  n

  e100

  r    10.Bondsshouldbeallowedtocoolbeforesubjecting toanyt    1

    20 °C

  s    serviceloads.

  l

  a

  i

  t    LMS

  i  50    LoctiteMaterialSpecification

  n

  I    LMSdatedJune-27,2003. Testreportsforeachbatchare%    availablefortheindicatedproperties. LMStestreportsinclude

    00    200    400    600    800    1000    selected QC test parameters considered appropriate to

    E    specificationsforcustomeruse. Additionally,comprehensive

    xposure Time, hours    controls  are in place to assure product quality andChemical/SolventResistance    consistency. SpecialcustomerspecificationrequirementsmayAgedunderconditionsindicatedandtested @22°C.    becoordinatedthroughHenkel Quality.

    %ofinitialstrength    Storage

Environment    °C    100h    500h    1000h    Storeproductintheunopenedcontainer inadry location.Heat/humidity90%RH   40    65    40    30    StorageinformationmaybeindicatedontheproductcontainerGasoline    22    85    85    85    labeling.

FreonTA    22    85    75    0    OptimalStorage: 8°Cto21°C. Storagebelow 8°Cor

    greaterthan28°Ccanadverselyaffectproductproperties.Industrialmethylated    22    80    10    0    Materialremovedfromcontainersmaybecontaminatedduringspirits    use. Donotreturnproducttotheoriginalcontainer.  HenkelEffectsofSterilization    Corporationcannotassumeresponsibilityfor productwhich

    hasbeencontaminatedorstoredunderconditionsotherthan

    thosepreviouslyindicated.Ifadditionalinformationisrequired,Exposureto2.5and7.0Megarads ofgammaradiationof    please contact your local Technical Service Center orsimilarproductsresultedinnodeteriorationofbondstrength    CustomerServiceRepresentative.

GENERALINFORMATION    Conversions

Thisproductisnotrecommendedforuseinpureoxygen    (°Cx1.8)+32=°F

and/oroxygenrichsystemsandshouldnotbeselectedas   kV/mmx25.4=V/mil

asealantforchlorineorotherstrongoxidizingmaterials.    mm/25.4=inches

    µm/25.4=mil

Forsafehandlinginformationonthisproduct,consultthe   Nx0.225=lb

MaterialSafetyDataSheet(MSDS).    N/mmx5.71=lb/in

    N/mm²x145=psi

    MPax145=psi

    N·m x 8.851= lb·fitn

    N·mm x0.142=oz·in

    mPa·s=cP

HenkelLoctiteAmericas    HenkelLoctiteEurope    HenkelLoctiteAsiaPacific+860.571.5100    +49.89.9268.0    +81.45.758.1810

    Forthemostdirectaccesstolocalsalesandtechnicalsupportvisit:www.loctite.com

    TDSLOCTITE®302™,  September-2004Note

Thedatacontainedhereinarefurnishedforinformationonly

and are believed to be reliable.  We cannot assume

responsibilityfortheresultsobtainedby othersoverwhose

dmeetthrodisewseuihtavielitnofocrotntrol. sItr'istherpuser'sfrespopnrsibilitytito

methodsmentionedhereinandtoadoptsuchprecautionsas

maybeadvisablefortheprotectionofpropertyandofpersons

againstanyhazardsthatmaybeinvolvedinthehandlingand

usethereof. Inlight of theforegoing,Henkel Corporation

specificallydisclaimsallwarrantiesexpressedorimplied,

including warrantiesof merchantabilityor fitnessfora

particular purpose, arising fromsaleoruseof Henkel

Corporation’sproducts. Henkel Corporationspecifically

disclaaimessofanykind,includinglostprofits. Thediscussionany liability for consequential or incidental

hereinof various processes or compositions is not tobe

interpreted as  representation that they are free from

dominationofpatentsownedbyothersorasalicenseunder

any Henkel  Corporation patents that may cover such

processes or compositions.  We recommend that each

prospectiveusertesthisproposedapplicationbeforerepetitive

use,usingthisdataasaguide. Thisproductmaybecovered

byoneormoreUnitedStatesor foreignpatents orpatent

applications.

Trademarkusage

Exceptasotherwisenoted,alltrademarksinthisdocument

are  trademarks of  Henkel Corporation in the U.S. and

elsewhere.   ® denotesa trademarkregisteredintheU.S.

PatentandTrademarkOffice.

Reference1

HenkelLoctiteAmericas    HenkelLoctiteEurope    HenkelLoctiteAsiaPacific+860.571.5100    +49.89.9268.0    +86.20.3623.0506

    Forthemostdirectaccesstolocalsalesandtechnicalsupportvisit:www.loctite.net

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