Optical information recording medium

Details Optical information recording medium Optical information recording medium

1994-09-02

1996-09-17

Ryan, Patrick

Stock material or miscellaneous articles

Circular sheet or circular blank

428 642, 428 643, 428 644, 428 648, 428913, 4302701, 43027011, 43027014, 430945, 3692751, 3692752, 369283, 369288, B32B 300

Patent

active

055566812

ABSTRACT:
An optical information recording medium is disclosed. The optical information recording medium has a transparent substrate having pits and lands corresponding to information signals formed therein, and a reflective layer formed on the transparent substrate. The reflective layer is composed mainly of a dye material and a polymeric material and has a reflectance of 15 to 25%. The polymeric material forming the reflective layer is a silicon varnish.

REFERENCES:
patent: 4917989 (1990-04-01), Albert
patent: 5132153 (1992-07-01), Hirose
patent: 5200947 (1993-04-01), Satake
patent: 5271979 (1993-12-01), Santoh
Patent Abstracts of Japan, vol. 9, No. 170 & JP-A-60 047 247.

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