Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Radiation sensitive composition or product or process of making
Patent
1988-10-26
1991-03-19
Michl, Paul R.
Radiation imagery chemistry: process, composition, or product th
Imaging affecting physical property of radiation sensitive...
Radiation sensitive composition or product or process of making
430495, 430945, 3461351, G11B 724
Patent
active
050010352
ABSTRACT:
Recording in which a recording double layer which has an absorbing dye is exposed to laser light of a higher and a lower energy level, in which by exposure to laser light of the lower energy level, a bump is formed in the recording layer and in which by exposure to laser light of the higher energy level a bulge is formed which at the surface comprises a groove, as well as a recording element obtained by using the method and a method of manufacturing a metal copy from the recording element.
REFERENCES:
patent: 4780867 (1988-10-01), Lind et al.
patent: 4825430 (1989-04-01), Halter et al.
patent: 4852075 (1989-07-01), Feyrer et al.
Johnson George H.
Simmons Howard E.
van Liempd Johannes P. J. G.
Wijn Josephus M.
Buscher Mark R.
Haken Jack E.
Michl Paul R.
Spain Norman N.
U.S. Philips Corporation
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