ENTEK EP
Applications
Consumer Electronics
ENTEK EP is used in secondary lithium batteries powering portable electronic devices such as laptop computers, tablets, mobile phones, and digital cameras. This product is also used in lithium primary batteries for aerospace and military.
Nominal Porosity
44%
Available Thicknesses
5µm, 7µm, 9µm , 12µm , 16µm , 20µm
Typical Characteristics
These are typical characteristics for the EP line. ENTEK routinely customizes separators based upon customer requirements.
| Thickness (average) | 20 µm |
|---|---|
| Basis Weight | 11 g/m2 |
| Porosity | 44% |
| Air Permeability | 275 sec |
| Tensile Strength | MD ≥ 1,100 kg/cm2 |
| TD ≥ 900 kg/cm2 | |
| Tensile Elongation at Break | MD - 90% |
| TD - 245% | |
| Puncture Resistance | 540 g |
| Thermal Shrinkage @ 120 C, 1 hr. | MD - 11% |
| TD - 3% |
This data sheet only shows typical properties. We urge purchasers to conduct tests to determine final suitability for their specific end uses. No statement with respect to use is intended as a positive recommendation for such use, no guarantee of performance expressed or implied is made.
| Nominal Thickness | 16 µm |
|---|---|
| Basis Weight | 9 g/m2 |
| Nominal Porosity | 44% |
| Air Permeability | 245 sec/100 ml |
| Puncture Resistance | 455 g |
| Tensile Strength | MD ≥ 1000 kg/cm2 |
| TD ≥ 900 kg/cm2 | |
| Tensile Elongation | MD - 70% |
| TD - 250% | |
| Thermal Shrinkage @120C, 1 hr. | MD - 11% |
| TD - 2% |
| Nominal Thickness | 12 µm |
|---|---|
| Basis Weight | 6.5 g/m2 |
| Nominal Porosity | 44% |
| Air Permeability | 145 sec / 100 ml |
| Puncture Resistance | 300 g |
| Tensile Strength | MD ≥ 1000 kg/cm2 |
| TD ≥ 900 kg/cm2 | |
| Tensile Elongation | MD - 115% |
| TD - 280% | |
| Thermal Shrinkage @120C, 1hr. | MD - 11% |
| TD - 2% |
| Nominal Thickness | 9 µm |
|---|---|
| Basis Weight | 5.0 g/m2 |
| Nominal Porosity | 44% |
| Air Permeability | 140 sec / 100ml |
| Puncture Resistance | 260g |
| Tensile Strength | MD ≥ 1300 kg/cm2 |
| TD ≥ 900 kg/cm2 | |
| Tensile Elongation | MD - 55% |
| TD - 280% | |
| Thermal Shrinkage @120C, 1 hr. | MD - 10% |
| TD - 4.5% |
| Nominal Thickness | 7 µm |
|---|---|
| Basis Weight | 4.0 g/m2 |
| Nominal Porosity | 44% |
| Air Permeability | 105 sec / 100 ml |
| Puncture Resistance | 215g |
| Tensile Strength | MD ≥ 1200 kg/cm2 |
| TD ≥ 700 kg/cm2 | |
| Tensile Elongation | MD - 40% |
| TD - 165% | |
| Thermal Shrinkage @120C, 1 hr. | MD - 10% |
| TD - 3.5% |
| Nominal Thickness | 5 µm |
|---|---|
| Basis Weight | 2.9 g/m2 |
| Nominal Porosity | 44% |
| Air Permeability | 110 sec / 100 ml |
| Puncture Resistance | 170g |
| Tensile Strength | MD ≥ 1500 kg/cm2 |
| TD ≥ 1100 kg/cm2 | |
| Tensile Elongation | MD - 30% |
| TD - 140% | |
| Thermal Shrinkage @120C, 1 hr. | MD - 10% |
| TD - 1% |
