SURLYN™ 8320 Ionomer by Dow is a sodium ionomer of ethylene acid acrylate terpolymer. It is a very soft, PET impact modifier. It has low glass transition temperature and low melting temperature and exhibits exceptionally low-temperature impact performance. It is suitable for processing by injection molding, conventional extrusion and sheet extrusion. SURLYN™ 8320 Ionomer is recommended for golf ball modification. It complies with TSCA, EU Directive 2012/19/EU (WEEE), EU Directive 2011/65/EU (RoHS) and conforms to CONEG & EU Directive 94/62/EC.
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SURLYN™ 8320 Ionomer properties
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Elongation at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flexural Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hardness, Shore D | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
Optical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Haze | 0.0 Visible After Login | Visible After Login | Visible After Login |
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Abrasion | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Yield | 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 |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Freezing Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melting Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Vicat Softening Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
SURLYN™ 8320 Ionomer Processing Guidelines
Other Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
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