| 摘要 |
Optical recording media containing in the recording layer dipyrromethene-metal chelate compounds having main weight loss initiating temperatures ranging from 330 to 500 °C; and dipyrromethene-metal chelate compounds represented by the following general formula or the like: wherein R<1> to R<4> and R<7> to R<11> are each independently hydrogen, halogeno, substituted or unsubstituted alkyl, alkoxy, aryl, or aryloxy; R<6> is substituted or unsubstituted alkyl having 2 to 12 carbon atoms in total; R<12> is substituted or unsubstituted aryl; X is -CH2-; and M is Cu.
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| 申请人 |
MITSUI CHEMICALS, INC.;YAMAMOTO CHEMICALS, INC.;NISHIMOTO, TAIZO;INOUE, SHINOBU;MISAWA, TSUTAMI;NARA, RYOSUKE;INATOMI, YUJI;MURAYAMA, SHUNSUKE;KOIKE, TADASHI;SAITO, YASUNORI;NAKAGAWA, SHINICHI |
发明人 |
NISHIMOTO, TAIZO;INOUE, SHINOBU;MISAWA, TSUTAMI;NARA, RYOSUKE;INATOMI, YUJI;MURAYAMA, SHUNSUKE;KOIKE, TADASHI;SAITO, YASUNORI;NAKAGAWA, SHINICHI |
