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.

Date of Patent:
Aug. 15, 2023

Filed:

Oct. 03, 2018
Applicant:

Nederlandse Organisatie Voor Toegepast-natuurwetenschappelijk Onderzoek Tno, s-Gravenhage, NL;

Inventors:

Marc Crockatt, Hertogenbosch, NL;

Leonard Ferdinand Gerard Geers, Valkenburg, NL;

Johan Urbanus, The Hague, NL;

Rudolf Gijsbertus Van Someren, Nieuwegein, NL;

Jan Cornelis Van Der Waal, Delft, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 19/06 (2006.01); B01J 19/00 (2006.01); B01J 14/00 (2006.01); C07D 493/18 (2006.01); B01J 4/00 (2006.01);
U.S. Cl.
CPC ...
C07D 493/18 (2013.01); B01J 4/001 (2013.01); B01J 14/00 (2013.01); B01J 19/0013 (2013.01); B01J 19/06 (2013.01); B01J 2219/00033 (2013.01); B01J 2219/00119 (2013.01);
Abstract

The invention is directed to a process for the continuous preparation of a cycloadduct product from the reaction of a furanic with a dienophile, comprising heating a first liquid feed stream comprising the dienophile and a solvent in which the dienophile is dissolved; providing a second liquid feed stream comprising the furanic; leading the first liquid feed stream and the second liquid feed stream into a continuous reactor to produce a product solution stream comprising the cycloadduct product; and leading the product solution stream to an product isolation zone to produce an isolated cycloadduct product. A further aspect of the invention is an apparatus for carrying out this reaction.


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