lithium

ENTEK designs, engineers, and manufactures separators to deliver a strong value proposition to our customers by understanding the fundamental science behind them. 

World leader in battery separator technology

ENTEK utilizes a unique, wet process manufacturing approach to produce its ultrahigh molecular weight polyethylene (UHMWPE) base separators with excellent mechanical properties.

With over 35 years’ experience in battery separator production, ENTEK boasts a talent pool of more than 700 employees with a strategically positioned global footprint in the USA, UK and Asia-Pacific.

Why ENTEK?
  • Vertical Integration with ENTEK Technology Holdings
  • Global capacity
  • Unrivaled expertise in battery separator technology
  • Innovative battery separator process for capital cost advantages
  • Rigorous ISO 9001:2015 quality systems and real-time SPC

Featured Product

Coatings for Safety and Lamination

ENTEK manufactures a variety of coated separators that include single-sided, double-sided and multilayer coatings on any base separator.

  • PVDF-coated separators for laminated cells
  • Alumina-coated separators with excellent high temperature dimensional stability, based upon ENTEK’s patented nanoparticle technology (US Patent #9,847,519)
  • 5-layer separator with outer adhesive functional layers and alumina-coated polyolefin base separator for laminated cells often used in xEV batteries

EP

Traditional separator used in Li primary and Li-ion cells

High mechanical integrity

Optimized for consumer applications

EPH

Separator choice for higher power applications

High power discharge

Optimized for high-rate portable devices

EPX

Base material used for coated separators

Ultra-low impedance

Optimized for e-mobility

We Value Our Customers

Service

Resources

Technology

"Our technicians are really world-class. They’re really very good innovators. They’re able to solve problems very quickly and get to a proof of concept quickly. I think that’s one advantage we have at ENTEK."

— Weston Wood

“I look at my role as being a problem solver, essentially. The greatest thing about ENTEK is being able to come up with ideas and provide a strong value proposition to customers.”

— Rick Pekala, CTO

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