Eastman Cadence™ Copolyester GS4 by Eastman is a high-flow amorphous copolyester grade for film calendering. The resin requires no pre-drying or additional stabilizers. Calendered films made of Eastman Cadence™ Copolyester GS4 are non-crystallizing, halogen-free and offer wide calendering and thermoforming windows with good low-temperature toughness. The films are cooperative in secondary operations such as solvent-bonding, lamination, decoration, cold-forming, punching/cutting and embossment. Eastman Cadence™ Copolyester GS4 finds uses in appliance films, architectural laminates, automotive films, bags, decorative laminates, electronic laminates, floor coverings, furniture/furniture trim, labels, outdoor films, packaging, printable and shrink films, transaction cards, transportation laminates and wall coverings. It is GREENGUARD INDOOR AIR QUALITY CERTIFIED® and CRADLE TO CRADLE CERTIFIEDcm Silver.
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Eastman Cadence™ Copolyester GS4 properties
Electrical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Arc Resistance | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Dielectric Constant | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Dielectric Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Dissipation Factor | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Surface Resistivity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Volume Resistivity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Flammability properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Limiting Oxygen Index (LOI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Specific Gravity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Water Absorption | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| CTE, Linear, Parallel to Flow | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Glass Transition Temperature (Tg) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Heat Deflection Temperature (HDT) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Heat Deflection Temperature (HDT) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Specific Heat Capacity | 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 |





