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. 07, 1997
Filed:
Nov. 01, 1995
Applicant:
Inventors:
Luc Van Steen, Antwerpen, BE;
Marc Mannens, Kessel, BE;
Assignee:
Agfa-Gevaert N.V., Mortsel, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ; B41M / ;
U.S. Cl.
CPC ...
503227 ; 428195 ; 428323 ; 428331 ; 428341 ; 428342 ; 428913 ; 428914 ;
Abstract
The present invention discloses a dye-donor element for use according to dye diffusion thermal transfer printing comprising on one side of a support a heat-resistant layer and on a side of the support opposite thereto a donor layer comprising a dye, a binder and a surfactant, said surfactant being a copolymer corresponding to the general formula (I) ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 each independently represent an alkyl group R.sup.4 represents an aralkyl group m and n represent the molar fractions of the respective units in the copolymer and have a value of 0.01 to 0.99 with the provision that the sum of m and n equals 1.