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:
Apr. 14, 1998
Filed:
Feb. 21, 1996
Applicant:
Inventors:
Barbara Milani, Gorizia, IT;
Giovanni Mestroni, Trieste, IT;
Anna Sommazzi, S. Margherita Ligure, IT;
Fabio Garbassi, Novara, IT;
Assignee:
Enichem S.P.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528392 ; 528392 ; 524706 ; 524707 ; 524709 ; 524711 ; 502102 ; 502103 ;
Abstract
A process for the preparation of alternated linear copolymers based on carbon monoxide and one or more compounds having an unsaturation of the alkenylic type comprises, reacting in a halogenated aromatic or aliphatic solvent the carbon monoxide and one or more compounds having an alkenylic unsaturation in the presence of a catalyst having general formula (I)