G - Physics – 11 – B
Patent
G - Physics
11
B
G11B 7/24 (2006.01) C08F 299/06 (2006.01) C09D 175/16 (2006.01) G11B 7/244 (2006.01) G11B 7/245 (2006.01)
Patent
CA 2050070
An optical memory device comprises a transparent substrate and a recording film deposited on the transparent substrate. The recording film is formed by preparing a composition in which a diarylethene-type photochromic compound is dispersed in an ultraviolet-curing polyurethane- acrylate resin of the solventless type and by curing the composition by ultraviolet ray irradiation.
Murakami Yoshiteru
Ohta Kenji
Van Kazuo
G. Ronald Bell & Associates
Sharp Kabushiki Kaisha
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