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  • Patent number: 11879025
    Abstract: A method for removing perfluorinated compounds from a fluoropolymer material is provided. The method includes the steps of: (a) providing the fluoropolymer material in a chamber; (b) providing an anaerobic environment in the chamber; and (c) providing a fluorination gas in the chamber, thereby exposing the fluoropolymer material to the fluorination gas. The method results in the removal the perfluorinated compounds from the fluoropolymer material.
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: January 23, 2024
    Assignee: Inhance Technologies, LLC
    Inventors: Subramanian Iyer, Andrew M. Thompson, Adrian R. Samaniego, Zhenshuo Liu