Techsil's Adhesives and Sealants for Automotive Applications

Industrial Suppliers of Sealants and Adhesives

ADDING VALUE TO INDUSTRY

www.Techsil.co.uk

http://www.techsil.co.uk/



• Sensors• Seals• Powertrain sealants• Wire harness connectors• Fuel system sealants• Potting materials for sensitive electronics• Adhesives for engine control units• Sealing of sensitive areas• Thermal interface materials to remove

excess heat

• Rain / camera sensors• Dashboard anti squeak

• High transmission LED lenses• High light transmission

encapsulants for LEDs

• Scratch resistance Coatings• Weatherstrip Coating

Vehicle Related Applications

• Carpet Bonding • Seat Frames

• Door Inserts• Headliners



Vehicle Related Applications

Under BonnetEngine and Gearbox Sealing

Electronic Control Units Sealing / Adhesive TIM / CoatingElectric Motor Bonding / Sealing / CoatingPower control unit Potting / GelInverter Sealing / TIM / AdhesiveReactor Potting / TIMIgniter Sealing / AdhesiveVoltage Regulator AdhesiveAC/DC Converter PottingBattery SealingABS/ESP Controllers SealingConnectors SealingElectric Water temp sensor TIM / SealingAir flow sensor PottingCamshaft Position sensor PottingSystem device Coating / Potting

Safety SystemsAirbag control sensor Potting / AdhesiveCorner sensor Potting

Seat position control PottingTire Pressure sensor Potting

Lighting Modules TIM / Sealing / Adhesive

Interiors HeadlinerCarpetsDoor InsetsSeatingAnti Squeak & RattleInstrument Panels / Dashboards



Why Techsil Materials for Automotive Applications

• Elasticity without plasticizers• Soft Gels to Hard Resins.• Adhesion to engineering thermoplastics.• High temperature resistance up to 260 °C• Low temperature flexibility down to -115°C• Low CTE stress• Low water absorption• High Thermal Conductivity grades• Abrasion resistance coatings.• Low friction weather-strip coatings.• Weatherability• Chemical resistance• Variable curing times• Insulation and dampening properties• Dielectric consistency• Design freedom and processability• Joint integrity• Bond strength



AUTOMOTIVE ELECTRONICS

Wire Connector Seal

Overview:• Potting of wire connectors in the PBT connector casing.• Required for primarily moisture protection under harsh conditions.• Common for connectors to transmission / engine electronic components.

Common Grades:• TSE3991-B• TSE399-W• TSE3995-W• TSE3331• RTV191XX- UV/moisture cure

TSE3991-B / TSE399WPotting from back of socketProduct Advantage: • PBT Adhesion • Low Viscosity• Fast Tack Free Time • Non-Corrosive

TSE3995-WPotting the pins insidethe socket cavityProduct Advantage: • LV• PBT Adhesion • Low Viscosity• Fast Tack Free Time • Non-Corrosive

RTV191XX Dual cure silicone• Fast UV cure• Range of viscosities• Soft elastomer



Alternator (1) – Voltage Regulator

Overview:• Coating of PCB contained in Voltage Regulator• Required for moisture protection under harsh conditions.• Heat sink adhesive (thermal management) Common Grades:• XE11-B4567 (PCB coating)• TSE3221S (coating / sealing)• TSE3280-G (heat sink adhesive)• TSE3281-G (heat sink adhesive)

TSE3280-G / TSE3281-GHeat Sink adhesive andThermal managementProduct Advantage:• Thermal Management• Adhesion

TSE3221SProtective Coating / SealProduct Advantage:• Flowability• Adhesion

XE11-B4567 PCB Protective CoatingProduct Advantage:• LV• Flowability• Fast Tack Free Time• Adhesion



Alternator (2) - Rectifier

Overview:• Diode Encapsulation• Moisture Protection and Increase Reliability • Required Controlled Chemical Purity Common Grades:• TSJ3194-W

TSJ3194-WDiode CoatingProduct Advantage:• Purity• Viscosity



Air Flow Sensor

Overview:• Thermal Management of Electronic Components• Seal of the PBT Cover Common Grades:• TSE3280-G (Thermal Management)• TSE399-B (Seal)• TSE399-W (Seal)• XE11-B8950 (Seal)

TSE3280-GThe underside of the PCB board typically contains a heatsink to dissipate heat. TSE-3280-G is used to pot the gapbetween the heat sink / electronics and the PBT case.Product Advantage: •Thermal Management• Adhesion

TSE399 / XE11-B8950The airflow sensor contains 2electrodes with a platinum hot wireheater on the end. TSE-399 or XE11-B8950 is used to seal the hole from which the electrodes protrude from the PBT case. Also, these grades are used for general sealing of the electronic assembly.Product Advantage: • Adhesion • Low Viscosity• Fast Tack Free Time • Non-Corrosive



Low Pressure Sensor

Overview:• Potting / sealing of sensor casing Common Grades:• TSE322

Water Temperature Sensor

Overview:• Sealing of the sensor case and lead wire Common Grades:• TSE397 (Seal) - Slow heat transmission: TSK550 - Fast heat transmission: YG-6240

TSE397Sensor & lead sealProduct Advantage: • Viscosity (semi-flowable)• Fast Tack Free Time• Adhesion • Non-Corrosive

TSK550 / YG6240Silicone compound to control heat transfer



Idle Speed Control Valve (ISCV)

Overview:• Adhesive Common Grades:• TSE399-B• TSE399-W

TSE399B / TSE399WAdhesiveProduct Advantage: • PBT Adhesion • Low Viscosity• Fast Tack Free Time • Non-Corrosive

Rotation Sensor

Overview:• PBT Case Seal Common Grades:• TSE3925C

TSE3925CCase SealProduct Advantage: • Low volatility• Adhesion • Non-Flowable• Fast Tack Free Time • Non-Corrosive



Electronic Control Unit - ABS

Overview:• PCB fixing and sealing• Thermally conductive adhesive

Common Grades:• TSE392• TSE322• TSE3925-C• TSE3380-G Thermal Conductive

TSE322PCB Fixing & SealingProduct Advantage: • Med Viscosity• Fast Heat Cure• Adhesion• Non-Corrosive

Electronic Control Unit - Engine

Overview:• Vibration relief, Environmental Common Grades:• TSE3250 (coating)• TSE322 (case sealant)• Addisil 6100 (component hold)• RTV3080 Thixo Gel (thermal interface)

TSE3250Silicone Conformal CoatingProduct Advantage: • Low Viscosity • Adhesion



Electric Power Assist Steering (EPAS)

Overview:• Coating and Seal for EPAS Control Unit• Provides moisture, heat and vibration resistance for electronic component

Common Grades:• BTX13-3220 (Seal)• TSE3941M (Coating)

TSE397-CSeal for ECU caseProduct Advantage: • Adhesion • Viscosity (semi-flowable)• Fast Tack Free Time • Non-Corrosive

TSE3941MCoating protection of solder onunderside of PCBProduct Advantage: • Thermal Management• Heat Resistance• Adhesion• Fast Tack Free Time • Non-Corrosive



Ultrasonic Back/Corner Sensor

Overview:• Case Potting Common Grades:• TSE3663

TSE3663Case Seal Cavity PottingProduct Advantage: • Low Viscosity• Fast Cure at Room Temperature• Adhesion

Headlamp Seal

Overview:• Seal / Adhesive of the lens cover to the base. Common Grades:• RTV5243 (adhesive / gasket)• RTV210/229B (fast cure 2 pack) silicone

RTV5243Headlamp Lens Adhesive / SealProduct Advantage: • Strong primerless adhesion to polycarbonate• Condensation Cure / Fast Cure• 1 Part Ease of Use

RTV210/229B - very fast cure

• 8 min tack free time

• No stress cracking on PC

• Bonds to most substrates

• 150c constant



Brake Sensors

EP 21292 – Potting, Cable Interface

Thermally Conductive Epoxy

200°C Temp Resistant

Rigid Resin

High Chemical Resistance

Connector Sealing

PU21160 Black - PU20983 Black

High performance Polyurethanes

Exceptional Toughness

Range of Hardnesses

Variation in Cure Speed



Conformal / Thick film Coatings

Relays

Range of solutions

Silicone High temp- resist soldering

Polyurethane –tough but flexible

Epoxy- rigid but low viscosity

4 Polymer types• Silicone 1 part, soft, high temp inc. UV Dual cure- solventless• Polyurethane Alkyd- GP• Acrylic- GP Clarity• Epoxy 1 part solventless heat cure



POWERTRAIN SEALANTS AND ADHESIVES

Overview:• Sealing of Engine & Gearboxes• Oil Pan• Front Cover• Transmission Case• Water Pump• Threadlockers • Retainers Common Grades:• TB1215 Oxime Silicone• TB1227 Alcohol Silicone• TB1207B Acetone Silicone• TB13XX Series



HV/EV APPLICATIONS

HV EV Products

ECU ○ ○ Sealing, Adhesive, Thermal Management, Potting, Conformal Coating.Power M ○ ○ Adhesive, Potting, Thermal Management.Convertor ○ ○ Sealing, Adhesive. Thermal Management.Sensor ○ ○ Potting.Motor ○ ○ Sealing.Igniter ○ Potting, Sealing, Adhesive.Reactor ○ ○ Potting, Thermal Management. System D ○ ○ Sealing ,Adhesive, Thermal Management. Inverter ○ ○ Thermal Management, sealing, adhesive.Battery ○ ○ Sealing, adhesive.



TSE3051 RTV17100 1 Part Heat Cure Potting Gel for Power Module

Illustration

FeaturesLow Temperature Stability to – 40° C.High Temperature Stability to +150° C.1 Part - Low Viscosity. Soft & Tacky.

Application BenefitsProtection of electronics.Operatures within automotive temperature specifications.Ease of application.Excellent shock absorption. Protects delicate mechanical components.



TSE39X RTV12XXX1 Part Fast Cure Inverter Connector seal

FeaturesLow Temperature Resistance down to -55°C.High Temperature Resistance up to 200°C.Primerless adhesion to many substrates.1 part system.Fast tack free time - 10 minutes at RT.Meets MIL-A-46146B corrosion test.

Application BenefitsReliability over wide temperature ranges.Protection from contaminents. Easy of Application.High Productivity.Suitable for sensitive electronic components.

Toyota Prius hybrid systemInverter



TSE3976B RTV12430 Black 1 Part Fast Cure Sealant and adhesive for battery pack

FeaturesLow Temperature Resistance down to -55°C. High Temperature Resistance up to 200°C.Fast tack free time 5 min @ Room Temp.Primerless adhesion to many substrates.High dielectric strength. Meets MIL-A-46146B corrosion test.

Photograph : Toyota HP and Motor show

Toyota Prius hybrid system

Battery Pack

Condenser Sealing

Application BenefitsCu compatible.High productivity.Protection from contaminants and water.Electrical insulation.Broad temperature operating window.



TIA216G TIM21216 / Two Part Silicone, Highly-durable insulating thermal potting gel for Reactor

FeaturesRT cure and heat accelerated cure.Heat stability 170C x 1000h.Low temperature stability = - 40 °C.Low viscosity.Low modulus.

Application BenefitsHigh Productivity.High temperature reliability.Wide temperature operating window.Complete fill capability.Vibration Protection.



TIG100 TIM10010 1 Part Electrically insulating thermal management grease for power module

System device ( Image )

Heat sin

k

TIG1000

FeaturesSmall filler particle size, <30μm.Thermal conductivity 1.0 W/mK.Wide temperature range (-40 to 170 °C).Non-sag. Low volatiles. Paintable.

Application BenefitsLow coating thickness. Reduced thermal resistance.Efficient heat dissipation.Stable, long term performance.Vertical application possible.Cleanliness, low fogging.Easy dispense, eg. screen printable, dots.



TIG210BX TIM10021 Grey / Electrical insulating, thermal management for system device

TIG210BX

Low oil bleed

System device ( Image )FeaturesThermal conductivity 2.1 W/mK.Wide temperature range (-40 to 150 °C).Low oil bleed at elevated temperatures.Thixotropic. Viscosity 250 Pa.s.

Application BenefitsExcellent heat dissipation.Stable, long term performance.Cleanliness.Reliability.Easy to dispense.High productivity.



TB1153C / HC10955 Hydrogen Fuel Cell Sealing Poly-Isobutylene.

Features

Two Component Thermal Curable System.Excellent Low Gas Permeability (3% vs Silicone). Excellent Electrical Properties. High Temperature & High Moisture Resistance. Excellent Low Moisture Permeability (1% vs Silicone). Elastic Rubber. Super Acid Resistance. Methanol Resistance.



Hot Melt Adhesives for Automotive Seating

FeaturesHigh Temperature ResistanceLong and Short Open TimesHigh Performance BondBulk or Shaped Options

Application BenefitsHigh temperature stabilityJoint integrityFast effective bondLow cost tooling (hand tools)Increased productivity

Techsil HM27399Techsil 6811-43Tecbond 260-15



FeaturesGood tack and adhesion to rough and low energy surfaces, abrasiveresistant and has good temperature cycle resistance

Application BenefitsPrevents squeaks and rattlesGap fillingHigh temperature stabilityJoint integrity

Anti Squeak & Rattle Tape

VLLM15BKJ 0.6

FunctionCreates a soft edge or surface for plastic joins on dashboards, panels and trim



FeaturesVarious adhesives optionsBonds to various substratesHigh strength bondFast and efficient assembly

Application BenefitsIncreased productivityHigh temperature stabilityJoint integrityCustom Solutions

Hook & Loop Fastening Systems

Function Securing interior parts including headliners,

panels, carpets, wiring, textiles and othercomponenets



FeaturesScratch, abrasion and UV resistantResidue free removalAdheres to various surfaces includinggloss finish

Application BenefitsIncreased productivityHigh temperature stabilityJoint integrityCustom Solutions

Protection Films

FunctionProtection against mechanical damage (scratches abrasion and dirt)of finished parts whilst in transit or in plant movements

S6114, ST001



FeaturesDouble and single sided solutionsVarious adhesive and liner optionsHigh and low temperature resistanceThin bond linesHigh strength bonds

Application BenefitsIncreased productivityHigh temperature stabilityJoint integrityCustom Solutions, die cuts

Bonding Tapes & Foams

FunctionBonding of various components, plasticparts for interiors and exterior applicationsincluding structural bonding.

DSPR397, D3051, DF016, DF035



THANK YOU FOR LISTENING

For further advice please contact us at:

Techsil Ltd

Tel +44 (0)1789 773232

[email protected]

www.techsil.co.uk

mailto:[email protected]

http://www.techsil.co.uk/

Date post:	16-Aug-2015
Category:	Automotive
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