Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product
Patent
1989-04-06
1993-06-08
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
430270, 430945, 540123, 540124, 540125, 540126, 540127, 540128, 540140, G11B 724, C09B 4700
Patent
active
052178560
ABSTRACT:
Special tetraazaporphins containing Si, Ge or Sn as the central metal are useful for forming a recording layer in an optical recording medium.
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patent: 4657554 (1987-04-01), Reinert et al.
patent: 4725525 (1988-02-01), Kenney et al.
patent: 5032495 (1991-07-01), Albert et al.
Chemical Abstracts, vol. 71, No. 13, p. 100.
Patent Abstracts of Japan, vol. 11, No. 158.
Akimoto Takayuki
Hagiwara Hideo
Hayashi Nobuyuki
Kamijima Koichi
Katayose Mitsuo
Bowers Jr. Charles L.
Chea Thorl
Hitachi Chemical Co. Ltd.
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