MUMBAI, India, Oct. 31 -- Intellectual Property India has published a patent application (202411028558 A) filed by Gujarat Fluorochemicals Limited; and Gfcl Ev Products Limited, Noida, Uttar Pradesh, on April 8, 2024, for 'a process of preparing high purity fluoroethylene carbonate (FEC).'
Inventor(s) include Gund, Vitthal Genbhau; Borhade, Ajit Sahebrao; and Mane, Swanand Prataprao.
The application for the patent was published on Oct. 31, under issue no. 44/2025.
According to the abstract released by the Intellectual Property India: "The present invention discloses a process for preparing colorless and high purity Fluoroethylene Carbonate (FEC). The process comprises the steps of: a) mixing anhydrous potassium fluoride and anhydrous dimethyl carbonate and heating to remove water; b) cooling the reaction mixture followed by addition of a catalyst and a polymerization inhibitor to the reaction mixture; c) adding Chloroethylene Carbonate (CEC) to the reaction mixture at 45-60 C; d) maintaining the reaction temperature at 70-75 C for 1-4 hrs; e) cooling the reaction mixture to room temperature followed by vacuum filtration and washing; f) carrying out vacuum distillation to obtain the crude product; g) adding stabilizer to the crude product; and h) subjecting the crude product to purification to obtain pure FEC."
Disclaimer: Curated by HT Syndication.
