Intellectual Property India Publishes Patent Application for Process For Synthesis Of Zeolite 5a For Hydrogen Pressure Swing Adsorption (psa) Application

MUMBAI, India, Sept. 28 -- Intellectual Property India has published a patent application (202541025964 A) filed by Hindustan Petroleum Corporation Limited on March 21, 2025, for Process For Synthesis Of Zeolite 5a For Hydrogen Pressure Swing Adsorption (psa) Application.

Inventors include Mishra, Prashant; Palaparthi, Neehar; and Tompala, Annaji Rajiv Kumar.

The application for the patent was published on September 25, 2026, under issue no. 39/2026.

Abstract: The present invention discloses a process for synthesis of Zeolite 5A for hydrogen pressure swing adsorption (PSA). The process comprises mixing sodium metasilicate anhydrous, sodium aluminate, NaOH and distilled water to provide an initial zeolite 4A gel. Ageing the initial zeolit...