Radiation imagery chemistry: process – composition – or product th – Visible imaging using radiation only other than heating by...
Patent
1989-05-31
1991-07-30
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Visible imaging using radiation only other than heating by...
430270, 430495, 430945, 430947, 346 76L, 3461351, G03C 128, G03C 500
Patent
active
050359835
ABSTRACT:
A laser-marking composition characterized by containing a non-black inorganic lead compound and a resin and a laser-marking method characterized by marking the surface of an object comprising said composition by exposure to laser beams having wavelengths falling in the far infrared regions.
REFERENCES:
patent: 4341863 (1982-07-01), Borrelli et al.
The Japanese Abstracts of Japan, vol. 13, No. 542, (JP-A-01222995).
The Patent Abstracts of Japan, vol. 13, No. 542, (JP-A-01222994).
Hirabayashi Satoshi
Kidokoro Naoto
Kiyonari Toshiyuki
Bowers Jr. Charles L.
Dainippon Ink and Chemicals Inc.
Pezzner Ashley I.
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