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:
Dec. 25, 1990
Filed:
Apr. 27, 1990
Applicant:
Inventors:
Arnaldo Roggero, San Donato Milanese, IT;
Guglielmo Bertolini, Pavia, IT;
Assignees:
Eniricerche SpA, Milan, IT;
Enichem Synthesis SpA, Palermo, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
546205 ;
Abstract
Sterically hindered amino compounds definable by the general formula (I): ##STR1## where R represents a hydrogen atom, a C.sub.1 -C.sub.18 alkyl radical or a C.sub.7 -C.sub.18 alkaryl radical, are useful as organic polymer stabilizers. Processes for preparing these compounds are described.