MUMBAI, India, June 19 -- Intellectual Property India has published a patent application (202617056702 A) filed by Basf Se on May 04, 2026, for Method For Purifying Acrylic Acid By Means Of A Mother Acid Recirculation Process.
Inventors include Becker, Stefan Wendelin; and Hammon, Ulrich.
The application for the patent was published on June 05, 2026, under issue no. 23/2026.
Abstract: The invention relates to a method for purifying acrylic acid by means of a mother acid recirculation process, having the steps a) to e). Initially, the acrylic acid is part of a product gas mixture (PGM) which additionally contains auxiliary components and optionally water. In step a), the product gas mixture (PGM) is separated into a raw acrylic acid strea...