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:
Mar. 26, 2024
Filed:
Nov. 13, 2018
Applicant:
Eni S.p.a., Rome, IT;
Inventors:
Paolo Biagini, San Giuliano Terme, IT;
Riccardo Po, Novara, IT;
Laura Boggioni, Abbiategrasso, IT;
Simona Losio, Gabagnate Milanese, IT;
Assignee:
ENI S.P.A., Rome, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 8/08 (2006.01); B01J 31/02 (2006.01); B01J 31/22 (2006.01); B01J 31/34 (2006.01); C08G 64/34 (2006.01);
U.S. Cl.
CPC ...
C08G 64/34 (2013.01); B01J 31/0268 (2013.01); B01J 31/2243 (2013.01); B01J 31/34 (2013.01);
Abstract
The present invention relates to a process for preparing polycarbonate comprising copolymerizing an epoxy compound and carbon dioxide (CO) in the presence of a catalytic system comprising: