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. 16, 2018
Filed:
Dec. 19, 2014
Applicant:
Novamont S.p.a., Novara, IT;
Inventor:
Antonio Verdoliva, Naples, IT;
Assignee:
Novamont S.p.A., Novara, IT;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 51/42 (2006.01); C07C 57/13 (2006.01);
U.S. Cl.
CPC ...
C07C 51/42 (2013.01); C07C 57/13 (2013.01);
Abstract
This invention relates to a process for the separation of dicarboxylic acids from aqueous mixtures of CVCmono- and dicarboxylic acids. In particular this invention relates to a process for the separation and purification of the said mixtures which uses an ultrafiltration stage.