MUMBAI, India, Oct. 26 -- Intellectual Property India has published a patent application (202617091797 A) filed by Daikin Industries, Ltd. on July 29, 2026, for Polymer Composition, Binder For Electrochemical Device, Electrode Mixture, Electrode, And Secondary Battery.
Inventors include Nishimura, Kenta; Yamada, Takaya; Tokuda, Masato; Kato, Taketo; Yasuda, Kohei; and Terada, Junpei.
The application for the patent was published on October 23, 2026, under issue no. 43/2026.
Abstract: The present invention provides: a polymer composition for a binder for an electrochemical device, with which it is possible to improve the coulombic efficiency of an electrochemical device; and the like. The present invention specifically provides a polymer composition which is used for a binder for an electrochemical device, and which contains a fibrillatable polymer, a thermoplastic polymer, and at least one compound that is selected from the group consisting of a compound represented by general formula (1) and a compound represented by general formula (2). General formula (1): (H-(CF2)m-1-COO)pM1 (In the formula, m is 4 to 20, M1 is H, a metal atom, NR54 (wherein the R5 moieties may be the same or different, and each represents H or an organic group having 1 to 10 carbon atoms), or the like, and p is 1 or 2.) General formula (2): (H-(CF2)n-SO3)qM2 (In the formula, n is 4 to 20, M2 is H, a metal atom, NR54 (wherein the R5 moieties are as defined above), or the like, and q is 1 or 2.)
Disclaimer: Curated by HT Syndication.
