USRE39806EExpiredUtility

Scintillator panel, radiation image sensor, and methods of making the same

43
Assignee: HAMAMATSU PHOTONICS KKPriority: Jun 18, 1998Filed: Oct 21, 2003Granted: Sep 4, 2007
Est. expiryJun 18, 2018(expired)· nominal 20-yr term from priority
Inventors:Toshio TakabayashiTakuya HommeHiroto Sato
G01T 1/202G03B 42/02G21K 4/00G01T 1/20
43
PatentIndex Score
0
Cited by
19
References
27
Claims

Abstract

A scintillator panel ( 2 ) comprises a radiation-transparent substrate( 10 ), aflat resin film ( 12 ) formed on the substrate ( 10 ), a reflecting film ( 14 ) formed on the flat resin film ( 12 ), a deliquescent scintillator ( 16 ) formed on the reflecting film ( 14 ), and a transparent organic film ( 18 ) covering the scintillator ( 16 ).

Claims

exact text as granted — not AI-modified
1. A scintillator panel comprising a radiation-transparent substrate, a flat resin film formed on said substrate, a reflecting film formed on said flat resin film, and a scintillator formed on said reflecting film. 
     
     
       2. A scintillator panel according to  claim 1 , wherein at least a part of said scintillator is covered with a transparent organic film. 
     
     
       3. A scintillator panel according to  claim 2 , wherein said transparent organic film covers over the all surfaces of said scintillator. 
     
     
       4. A scintillator panel according to  claim 1 , wherein said flat resin film is directly formed on said substrate. 
     
     
       5. A scintillator panel according to  claim 1 , wherein said scintillator is directly formed on said flat resin  reflecting film. 
     
     
       6. A radiation image sensor comprising a radiation-transparent substrate, a flat resin film formed on said substrate, a reflecting film formed on said flat resin film, a scintillator formed on said reflecting film, and an imaging device disposed so as to face said scintillator. 
     
     
       7. A radiation image sensor according to  claim 6 , wherein at least a part of said scintillator is covered with a transparent organic film. 
     
     
       8. A radiation image sensor according to  claim 7 , wherein said transparent organic film covers over the all surfaces of said scintillator. 
     
     
       9. A radiation image sensor according to  claim 6 , wherein said flat resin film is directly formed on said substrate. 
     
     
       10. A radiation image sensor according to  claim 6 , wherein said scintillator is directly formed on said flat resin  reflecting film. 
     
     
       11. A method of making a scintillator panel comprising steps of:
 forming a flat resin film on a radiation-transparent substrate;  
 forming a reflecting film on said flat resin film; and  
 forming a scintillator on said reflecting film.  
 
     
     
       12. A method of making a scintillator panel according to  claim 11 , further comprising a step of covering at least a part of said scintillator with a transparent organic film. 
     
     
       13. A method of making a scintillator panel according to  claim 12 , wherein said transparent organic film covers the all surfaces of said scintillator. 
     
     
       14. A method of making a scintillator panel according to  claim 11 , wherein said flat resin film is directly formed on said radiation-transparent substrate. 
     
     
       15. A method of making a scintillator panel according to  claim 11 , wherein said scintillator is directly formed on said flat resin  reflecting film. 
     
     
       16. A method of making a radiation image sensor comprising steps of:
 forming a flat resin film on a radiation-transparent substrate;  
 forming a reflecting film on said flat resin film;  
 forming a scintillator on said reflecting film; and  
 disposing an imaging device opposite said scintillator.  
 
     
     
       17. A method of making a radiation image sensor according to  claim 16 , further comprising a step of covering at least a part of said scintillator with a transparent organic film. 
     
     
       18. A method of making a radiation image sensor according to  claim 17 , wherein said transparent organic film is covering the all surfaces of said scintillator. 
     
     
       19. A method of making a radiation image sensor according to  claim 16 , wherein said flat resin film is directly formed on said radiation-transparent substrate. 
     
     
       20. A method of making a radiation image sensor according to  claim 16 , wherein said scintillator is directly formed on said flat resin  reflecting film. 
     
     
       21. A scintillator panel comprising a radiation-transparent substrate, a flat resin film formed on said substrate, a reflecting film formed on said flat resin film, and a scintillator formed on said reflecting film, wherein at least a part of said scintillator is covered with a transparent organic film, wherein said transparent organic film covers over all the surfaces of said scintillator, and wherein said transparent organic film reaches to the surfaces of said substrate. 
     
     
       22. A radiation image sensor comprising a radiation-transparent substrate, a flat resin film formed on said substrate, a reflecting film formed on said flat resin film, a scintillator formed on said reflecting film, and an imaging device disposed so as to face said scintillator, wherein at least a part of said scintillator is covered with a transparent organic film, wherein said transparent organic film covers over all the surfaces of said scintillator, and wherein said transparent organic film reaches to the surfaces of said substrate. 
     
     
       23. A method of making a scintillator panel comprising the steps of:
 forming a flat resin film on a radiation-transparent substrate;  
 forming a reflecting film on said flat resin film;  
 forming a scintillator on said reflecting film; and  
 covering at least a part of said scintillator with a transparent organic film, such that said transparent organic film covers all the surfaces of said scintillator and reaches to the surfaces of said substrate.  
 
     
     
       24. A method of making a radiation image sensor comprising the steps of:
 forming a flat resin film on a radiation-transparent substrate;  
 forming a reflecting film on said flat resin film;  
 forming a scintillator on said reflecting film;  
 disposing an imaging device opposite said scintillator; and  
 covering at least a part of said scintillator with a transparent organic film, such that said transparent organic film is covering all the surfaces of said scintillator and reaches to the surfaces of said substrate.  
 
     
     
       25. A scintillator panel comprising:
   a radiation - transparent substrate;        a scintillator layer supported by said substrate;        a flat resin film; and        a reflecting film supported by said flat resin film, said flat resin film and said reflecting film being provided between said radiation - transparent substrate and said scintillator layer.     
     
     
       26. A scintillator panel according to  claim 25 , wherein said flat resin film is directly formed on said substrate. 
     
     
       27. A scintillator panel according to  claim 25 , wherein said scintillator is directly formed on said reflecting film.

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