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:
Apr. 08, 2025
Filed:
Jul. 08, 2022
Applicant:
Snf Group, Andrezieux Boutheon, FR;
Inventors:
Cédrick Favero, Andrezieux Boutheon, FR;
Johann Kieffer, Andrezieux Boutheon, FR;
Assignee:
SNF Group, Andrezieux Boutheon, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 233/03 (2006.01); C07C 231/12 (2006.01); C08F 226/02 (2006.01); D21H 17/34 (2006.01); D21H 23/04 (2006.01);
U.S. Cl.
CPC ...
C07C 233/03 (2013.01); C07C 231/12 (2013.01); C08F 226/02 (2013.01); D21H 17/34 (2013.01); D21H 23/04 (2013.01); C08F 2800/20 (2013.01);
Abstract
A method for obtaining N-vinylformamide including the reaction between an acetaldehyde and a formamide, one of the two, preferably both, being at least partially renewable and non-fossil. A bio-sourced N-vinylformamide monomer, a bio-sourced polymer obtained by polymerization including at least N-vinylformamide monomer, and the use of the polymer in various technical fields.