The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 06, 2024
Filed:
Dec. 19, 2022
Upm-kymmene Corporation, Helsinki, FI;
Andrea Gutierrez, Helsinki, FI;
Roel Westerhof, Enschede, NL;
Sascha Kersten, Enschede, NL;
Bert Heesink, Enschede, NL;
Pekka Jokela, Helsinki, FI;
UPM-KYMMENE CORPORATION, Helsinki, FI;
Abstract
The disclosure relates to a process for converting lignin () to renewable product (), wherein the process comprises the following steps; mixing () lignin () with aqueous solution () to obtain a mixture (); heating () the mixture () of step (a) to a temperature between 290 and 350° C., under a pressure from 70 to 165 bar, to obtain a first product mix (); separating aqueous phase () and oil phase (), and optionally gas () and solids (), of the first product mix () of step (b); and heating () the oil phase () of step (c) and solvent () to obtain a second product mix (). The second product mix () can be used as such, it can be directed to separation () or it can be upgraded. The obtained liquid renewable product is suitable as chemicals, fuel, fuel components or feedstock for fuel production.