MUMBAI, India, Jan. 31 -- Intellectual Property India has published a patent application (202417050618 A) filed by Repsol, S. A., Madrid, on July 2, 2024, for 'method for the preparation of polymer polyols.'
Inventor(s) include Perez Valencia, Juan Pedro; Carazo Angulo, Jose Antonio; and Fernandez Villar, Felix.
The application for the patent was published on Jan. 31, under issue no. 05/2025.
According to the abstract released by the Intellectual Property India: "The present invention refers to the use of hydrofoil impellers for the preparation of polymer polyols and to a method for preparing a polymer polyol, which comprises reacting a base polyol, at least one ethylenically unsaturated monomer and a macromer or a preformed stabilizer i...