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:
Oct. 28, 2025
Filed:
Jan. 27, 2023
Applicant:
Cap Iii B.v., Urmond, NL;
Inventors:
Jasper Verduyckt, Urmond, NL;
Peter Roos, Urmond, NL;
Kate Emily Murphy, Urmond, NL;
Henricus Anna Christiaan Baur, Urmond, NL;
Wenjing Fu, Urmond, NL;
Johan Thomas Tinge, Urmond, NL;
Assignee:
CAP III B.V., Urmond, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 201/12 (2006.01); B09B 3/40 (2022.01); B09B 3/70 (2022.01); B09B 3/80 (2022.01); C07D 201/16 (2006.01); C07D 223/10 (2006.01); B09B 101/75 (2022.01);
U.S. Cl.
CPC ...
C07D 201/16 (2013.01); B09B 3/40 (2022.01); B09B 3/70 (2022.01); B09B 3/80 (2022.01); B09B 2101/75 (2022.01);
Abstract
The present invention provides a process and a plant for recovering purified ε-caprolactam from polyamide 6 comprising fishing nets, wherein the plant comprises a depolymerization section [B], a recovery section [C], and a purification section [D], The present invention also provides purified e-caprolactam that has a particularly low product carbon footprint and is obtained via depolymerization of polyamide 6 from fishing nets.