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. 15, 1997
Filed:
Apr. 16, 1996
Applicant:
Inventors:
Richard C Van Hanehem, Rochester, NY (US);
James P Muehlbauer, North Chili, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ; B41M / ;
U.S. Cl.
CPC ...
503227 ; 428195 ; 428913 ; 428914 ;
Abstract
This invention relates to a dye-donor element for thermal dye transfer comprising a support having thereon a dye layer comprising a naphthol-p-phenylenediamine cyan dye in a polymeric binder, the dye layer also containing a stabilizer, the stabilizer comprising a compound containing a nitroxyl free radical and having a molecular weight of at least about 400 or a hydroxylamine moiety and having a molecular weight of at least about 330, the stabilizer being present in the amount of 5-10 mole % based on the weight of the dye.