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. 09, 1991
Filed:
Nov. 08, 1989
Yves Berchadsky, Marseille, FR;
Nelly Kernevez, Grenoble, FR;
Francois Le Moigne, Marseille, FR;
Anne Mercier, Marseille, FR;
Liliane Secourgeon, Saint Egreve, FR;
Paul Tordo, Marseille, FR;
Commissariat a l'Energie Atomique, Paris, FR;
Abstract
A nitroxide radical of the formula (I) or (II): ##STR1## in which R.sub.1 and R.sub.2 are independently chosen from among the optionally deuterated alkyl, alkoxyl, dialkylaminyl and phenyl radicals, H, D or Cl; R.sub.3, R.sub.8 and R.sub.9 are independently chosen from among the optionally deuterated alkyl, alkoxyl and phenyl radicals; R.sub.4, R.sub.5, R.sub.6 and R.sub.7 are independently chosen from among the optionally deuterated alkyl, alkoxyl, dialkylaminyl and phenyl radicals, COOH, OH, OD, H, D, a halogen, COOR (in which R is an alkyl radical); R.sub.10 and R.sub.11 are independently chosen from among optionally deuterated alkyl, alkoxyl, dialkylaminyl and phenyl radicals, COOH, OH, OD, H, D, a halogen, COOR (in which R is an alkyl radical) or represent an oxygen atom linked with the cycle of the radical by a double bond is described.