{"product_id":"pp-pe-pp-trilayer-battery-separator-shutdown","title":"PP\/PE\/PP Trilayer Composite Separator (SEP-PPE-25), Dry-Process Polyolefin Battery Separator with Zero TD Shrinkage and PE Shutdown Function for Lithium-Ion Batteries","description":"\u003ch3\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"0\" data-end=\"339\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cstrong data-start=\"0\" data-end=\"56\"\u003eTrilayer Composite Structure with Shutdown Function:\u003c\/strong\u003e features a PP\/PE\/PP trilayer composite structure with a PE inner layer that provides high-speed shutdown capability at elevated temperatures, while the PP outer layers offer excellent oxidation resistance and thermal stability, ensuring enhanced safety during thermal runaway events\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"341\" data-end=\"635\"\u003e\n\u003cstrong data-start=\"341\" data-end=\"382\"\u003eZero TD Shrinkage for Maximum Safety:\u003c\/strong\u003e exhibits zero TD shrinkage (0% at 90°C\/1h) and only 5% MD shrinkage, significantly reducing internal short circuit risks caused by separator shrinkage at elevated temperatures and ensuring superior dimensional integrity during cell assembly and cycling\u003c\/li\u003e\n\u003cli data-start=\"637\" data-end=\"903\"\u003e\n\u003cstrong data-start=\"637\" data-end=\"682\"\u003eOptimized Porosity \u0026amp; Fine Pore Structure:\u003c\/strong\u003e features a porosity of 39%, Gurley value of 620 seconds, and an ultra-fine average pore size of 0.028 μm, providing excellent ionic transport pathways while offering superior dendrite suppression and mechanical integrity\u003c\/li\u003e\n\u003cli data-start=\"905\" data-end=\"1170\"\u003e\n\u003cstrong data-start=\"905\" data-end=\"934\"\u003eHigh Mechanical Strength:\u003c\/strong\u003e provides high mechanical strength with MD tensile strength of 1700 kgf\/cm², TD tensile strength of 150 kgf\/cm², and puncture strength of 380 gf, ensuring robust processing during cell assembly and reliable long-term cycling performance\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1493\"\u003e\n\u003cstrong data-start=\"1172\" data-end=\"1224\"\u003eWide Chemical Compatibility \u0026amp; Application Range:\u003c\/strong\u003e offers excellent resistance to acids, alkalis, and most chemicals with outstanding oxidation resistance, suitable for various lithium-ion battery applications including coin cells, pouch cells, and cylindrical cells, compatible with a wide range of electrolyte systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"StonyLab","offers":[{"title":"100 mm x 10 m Roll","offer_id":48201724363010,"sku":"NY-Separator-PPE-25-100mmx10m","price":60.0,"currency_code":"USD","in_stock":true},{"title":"φ18 mm (1000 pcs)","offer_id":48201724395778,"sku":"NY-Separator-PPE-25-φ18mm\/1000Pcs","price":160.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0635\/2784\/6146\/files\/PP-PE-PP-Trilayer-Composite-Separator-_SEP-PPE-25_-Dry-Process-Polyolefin-Battery-Separator-with-Zero-TD-Shrinkage-and-PE-Shutdown-Function-for-Lithium-Ion-Batteries-StonyLab-228960447.jpg?v=1784883704","url":"https:\/\/stonylab.com\/products\/pp-pe-pp-trilayer-battery-separator-shutdown","provider":"StonyLab","version":"1.0","type":"link"}