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:
May. 29, 1990
Filed:
May. 06, 1988
Applicant:
Inventors:
Viviano Banzi, Ferrara, IT;
Roberto Fabbri, Ferrara, IT;
Assignee:
Ausimont S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ;
U.S. Cl.
CPC ...
525257 ; 525263 ; 525285 ; 525315 ;
Abstract
Grafting of maleic anhydride, possibly together with styrene, on olefinic polymers, carried out in the presence of radical starters, characterized in that one operates with the polymer maintained in suspension of either an aliphatic, cycloaliphatic or aromatic ketone, containing from 3 to 22 carbon atoms. 2