Silicone-rubber base flame retardant adhesives
Adhesive series for fixing electronic devices with outstanding electrical properties and approval of flame retardant grade (V-0) and UL Standard.
Products Category Adhesive
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Comparison
SC901

Product Name

 SC901

Suitable Use

 For fixing electronic devices and insulation

Application

 Computers / AV / Cellular phones

Features
  • UL94 V-0 certified (No. E63260)
  • Non-corrosive single component adhesive which cures rapidly at room temperature, having excellent electrical characteristics.
  • Retains rubber elasticity and adhesiveness over a temperature range -55 to +200°C
  • Readily squeezed from the tube, the product is easy to handle. There is no threading or drop, ensuring neat joining, sealing, mounting and heat radiation.
 

Specifications
Product name SC901
Main component Silicone rubber base
Color White
Property Non-liquidity paste
Solid content(%) 97% or higher
Specific gravity About 1.7
Diluent -
Container 150g tube or 333ml cartridge
※UL Certificated. UL file No. E63260

Application Example
 The product is suitable for fixing electronic devices, insulation sealing, and mounting, including:
  1. Sealing for insulation, waterproofing, dust proofing, damping, or airtightness; mounting; and bonding of printed circuit board, high-voltage components (such as flyback transformers), hybrid ICs, sensors and other electronic devices.
  2. Sealing of coils.
  3. Fixing lead wires.
  • Sealing for waterproofing, dust proofing, and damping; mounting; and bonding in home electrical appliances, communication devices, or measuring instruments
  • General joining of metals, glasses or plastics
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Technical Data
1.Curing speed  
The adhesive is moisture cure type, Thus the curing rate depends on the ambient humidity in the workplace. Curing starts at the surface in contact with air, and proceeds inwards slowly, thus taking some time to complete.
Results
Relation between curing time and thickness under each test condition

2.Curing speed and bonding strength (shear strength)

 Details of shear strength test
Test Piece Condition
Substrate: Glass-epoxy/Glass-epoxy
Thickness of adhesive: 100 µm
Curing condition: 23±5°C, 60±20%RH
Results
(N/cm²)
2 hrs 4 hrs 6 hrs 10 hrs 1 day 3 days 7 days
9.2 20.6 25.5 26.5 30.4 34.3 38.2
3.Curing time and insulation resistance Details of insulation test
Test Piece Condition
Substrate: JIS Z3197  Test circuit pattern(conductor space 1.27mm)
Thickness of adhesive: 200 µm
Curing condition: 23±5°C, 60±20%RH
Results
Unit(Ω)
1 min 10 minutes 30 minutes 1 hr 2 hrs 10 hrs 1 day 2 days 7 days
4.4X1010 5.3X1010 3.8X1011 2.4X1012 5.8X1012 5.5X1013 5.6X1013 6.0X1013 6.0X1013
4.After cured physical properties  
Results
Appearance Rubber-like elastic material
Color White
Specific gravity About1.7
Hardness JIS A 60
Tensile strength (N/cm2) 28.4
Elongation (%) 100
Thermal conductivity (W/mk) 0.84
Flame retardancy UL94 V-0(3.0mm) / V-1(1.5mm)
Insulation resistance (Ω) JIS Z3197
Test circuit pattern(Conductor space 1.27cm)		 1.0X1013
Volume resistivity (Ω-cm) JIS C6481 1.0X1010 or higher
Dielectric voltage DC (KV/mm) JIS C2110 15 or higher
Dielectric constant ε 1MHz JIS C6481 F/m 5 or lower
Dissipation factor tan δ 1MHz JIS C6481 0.05 or lower
5.Bonding strength (shear strength) Details of shear strength test
Test Piece Condition
Curing condition: 23±5°C, 65±20%RH x 7days
Measurement condition: Peeling speed 10mm/min
Results
Substrate Initial After aging Aging condition
Styrol/Styrol 9.0 ACF 8.6 AF 60°C
100 hrs
ABS/ABS 14.2 ACF 35.8 CF
Acrylic board/Acrylic board 18.3 ACF 28.6 CF
PVC/PVC (rigid) 36.9 ACF 35.7 CF
Paper phenol board/Paper phenol board 37.2 ACF 17.1 ACF
Glass epoxy/Glass epoxy 38.6 ACF 24.0 CF 100°C
100 hrs
Copper/Copper 38.2 ACF 37.7 CF
Iron/Iron 30.2 ACF 23.2 CF
Aluminum/Aluminum 26.7 ACF 28.2 CF
※AF:Adhesive interface failure  CF:Cohesive failure  ACF:AF+CF  Unit(N/cm²) 
6.Electrical property  
Results
Time Aging condition 40°C90%RH 150°C 180°C 200°C
1 week Volume resistance(Ω-cm) 4.2 x 1016 2.1 x 1015 5.6 x 1015 7.3 x 1015
Dielectric voltage DC(KV/mm) 22.3 24.3 23.6 23.9
2 weeks Volume resistance(Ω-cm) 8.0 x 1013 3.4 x 1015 4.5 x 1015 7.4 x 1015
Dielectric voltage DC(KV/mm) 22.5 24.7 27.7 27.8
3 weeks Volume resistance(Ω-cm) 8.9 x 1013 4.5 x 1015 6.1 x 1015 7.2 x 1015
Dielectric voltage DC(KV/mm) 22.3 22.8 20.6 22.6
notes
  1. Check before operation
    Check the relevant material safety data sheet (MSDS) and instruction manuals for precautions required for operation.
  2. Operation environment
    • Keep ignition sources away.
    • Use a local ventilator to ensure sufficient air circulation.
  3. First aid
    • Learn action to take from the MSDS and instruction manuals.
    • In case of eye contact, vapor inhalation or swallowing, seek medical attention immediately.
  4. Storage
    Store the product in a tightly closed container in a predetermined place at room temperature avoiding direct sunlight.
  5. Prohibition of unintended use
    Never use the product except as an adhesive.
caution The technical data in this document, which was acquired based on reliable tests, does not guarantee full performance as per the documentation in any instance. Users assume total responsibility and risk for use of this product for any purpose under any usage conditions.