Armarator

New-gen battery separator with uncompromised performance and durability for high-power and high-safety battery solutions
Armarator is a proprietary-design separator that offers a number of advantages over traditional separators. It has superb high-temperature mechanical strength up to 250°C, which makes it ideal for use in high-power batteries that have exacting high-safety requirements. With low direct current internal resistance (DCIR), Armarator is less likely to cause battery degradation. It is capable of high-speed winding and stacking, and accommodates the demands of mass production at scale. As it does not require modifications to existing production processes, Armarator is easy for seamless adoption as a cost-effective solution for battery manufacturers.

The future of electric transportation, elevated —Armarator is ideal for use in a variety of battery applications where superior, uncompromising performance is crucial. These include next-generation capabilities for electric vertical take-off and landing (eVTOL), unmanned aerial vehicle (UAV), and hybrid electric vehicle (HEV) mobility solutions.
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Features
ArmaratorTM has the following advantages.
  • Superb high-temperature mechanical strength up to 250°C.
  • Low DCIR in battery systems.
  • Can integrate with high-speed winding and stacking.
  • No production process modifications required.

Testing videos
Fire resistant test
  • High endurance — ceramic framework structure ensures Armarator™ keeps going strong unlike commercial separators (PE with double-sided coating) that break down under high temperature.



Heat shrinkage test (w/ electrolyte)-Adhesive Function
  • Aramarator™ maintains its structural integrity after burning and shows no cracks even at 250°C Celsius.



Winding processes
  • Armarator™ performs smoothly during high-speed winding process, and can be applied to a battery maker’s existing manufacturing setup without the need to make modifications.



Internal short circuit test




Tensile strength test (after baking)




Water Content Test




Nail penetration test
  • Armarator™ expansion hole size is smaller than a commercial separator in th nail penetration test. 



Capillary height test
  • Armarator™ exhibits enhanced compatibility with the positive and negative electrode liquids within the battery, facilitating improved integration.



Compression retention test
  • Armarator™ pore diameter is compressed by 10% less than that of a commercial separator.



Puncture Strength Test
  • Armarator™ exhibits enduring flexibility in the puncture process, showcasing retained resilience even after exposure to high-temperature baking, distinguishing it from standard separators.



Thermomechanical Analysis(TMA)
  • Armarator™ stands strong after a 300°C Temperature Test, While conventional separator films have already split.


 
Specifications
  Commercial separator ArmaratorTM
Thickness (um) 12 12
Gurley (sec/100c.c) 97 77-200
Heat shrinkage (250°C@1hr) Breaks down <5%
Melt Integrity(TMA) 147 330
Adhesion with the electrode - YES
Applications
An original-design separator ideal for high-safety and high-power battery applications used typically in eVTOL, UAV, HEV solutions, and more.

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