Technical Data Sheet LOCTITE 384 August -2014 PRODUCT DESCRIPTION TYPICAL PERFORMANCE OF CURED MATERIAL LOCTITE384 provides the followingproduct characteristics: Adhesive Properties Technology Acrylic Cured for 24 hours 22 C ,Activator 7387 on 1 side Chemical Type Modifiedacrylic LapShear Strength, ISO 4587: LMS Appearance (uncured) White tooff-whitepaste Steel N/mm 5.2 Components One component - (psi) ( 754 ) requires no mixing Viscosity High TYPICAL ENVIRONMENTAL RESISTANCE Cure Activator Cured for 72 hours 22 C ,Activator 7387 on 1 side Cure Benefit Roomtemperature cure Shear Strength Application Bonding LapShear Strength, ISO 4587: Strength Medium Steel N/mm 5.2 (psi) ( 754 ) LOCTITE 384 is a thermally conductive adhesive system designed for bonding heat generating components to heat Chemical/Solvent Resistance sinks . The highthermal conductivity provides excellent heat Aged under conditions indicated and tested 22 C. dissipation for thermally sensitive components, while the controlled strength permits fieldand service repair .In highpot % of initial strength applications this product should be limited to a maximum of Environment C 720h 500 volts . Typical applications include bonding transformers, Air 87 140 transistors and other heat generating electronic components to Water 87 75 printed circuit board assemblies or heat sinks . Freon TF 87 85 TYPICAL PROPERTIES OF UNCURED MATERIAL SpecificGravity 25 C 1.64 Thermal Cycle Resistance Flash Point -See SDS Bondedaluminum to epoxyglass lapshears cured 72 hours Viscosity, Brookfield -HBT, 25 C, mPas (cP) : using Activator 7387 on 1 side were subjected to thermal LMS Spindle TE,speed 2.5rpm, ,Helipath 500,000 to2,250,000 cycling of15C to 100C with a ramp time of 30 minutes. No LMS Spindle TE,speed 20 rpm ,Helipath 300,000 to800,000 loss in strength occurred after 1,000 hours ofcycle time. TYPICAL PROPERTIES OF CURED MATERIAL GENERAL INFORMATION Physical Properties For safe handling information on this product, consult the -6 CoefficientofThermal Expansion, 6910 Safety Data Sheet (SDS). -1 ISO 11359-2,K Directions for use: CoefficientofThermal Conductivity , ISO 8302, 0.757 1. For best performance bond surfaces should be clean and free W/(mK) from grease . Elongation ,at break ,ISO 527-3,% 0.9 2. Use applicator toapply the activator tothe surface tobe bonded. Tensile Strength ,at break ,ISO 527-3 N/mm 13 3. After the solvent evaporates, the active ingredients will appear (psi) (1,800) wet, and will remain active for up to 2 hours after application. Young s Modulus N/mm 2,800 Contamination of the surface before bonding should be (psi) (400,000) prevented . Electrical Properties 4. Apply adhesive tothe unactivated surface . 12 Volume Resistivity, IEC60093,cm 1.310 5. Secure the assembly, and wait for the adhesive to fixture 13 (approximately 5 minutes) before any further handling. Full cure Surface Resistivity, IEC60093, 5.110 occurs in 4 -24 hours . Dielectric Breakdown Strength, IEC60243-1,kV/mm 26.7 6.The amount ofadhesive appliedto the part or heat sink should Dielectric Constant /Dissipation Factor, IEC60250: be limited to the amount necessary to fillthe bond and just 100-Hz 6.48/0.1 enough togive a small fillet. 1-kHz 5.86/0.04 7. The dispensing or application ofthe adhesive should be doneas 1-MHz 5.22/0.03 tominimize air entrapment within the bondline.TDS LOCTITE384 , August -2014 8. The successful application ofthis product depends on accurate In case products are delivered by Henkel Colombiana, S.A.S.the following disclaimer is applicable: dispensing on the parts to be bonded.Loctite Equipment The information provided in this Technical Data Sheet (TDS) including the Engineers are available to assist you in selecting and recommendations for use and application ofthe product are based on our implementing the appropriate dispensing equipment for your knowledge and experience ofthe product as at the date ofthis TDS. Henkel is, application. therefore, not liable forthe suitability ofour product forthe production processes and conditions in respect ofwhich you use them, as well as the intended Device Removal/Repair applications and results. We strongly recommend that you carry out your own Components or devices bondedwith LOCTITE384 can be removed priortrials toconfirm such suitability ofour product. while hot using heat from a hotair jet.Bondstrength decreases at Any liability in respect ofthe information in the Technical Data Sheet or any other written or oral recommendation(s) regarding the concerned product is excluded, approximately 65C to93C allowing components tobe removed with except ifotherwise explicitly agreed and except in relation to death or personal lower shear forces. Method ofremoval/repair should be specifically injury caused by our negligence and any liability under any applicable mandatory determined due to the variety ofcomponents or devices bonding product liability law. behavior. In case products are delivered by Henkel Corporation, Resin Technology LMS Loctite Material Specification Group, Inc., or Henkel Canada Corporation, the following disclaimer is LMS dated October -24 , 2003. Test reports for each batch are applicable: The data contained herein are furnished forinformation only and are believed to available for the indicated properties. LMS test reports include be reliable. We cannot assume responsibility forthe results obtained by others selected QC test parameters considered appropriate to specifications over whose methods we have no control. It is the user s responsibility to forcustomer use. Additionally, comprehensive controls are in place to determine suitability forthe user s purpose ofany production methods mentioned assure product quality and consistency. Special customer herein and to adoptsuch precautions as may be advisable forthe protection of specification requirements may be coordinated through Henkel Quality. property and ofpersons against any hazards that may be involved in the handling and use thereof.In light ofthe foregoing,Henkel Corporation specifically Storage disclaims all warranties expressed or implied, including warranties of Store product in the unopened container in a dry location. Storage merchantability or fitness for a particular purpose, arising from sale or use information may be indicated on the product container labeling. of Henkel Corporations products. Henkel Corporation specifically disclaims any liability for consequential or incidental damages of any kind, Optimal Storage: 2 C to 8C. Storage below 2 C or greater than including lost profits. The discussion herein of various processes or 8 C can adversely affect product properties. Material removed compositions is not to be interpreted as representation that they are free from from containers may be contaminated during use. Donot return domination ofpatents owned by others or as a license under any Henkel product to the original container. Henkel Corporation cannot assume Corporation patents that may cover such processes or compositions. We responsibility forproduct which has been contaminated or stored under recommend that each prospective user test his proposedapplication before conditions other than those previously indicated. If additional repetitive use, using this data as a guide. This product may be covered by one or information is required, please contact your local Technical Service more United States or foreign patents or patent applications. Center or Customer Service Representative. Trademark usage Except as otherwise noted, all trademarks in this document are trademarks of Conversions Henkel Corporation in the U.S. and elsewhere. denotes a trademark (C x 1.8)+ 32 =F kV/mm x 25.4 =V/mil registered in the U.S. Patent and Trademark Office. mm /25.4 =inches m /25.4 =mil N x 0.225=lb Reference 1.3 N/mm x 5.71=lb/in N/mm x 145 =psi MPa x 145 =psi Nm x 8.851 = lbin Nm x 0.738=lbft Nmm x 0.142 =ozin mPas =cP Note: The information provided in this Technical Data Sheet (TDS) including the recommendations for use and application ofthe product are based on our knowledge and experience ofthe product as at the date ofthis TDS. The product can have a variety ofdifferent applications as well as differing application and working conditions in your environment that are beyond our control.Henkel is, therefore, not liable forthe suitability ofour product forthe production processes and conditions in respect ofwhich you use them, as well as the intended applications and results. We strongly recommend that you carry out your own priortrials toconfirm such suitability ofour product. Any liability in respect ofthe information in the Technical Data Sheet or any other written or oral recommendation(s) regarding the concerned product is excluded, except ifotherwise explicitly agreed and except in relation to death or personal injury caused by our negligence and any liability under any applicable mandatory product liability law. In case products are delivered by Henkel Belgium NV, Henkel Electronic Materials NV, Henkel Nederland BV, Henkel Technologies France SAS and Henkel France SA please additionally note the following: In case Henkel would be nevertheless heldliable, on whatever legal ground, Henkels liability will in no event exceed the amount ofthe concerned delivery. Henkel Americas Henkel Europe Henkel Asia Pacific +949.789.2500 +44.1442.278.000 +86.21.2891.8000 For the most direct access to local sales and technical support visit: www.henkel.com/electronics