T-PP-16/20/25/40
PP
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TOB
Carton
Thickness: 16/20/25/40um
China
Product Description
Lithium Ion Battery Research Material 16 20 25 40 um Polypropylene PP Film Battery Separator
Universal type battery separator paper PP
Product Name: lithium-ion battery separator
Appearance: Milky white porous films
Function: Used in separating lithium ion battery cathode and anode, to prevent short circuit
Product characteristics:
1.Uniform pore size distribution
2.Low obturator temperature
3.High film rupture temperature
Application: Communications products battery, Tool Battery.
Product Name: lithium-ion battery separator
Appearance: Milky white porous films
Function: Used in separating lithium ion battery cathode and anode, to prevent short circuit
Product characteristics:
1.Uniform pore size distribution
2.Low obturator temperature
3.High film rupture temperature
Application: Communications products battery, Tool Battery.
Type | Unit | Test Standard | Requirements | |||
Thickness | μm | GB/T 6672-2001 | 16±2 | 20±2 | 40±2 | |
Surface Density | g/m2 | GB/T 24218.1-2009 | 6~11 | 8~13 | / | |
Porosity | % | GB/T 24218.1-2009 | 35~45 | 37~47 | 40-50 | |
Gurley | S/100mL | GB/T 458-2008 | 190~390 | 250~450 | 500-800 | |
Tensile Strength | MD | Mpa | GB/T 1040.3-2006 | ≥100 | ≥100 | ≤1.5 |
TD | ≥25 | ≥25 | ≤1.0 | |||
Shrinkage | MD | % | GB/T 12027-2004(90±2ºC, 1h) | ≤1.5 | ≤1.5 | ≥100 |
TD | ≤1.0 | ≤1.0 | ≤30 | |||
Puncture Strength | N* | GB/T 10004-2008 | ≥2.2 | ≥2.8 | ≥5.0 | |
Separator PP 25um
Project | Unit | Measuring Instruments | Technical data | |
Material | / | DSC(Diamond N5360022) | PP | |
Porosity | % | Analytical balance(FA2004N) | 42±3 | |
Thickness | um | Mahr Thickness tester(C1216) | 25±2 | |
Width | mm | Straight steel ruler | Customized | |
Areal density | g/m2 | Analytical balance(FA2004N) | 13.2±1.0 | |
Air Permeability | s/100ml | Analytical balance(FA2004N) | 350±100 | |
Puncture Strength | g | Puncture instrument (CMT6202) | ≥400 | |
Tensile Strength | MD | Kgf/cm2 | Electronic tension machine (CMT8102) | ≥1400 |
TD | ≥130 | |||
Thermal contraction (115ºC/16H) | MD | % | Drying oven(DHG-9023), | ≤3.0 |
TD | Straight steel ruler | ≤0.5 | ||
Battery cell separator rolling
Package
