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:
Jun. 26, 2018
Filed:
Dec. 16, 2013
Applicant:
Basell Polyolefine Gmbh, Wesseling, DE;
Inventors:
Andre-Armand Finette, Köln, DE;
Christoph Wolf, Pulheim-Dansweiler, DE;
Danir Khayrullin, Bruehl, DE;
Giulia Mei, Ferrara, IT;
Juergen Mohrbutter, Alfter, DE;
Dieter Littmann, Mücke, DE;
Assignee:
Basell Polyolefine GmbH, Wesseling, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 210/02 (2006.01); C08F 210/04 (2006.01); C08F 210/08 (2006.01); C08F 2/00 (2006.01); C07C 67/54 (2006.01);
U.S. Cl.
CPC ...
C08F 210/02 (2013.01);
Abstract
Process for copolymerizing ethylene and esters of vinyl alcohol in the presence of free-radical polymerization initiators at pressures in the range of from 110 MPa to 500 MPa and temperatures in the range of from 100° C. to 350° C. in a continuously operated polymerization apparatus comprising a polymerization reactor and one or more compressors, which compress the monomer mixture fed to the polymerization reactor to the polymerization pressure,