发明名称 |
Squarylium compounds and optical recording media made by using the same |
摘要 |
An object of the present invention is to provide novel squarylium compounds having the spectroscopic properties, light resistance, solubility and thermal decomposition properties suitable for a recording material for DVD-R, and optical recording media using the same. More particularly, the present invention provides novel squarylium compounds represented by the general formula (I). In addition, the present invention provides optical recording media having a recording layer containing said squarylium compound. <CHEM> |
申请公布号 |
AU1890901(A) |
申请公布日期 |
2001.06.25 |
申请号 |
AU20010018909 |
申请日期 |
2000.12.15 |
申请人 |
KYOWA HAKKO KOGYO CO. LTD.;KYOWA YUKA CO., LTD.;RICOH COMPANY, LTD. |
发明人 |
IKUO SHIMIZU;HIROSHI TOYODA;MOTOHARU KINUGASA;SHIHO YAMADA;MASANORI IKUTA;KENJI MUTOH;TSUTOMU SATOH;TATSUYA TOMURA |
分类号 |
C09B56/00;C09B57/00;G03F7/031;G11B7/244;G11B7/249 |
主分类号 |
C09B56/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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