Rabin & Champagne P.C.
Cyanine dyes mixture as optical recording media
 A cyanine dye for using in optical disc recording medium, having the following structure: ##STR1## wherein R represents 4-methoxycarbonyl benzyl group, X.sup.- represents an acid anion, and n represents am integer of 2 or 3. This cyanine dye is suitable for use as a near infrared light-absorbing organic dye useful as an optical disc recording medium. 
Industrial Technology Research Institute National Tsing Hua University
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C09B C09B G11B G11B G11B G11B Y10S
inventional inventional additional inventional additional additional additional
Jian-Liang Tzuan-Ren Wen-Yih Jin-Sen Jen-Cheng Andrew Teh Der-Ray Shi-Jae Don-Yau Hong-Ji
Huang Jeng Liao Chen Chang Hu Huang Ye Chiang Lee