MUMBAI, India, July 13 -- Intellectual Property India has published a patent application (202617074900 A) filed by Refiniti Ltd on June 17, 2026, for Process For Producing An Upgraded Pyrolysis Oil Product.
Inventor includes Williams, Benjamin Paul.
The application for the patent was published on July 10, 2026, under issue no. 28/2026.
Abstract: A process for producing an upgraded pyrolysis oil product comprising combining the pyrolysis oil with a C1-3 alcohol, a base selected from a Group I hydroxide or oxide and a Group II hydroxide or oxide; and water to provide a mixture comprising an extract phase and a raffinate phase, then allowing the mixture to form two liquid phases consisting of a raffinate phase and an extract phase, and separating the raffinate phase from the extract phase to yield an upgraded pyrolysis oil product; wherein the pyrolysis oil is derived from the pyrolysis of plastic or rubber, or a combination thereof. Use of a solution comprising a C1-3 alcohol, a base selected from a Group I hydroxide or oxide and a Group II hydroxide or oxide, and water for decreasing the heteroatom content of a pyrolysis oil, wherein the pyrolysis oil is derived from the pyrolysis of plastic or rubber, or a combination thereof. In certain embodiments, the heteroatom content of silicon is reduced. In an embodiment, the pyrolysis oil is combined with the C1-3 alcohol, the base and the water at a temperature of between about 10°C to about 50°C. In certain embodiments, the C1-3 alcohol is selected from methanol or ethanol. In certain embodiments, the base is potassium hydroxide.
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