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:
Aug. 01, 1989
Filed:
Jun. 02, 1987
Applicant:
Inventors:
Arnaldo Roggero, San Donato Milanese, IT;
Guglielmo Bertolini, Pavia, IT;
Assignees:
Eniricerche, S.p.A., Milan, IT;
Enichem Sintesi, S.p.A., Palermo, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
525338 ; 5253328 ; 5253329 ; 5253331 ; 5253332 ; 525339 ; 525375 ;
Abstract
Polymeric stabilizer compounds are formed by an organic polymeric matrix, of paraffinic character, deriving from a hydrogenated polydiene and bearing bonded at at least one chain end a sterically hindered aminic function. Such polymeric stabilizer compounds are obtained by means of a process, which provides: