Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Silver compound sensitizer containing
Patent
1990-06-12
1991-08-27
Schilling, Richard L.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Silver compound sensitizer containing
430569, 430618, G03C 102, G03C 134, G03C 110
Patent
active
050432583
ABSTRACT:
A silver halide photographic emulsion is described which has excellent color-sensitizing efficiency by sensitizing dyes, sharpness, covering power, and pressure resistant properties, wherein the grains are comprised of core/shell type grains having contained therein a partially halogen-converted silver salt phase, the silver salt comprising silver halochloride, silver thiocyanate or silver citrate.
REFERENCES:
patent: 3622318 (1971-11-01), Evans
patent: 3976486 (1976-08-01), Land
patent: 4070190 (1978-01-01), Friedrich et al.
patent: 4075020 (1978-02-01), Saleck et al.
patent: 4210450 (1980-07-01), Corben
Berry et al, "Journal of Applied Physics", vol. 35 (7), 2165-2169 (1964).
James, "Theory of the Photographic Process", 4th edition, chapter 3, part B, pp. 94-98, MacMillan Publications, Inc., New York (1977).
Ayato Hiroshi
Ihama Mikio
Kishida Seiichiro
Kume Yuji
Suga Yoichi
Fuji Photo Film Co.
Schilling Richard L.
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