| 摘要 |
PCT No. PCT/EP95/04314 Sec. 371 Date May 8, 1997 Sec. 102(e) Date May 8, 1997 PCT Filed Nov. 3, 1995 PCT Pub. No. WO96/15196 PCT Pub. Date May 23, 1996Azamethine dyes of the formula <IMAGE> where W is oxygen, sulfur or a radical of the formula -NH-CO-, -NH-COO- oder -NH-SO2-, Z1 is C1-C4-alkyl with or without substitution, phenyl or C1-C4-alkoxy, Z2 and Z3 are each hydrogen or C1-C4-alkyl with or without substitution, provided -CZ1Z2Z3 is not linear and is not isopropyl, Z4 is hydrogen, C1-C4-alkyl or C1-C4-alkoxy, Z5 and Z6 are each C1-C10-alkyl with or without substitution, C3-C4-alkenyl, C5-C7-cycloalkyl, phenyl or tolyl, or together with the nitrogen atom joining them together a heterocyclic radical or Z4 and Z5 are together a bridge member, and T is a radical of a cyclic acidic-CH compound H2T, are useful for thermal transfer.
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