Intellectual Property India Publishes Patent Application for Process For Reducing The Amount Of 1,2-Pentanediol From Ethylene Glycol

MUMBAI, India, Aug. 12 -- Intellectual Property India has published a patent application (202627000130 A) filed by Avantium Knowledge Centre B. V. on January 01, 2026, for Process For Reducing The Amount Of 1,2-Pentanediol From Ethylene Glycol.

Inventors include Ansovini, Davide; Esmaeili, Faezeh; and Mckay, Benjamin.

The application for the patent was published on August 07, 2026, under issue no. 32/2026.

Abstract: A process for removing 1,2-pentanediol from a mixture rich in ethylene glycol, which process comprises extractive distillation using an entrainer in said extractive distillation having a Hansen solubility parameter dH of between 5 and 15 and the entrainer having a boiling point at atmospheric pressure of at least 200°C.

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