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. 14, 1998
Filed:
Dec. 18, 1995
Applicant:
Inventors:
Michael A Lorenz, Miamisburg, OH (US);
Monica N Lewis, St. Louis, MO (US);
Frank J Kenny, Carrollton, OH (US);
Assignee:
NCR Corporation, Dayton, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
524300 ; 524 88 ; 524277 ; 524300 ; 524322 ; 524424 ; 428195 ; 428484 ; 428500 ; 428913 ;
Abstract
There is provided by the present invention a coating formulation for thermal transfer ribbons which employ active plasticizers that reduce the softening temperature of the ink layer and volatilize from the ink layer or react with components therein when heated during transfer to provide images with high scratch and smear resistance.