ASAPRENE™ T-438 by Asahi Kasei is a styrene butadiene styrene (SBS) copolymer grade. It is available in pellet form and offers good processability, low viscosity, high level of balanced characteristics, superior flexibility and tack characteristics. It is processed by compression molding. Specifically developed for superior characteristics and performance in pressure-sensitive & other adhesives. ASAPRENE™ T-438 is recommended for adhesives for building & construction and hot-melt pressure-sensitive adhesives applications.
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ASAPRENE™ T-438 properties
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| 300% Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hardness, Shore A | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Elongation | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Viscosity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Styrene/butadiene Weight Ratio | 0.0 Visible After Login | Visible After Login | Visible After Login |
ASAPRENE™ T-438 Processing Guidelines
Compression Molding Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
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