Thermal recording element
 A thermal recording element comprising a support having thereon a recording layer comprising a J-aggregate cyanine dye dispersed in a hydrophilic binder, the J-aggregate dye having the formula: wherein PA1 X and Y each independently represents O, S, a NR group or CH.dbd.CH; PA1 R represents a substituted or unsubstituted alkyl group having from about 1 to about 6 carbon atoms; PA1 R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.7, R.sup.8, R.sup.9 and R.sup.10 each independently represents a substituted or unsubstituted alkyl or alkoxy group having from about 1 to about 6 carbon atoms; halogen; a substituted or unsubstituted aryl group having from about 6 to about 10 atoms; or a substituted or unsubstituted heteroaryl group having from about 5 to about 10 atoms; PA1 any two adjacent substituents on the aryl ring may be taken together to form a 6-membered aromatic ring; PA1 R.sup.5 and R.sup.6 each independently represents a substituted or unsubstituted alkyl group having from about 1 to about 6 carbon atoms or sulfoalkyl; PA1 L.sup.1, L.sup.2 and L.sup.3 each independently represents a substituted or unsubstituted methine group; PA1 Z represents an inorganic or organic cation; PA1 n is 0-3, and PA1 m is 0 or 1. 
Eastman Kodak Company
Y G B G G
Y10S G03C B41M G03C G03C
additional additional inventional inventional additional
Derek D. Huijuan D.
Chapman Chen