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:
Dec. 27, 1994
Filed:
May. 27, 1993
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A sublimation-type thermal color image transfer recording medium for transferring images onto an image receiving sheet by moving the sublimation-type thermal color image transfer recording medium with a speed of 1/n (n>1) relative to the image receiving sheet with a speed of 1 is composed of at least one support, and an ink layer formed on the support. The ink layer includes at least one dye-supply layer formed on the support, which is composed of a resin binder agent and one sublimable dye dispersed therein, such as a yellow sublimable dye, a magenta sublimable dye, and a cyan sublimable dye; and a dye-transfer-contribution layer formed on the dye-supply layer, which is composed of a resin binder agent and a sublimable dye with substantially the same color as that of the sublimable dye in the dye-supply layer, wherein the total of the sublimable dye contained in the dye-supply layer and that in the dye-transfer contribution layer, M g/m.sup.2, and the value of M.multidot.1/n for each color ink section are in a predetermined relationship.