Erasable optical recording media

Details Erasable optical recording media Erasable optical recording media

1993-03-29

1994-07-05

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Erasable imaging

430321, 430495, 430945, 430270, 427162, G11B 700, G11B 724, G11B 726

Patent

active

053266609

ABSTRACT:
An optical recording structure comprises a thermally stable substrate and a polymeric layer deposited on the substrate comprised of a poly(ester-amide). Laser beams are directed at the deposited polymeric layer to record or erase information. The recording structure has an excellent dimensional and mechanical stability on storage, readily and easily records information, and has an ability to be easily and completely erased.

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patent: 4886718 (1989-12-01), Eich et al.
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