MUMBAI, India, Oct. 26 -- Intellectual Property India has published a patent application (202617090082 A) filed by Tosoh Corporation on July 24, 2026, for Zeolite And Production Method Therefor.
Inventors include Ito, Masato; Ishikawa, Tomoya; and Sakaguchi, Yuya.
The application for the patent was published on October 23, 2026, under issue no. 43/2026.
Abstract: The purpose of the present invention is to provide at least one of: a zeolite which has excellent hydrothermal durability and which, even after having undergone a hydrothermal durability treatment, exhibits excellent SCR catalytic activity; a method for producing the zeolite; and a selective reduction catalyst including the zeolite. This zeolite has an intergrowth structure comprising a CHA structure and a GME structure, gives an X-ray powder diffraction pattern which at least has the peaks shown in the table, contains calcium and copper, and gives an XPS spectrum in which the proportion of the area for the spectral range of 930.0-933.0 eV to the area for the spectral range of 930.0-940.0 eV is less than 34%.
Disclaimer: Curated by HT Syndication.
