Radiographic intensifying screen

Details Radiographic intensifying screen Radiographic intensifying screen

1986-04-21

1987-11-03

Fields, Carolyn E.

Radiant energy

Invisible radiation responsive nonelectric signalling

Luminescent device

2504831, G01J 158

Patent

active

047045388

ABSTRACT:
A radiographic intensifying screen comprising a support, phosphor layers provided thereon which comprise a binder and phosphor particles dispersed therein, and a protective film provided on said phosphor layers, in which said phosphor layers comprise: (i) the first phosphor layer provided on said support containing at least one terbium activated rare earth oxysulfide phosphor; and (ii) the second phosphor layer provided on the first phosphor layer containing at least one divalent europium activated barium fluorohalide phosphor.

REFERENCES:
patent: 3936644 (1976-02-01), Rabatin
patent: 4039840 (1977-08-01), Shimiya et al.
patent: 4362944 (1982-12-01), Suzuki et al.
patent: 4486486 (1984-12-01), Maeoka et al.

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