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:
Oct. 24, 1989
Filed:
Jul. 19, 1988
Noel R Vanier, Rochester, NY (US);
Kin K Lum, Webster, NY (US);
Eastman Kodak Company, Rochester, NY (US);
Abstract
A dye-donor element for thermal dye transfer comprising a support having on one side thereof a dye dispersed in a polymeric binder, and wherein the polymeric binder comprises a mixed cellulose ester and the dye-donor element contains a colorless, nonpolymeric material for increasing dye transfer efficiency having the following formula: ##STR1## wherein both R groups represent --CO.sub.2 J or --O.sub.2 CJ and are located either ortho or meta to each other; and each J independently represents a substituted or unsubstituted phenyl group, or a substituted or unsubstituted carbomonocyclic or carbobicyclic ring having from about 5 to about 12 carbon atoms, with the proviso that when either or both of J is substituted, then the total number of substituent carbon atoms in each J group is about 8 or less.