Thermal recording material

Details Thermal recording material Thermal recording material

B - Operations, Transporting

41

M

42/3

B41M 5/30 (2006.01) B41M 5/337 (2006.01)

Patent

CA 1312730

THERMAL RECORDING MATERIAL ABSTRACT OF THE DISCLOSURE: A thermal recording material having a thermal record- ing layer that utilizes a color forming reaction between at least one basic dye and a color developing agent capable of forming color in contact with said basic dye, said thermal recording layer containing a dihydroxydiphenyl ether of the formula: Image so as to enhance the color forming ability and degree of brightness of said thermal recording material. In order to enhance the image stability of this thermal recording material, the thermal recording layer may further contain at least one compound selected from the group consisting of 1,1,3-tris(2-methyl-4-hydroxy-5-t-butylphenyl)-butane, 1,1,3-trls(2-methyl-4-hydroxy-5-cyclohexyl)butane, 1,3,5- tris(4-t-butyl-3-hydroxy-2,6-dimethylbenzyl)isocyanuric acid and 1,1-bis(2-methyl-4-hydroxy-5-t-butylphenyl)butane.

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