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Teflon® FEP Overwrap Bag used during the cryogenic storage of cord blood.


Welch Fluorocarbon has helped numerous Biotechnology companies resolve tough challenges by using our custom high-performance film products.


The world’s largest cord blood storage facilities had a unique problem that required a material that can withstand cryogenic temperatures for an extended period of time.


Utilizing the incredible properties of Teflon™ FEP film, and our highly adaptable manufacturing abilities Welch Fluorocarbon has been able to provide a highly specialized custom Overwrap Bag capable of acting as a secure secondary level of containment.

Teflon® is a registered trademark of DuPont used under license by Welch Fluorocarbon, Inc.

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