16 20 25 40 μ M Polypropylene PP Film Battery Separator

• Separator Type: PP
• Negative Materials: /
• Electrolyte: /
• Cathode Materials: /
• Transport Package: Carton
• Specification: Thickness: 16/20/25/40um
• Model NO.: T-PP-16/20/25/40
• Trademark: TOB
• Origin: 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.

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

 

 

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