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:
Nov. 19, 2019
Filed:
Apr. 24, 2017
Applicant:
Arkema France, Colombes, FR;
Inventors:
Assignee:
Arkema France, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 213/10 (2006.01); C07C 213/08 (2006.01); B01D 3/10 (2006.01); B01D 3/14 (2006.01); C07C 219/08 (2006.01); C08K 5/08 (2006.01); C08K 5/17 (2006.01);
U.S. Cl.
CPC ...
C07C 213/10 (2013.01); B01D 3/10 (2013.01); B01D 3/143 (2013.01); C07C 213/08 (2013.01); C07C 219/08 (2013.01); C08K 5/08 (2013.01); C08K 5/175 (2013.01);
Abstract
The invention relates to the use of 2,6,-di-tert-butyl-4-methylphenol at a moiety of 25 to 200 ppm for stabilizing N,N-dimethylaminoethyl acrylate in respect of discoloring effects. The invention also relates to an N,N-dimethylaminoethyl acrylate stabilized in said manner and to a method for producing the same.