Erasable optical recording medium and method for writing, readin

Details Erasable optical recording medium and method for writing, readin Erasable optical recording medium and method for writing, readin

1991-07-19

1993-06-01

Ryan, Patrick J.

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

428 65, 4284111, 428457, 428913, 430945, 346 76L, 3461351, 369288, B32B 300

Patent

active

052158004

ABSTRACT:
An erasable optical recording medium having a recording layer formed by a transparent and crosslinked polymer having Tg within a range of 50.degree. C.-300.degree. C. and exhibiting a rubbery state at a temperature higher than the Tg, in which is incorporated a dye which absorbs a light and converts it to heat; and a method for recording, reading and/or erasing by using said medium.

REFERENCES:
patent: 4719613 (1988-01-01), Hirose et al.
patent: 4719615 (1988-01-01), Feyrer et al.
patent: 4767696 (1988-08-01), Ishimoto et al.
patent: 4791023 (1988-12-01), Suzuki et al.
patent: 4852075 (1989-07-01), Feyrer et al.
patent: 5079758 (1992-01-01), Clark
J. Vac. Sci. Technol., 18(1), 105-109 (1981)
Japan J. Appl. Phys. 22, 340-343 (1983).

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