Daikin Industries, Ltd. applied for a patent titled “Polytrifluorochloroethylene and Method for Producing Polytrifluorochloroethylene”
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Recently, **information from the Intellectual Property Office shows that Daikin Industries, Ltd. filed a patent application titled “Polytrifluorochloroethylene and method for manufacturing polytrifluorochloroethylene,” with application publication number CN121464159A. The application was filed in June 2024, and it was published on February 3, 2026. The patent abstract states that the present invention provides a polytrifluorochloroethylene, which is a polytrifluorochloroethylene containing trifluorochloroethylene units; the proportion of these trifluorochloroethylene units relative to all monomer units is 95.0 mol% to 100 mol%, and the ratio of the peak area (A) resulting from the double bonds to the peak area (B) resulting from the main backbone ((A)/(B)) is 0.020% or less.
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