High-performance Laminated Battery Tapes for Lithium-ion Pouch Cells

Engineered to provide class-leading formability, insulation, seal strength, and corrosion & water vapor resistance, Targray’s battery tape material delivers the performance required by today’s lithium-ion pouch cell manufacturers. Developed using acid-modified polypropylene and polyester materials, our laminated tape solutions can help battery manufacturing companies produce more stable li-ion pouch cells with a longer shelf-life.

To learn more about the performance of our battery tape materials for lithium-ion pouch cells, consult the summary below. For complete specifications and information about pricing and availability, please contact the Battery Division.

Battery Tape Specifications


  Unit Direction Reference Value
Tensile Strength MPa MD 44
TD 22
Tensile Stretch Rates % MD 3.2
TD 8.9

Characteristics of Battery Tape Material


  Unit Material Reference Value
Melting Point Celsius Acid-modified polypropylene 147
Polyester 310 – 340
Density MD Acid-modified polypropylene 0.90
TD Polyester 1.40

Working closely with our supply partners and organizations including the Electrochemical Society and NAATBatt International, we help lithium-ion battery manufacturers and researchers worldwide commercialize ambitious new technologies for the energy storage market. Contact us today to learn more.

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