Stock material or miscellaneous articles – Circular sheet or circular blank – Recording medium or carrier
Patent
1989-07-17
1991-02-26
Ryan, Patrick J.
Stock material or miscellaneous articles
Circular sheet or circular blank
Recording medium or carrier
428 65, 428913, 430270, 430945, 369288, 346 11, 346 76L, 3461351, B32B 300
Patent
active
049960890
ABSTRACT:
An optical data recording medium provided with a recording layer, the recording medium having excellent durability to light and heat, superior writing sensitivity and a high C/N value, wherein at least one a group of anion selected from a group of hexafluorophosphate ion (PF.sub.6 .sup.-), trifluoromethane sulfonate ion (CF.sub.3 SO.sub.3 .sup.-) or thiocyanate ion (SCN.sup.-) is present as the anion in an indol cyanine dye having a methyne chain present in the recording layer of the optical data recording medium.
REFERENCES:
patent: 4547444 (1985-10-01), Bell et al.
patent: 4735839 (1988-04-01), Sato et al.
patent: 4767693 (1988-08-01), Oba et al.
patent: 4791023 (1988-12-01), Suzuki et al.
patent: 4885228 (1989-12-01), Inagi et al.
patent: 4900648 (1990-02-01), Hioki
Fujiwara Hideo
Iuchi Shin-ichiro
Kamezaki Hisamitsu
Nagai Ryo
Saito Osamu
Hitachi Maxell Ltd.
Ryan Patrick J.
LandOfFree
Optical data recording medium does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Optical data recording medium, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Optical data recording medium will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-293381