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. 24, 2017
Filed:
Mar. 24, 2016
Applicant:
Nitto Europe N.v., Genk, BE;
Inventors:
Assignee:
NITTO EUROPE N.V., Genk, BE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 279/20 (2006.01); C07C 67/62 (2006.01); C09B 49/06 (2006.01); C07D 279/18 (2006.01); C08F 220/18 (2006.01); C08L 33/08 (2006.01); C07C 67/03 (2006.01);
U.S. Cl.
CPC ...
C07D 279/20 (2013.01); C07C 67/03 (2013.01); C07C 67/62 (2013.01); C07D 279/18 (2013.01); C08F 220/18 (2013.01); C08L 33/08 (2013.01); C09B 49/06 (2013.01); C08G 2261/58 (2013.01);
Abstract
The present invention relates to a method for prevention of premature polymerization during the preparation, purification, transportation and storage of a polymerizable compound with at least one conjugated unsaturated group in the presence of an azine dye-based compound as inhibitor. Further the present invention relates to methods of preparing such inhibitors as well as to the inhibitors itself, as well as to methods of improving solubility and stability of dissolved inhibitors.