(19)
(11) EP 0 592 558 A1

(12)

(43) Date of publication:
20.04.1994 Bulletin 1994/16

(21) Application number: 92914871.0

(22) Date of filing: 02.07.1992
(51) International Patent Classification (IPC): 
A61B 6/ 00( . )
C09K 11/ 77( . )
C09K 11/ 86( . )
G03C 1/ 035( . )
G21K 4/ 00( . )
 C09K 11/ 00( . )
C09K 11/ 78( . )
G03C 1/ 00( . )
G03C 5/ 17( . )
(86) International application number:
PCT/US1992/005443
(87) International publication number:
WO 1993/001522 (21.01.1993 Gazette 1993/03)
(84) Designated Contracting States:
BE DE FR GB IT

(30) Priority: 03.07.1991 US 19910725160

(71) Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
Wilmington Delaware 19898 (US)

(72) Inventors:
  • BEUTEL, Jacob
    Hockessin, DE 19707 (US)
  • MICKEWICH, Daniel J.
    Arden, DE 19810 (US)

(74) Representative: von Kreisler, Alek, Dipl.-Chem. 
Patentanwälte, von Kreisler-Selting-Werner, Bahnhofsvorplatz 1 (Deichmannhaus)
D-50667 Köln
D-50667 Köln (DE)

   


(54) SINGLE SCREEN/FILM STRUCTURE WITH GREATLY IMPROVED RADIOLOGICAL PROPERTIES