Patent ID: 7049046
Filing Date: 2006-05-23
Classification: B41C,B41M,C09B

Abstract:
1. An infrared absorbing compound, the compound comprising x wt % K units, y wt % L units, and z wt % of M units, in which: (i) K is selected from —[CH (ii) L is —[CH (iii) M is —[CH in which: each R 1 is independently hydrogen, alkyl of one to six carbon atoms, phenyl, substituted phenyl, or cyano; each R 2 is independently hydrogen, alkyl of one to six carbon atoms, phenyl, substituted phenyl, halogen, cyano, alkoxy of one to four carbon atoms, acyl of one to five carbon atoms, acyloxy of one to five carbon atoms, allyl, —CH 2 CH 2 OCH 2 CH 3 , —CH 2 CH 2 SO2CH 3 , —NHC(O)H, —NHC(O)CH 3 , —Si(CH 3 ) 3 , —Si(OCH 3 ) 3 , or a cyclic —[NC(O)CH 2 CH 2 CH 2 ] group; or R 1 and R 2 together are —CH 2 C(O)OC(O)—, —(CH 2 ) 2 C(O)OC(O)—, or —CH 2 C(O)OC(O)CH 2 —; each R 3 is independently hydrogen, alkyl of one to six carbon atoms, or phenyl; each R 4 is independently hydrogen, alkyl of one to six carbon atoms, phenyl, substituted phenyl, or cyano; E is oxygen or NR B is selected from —CH n is about 5 to about 400; T is hydrogen, alkyl of one to eight carbon atoms, or phenyl; Q is —CO G D