| 发明名称 |
SQUALILIUM COMPOUND AND INFORMATION OPTICALLY RECORDABLE ANDREADABLE MEMORY ELEMENT EQUIPPED WITH SUPPORTER HAVING RECORDING LAYER CONTAINING SAME |
| 摘要 |
An optical recording element having a recording layer which comprises an alkylpyrylium-squarylium dye, as well as novel alkylpyrylium-squarylium compounds. |
| 申请公布号 |
JPS59172550(A) |
申请公布日期 |
1984.09.29 |
| 申请号 |
JP19840004287 |
申请日期 |
1984.01.14 |
| 申请人 |
PHILIPS' GLOEILAMPENFABRIEKEN NV |
发明人 |
DEIRUKU YAN GURAFUESUTEIEIN;KURISUCHIAAN SUTEENBERUGEN;YAN FUAN DERU FUEEN;UIRUHERUMUSU PETERU MARUCHINUSU NIIEISEN |
| 分类号 |
G11B7/24;B41M5/26;C09B23/00;C09B23/01;C09B23/16;C09B57/00;G11B7/244;G11B7/246 |
主分类号 |
G11B7/24 |
| 代理机构 |
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代理人 |
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