Customization: | Available |
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CAS No.: | 9009-54-5 |
EINECS: | 210-898-8 |
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SP284 is a solvent-free, environmentally friendly, high-strength, two-component polyurethane thermally conductive structural adhesive, it has excellent adhesion and aging resistance.
Key Features:
1. Thermal conductivity 1.2W/m.k, low thermal resistance and high thermal conductivity efficiency.
2. High strength and high toughness.
3. It has moderate viscosity and little wear to glue equipment, and can be applied with glue dispenser or glue gun.
Typical Applications:
1. Thermal conductive bonding of new energy vehicle module structure.
2. Thermal conductive bonding in the electronics industry.
3. Thermal conductive bonding of various substrates in industry, rail transit and other fields.
Packing and Storage:
Shelf life: 6 months
in unopened packaging in a cool and dry storage place at temperatures between +8ºC to + 28ºC
Double tube packaging:
400ml/tube; 12 tubes/carton
Bucket: 5 gallon/bucket
Drum: 55 gallon/drum.
Specification of Part-A (resin) | |||
Items | Standard | Specification | Typical value |
Colour | Visual | Blue | Blue |
Viscosity (mPa.s) (Brookfield, 7# 10rpm) |
GB/T 2794 | 60000-140000 | 94800 |
Density (g/cm3) | GB/T 13354 | 1.55 ± 0.1 | 1.60 |
Specification of Part-B (hardener) | |||
Items | Standard | Specification | Typical value |
Colour | Visual | Yellow | Yellow |
Viscosity (mPa.s) (Brookfield, 7# 10rpm) |
GB/T 2794 | 100000-200000 | 173200 |
Density (g/cm3) | GB/T 13354 | 1.90 ± 0.1 | 1.90 |
Specification after mixture | |||
Items | Standard | Specification | Typical value |
Mixing ratio | Volume ratio | A:B=1:1 | / |
Colour | Visual | Green | Green |
Viscosity (mPa.s) (Brookfield, 7# 10rpm) |
GB/T 2794 | 80000-170000 | 145000 |
Density (g/cm3) | GB/T 13354 | 1.75 ± 0.1 | 1.75 |
Pot life (min) | / | 30 - 40 (adjustable) |
30 |
Specification after cured | ||||
Items | Standard | Specification | Typical value | |
Tensile strength (MPa) | GB/T 528 | ≥ 8 | 9.0 | |
Elongation (%) | GB/T 528 | ≥ 15 | 20 | |
Shear strength (MPa) |
3003 Alu - 3003 Alu | GB/T 7124 |
≥ 8 | 9.5 |
3003 Alu - PET film | ≥ 1.5 | 2.2 | ||
Hardness (Shore D) | GB/T 531 | 65 ± 5 | 65 | |
Thermally conductivity (W/m.k) |
ASTM D 5470 |
1.2 ± 0.1 |
1.25 |
|
Volume resistivity (Ω·cm) | ASTM D 257 | ≥ 1014 | 2×1015 | |
Flame retardant (UL-94) | ANSI/UL-94 | V-0 | V-0 | |
Service temperature (ºC) | / | -40 ~ +80 | / | |
Note: The above typical values were all detected at 25 ºC; |