Intellectual Property India Publishes Patent Application for Pegylated Graphene Oxide Demulsifier And A Process For Demulsification Of Crude Oil-In-Water Emulsions

MUMBAI, India, Sept. 28 -- Intellectual Property India has published a patent application (202621096226 A) filed by Parag Ramesh Nemade; and Sakshi S Tak on August 10, 2026, for Pegylated Graphene Oxide Demulsifier And A Process For Demulsification Of Crude Oil-In-Water Emulsions.

Inventors include Parag Ramesh Nemade; and Sakshi S Tak.

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

Abstract: A demulsifier for crude oil-in-water emulsions comprises graphene oxide bearing covalently grafted polyethylene glycol chains of weight-average molecular weight 1,000 to 2,000 g/mol, obtained by chlorinating graphene oxide and thereafter grafting the polyethylene glycol in the presence of a tertiary amin...