X-ray intensifying screens

Details X-ray intensifying screens X-ray intensifying screens

1979-03-08

1981-01-20

Edmundson, F. C.

Radiant energy

Invisible radiation responsive nonelectric signalling

Luminescent device

250483, 25230118, 2523014H, 2523014R, G01J 158, G01N 2152, C09K 1146

Patent

active

042464854

ABSTRACT:
Phosphor screens for converting X-rays to visible or near visible radiation are provided. These screens comprise in a fluorescent layer at least one lanthanum-, gadolinium or mixed lanthanum-gadolinium-oxy-halide phosphor, a binder for the phosphor and as stabilizer for the phosphor an epoxy compound. The oxy-halide phosphor corresponds to the formulae

REFERENCES:
patent: 2819183 (1958-01-01), Alles
patent: 3300311 (1967-01-01), Kennard et al.
patent: 3936644 (1976-02-01), Rabatin
patent: 4054798 (1977-10-01), Watanaba et al.
patent: 4070583 (1978-01-01), Rabatin
patent: 4138361 (1979-02-01), Suys et al.

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