The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 15, 2016

Filed:

Jun. 02, 2014
Applicant:

Konica Minolta, Inc., Tokyo, JP;

Inventors:

Takuji Hasegawa, Hamura, JP;

Shigetami Kasai, Hino, JP;

Naoyuki Sawamoto, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01T 1/202 (2006.01); G21K 4/00 (2006.01); G01T 1/20 (2006.01);
U.S. Cl.
CPC ...
G21K 4/00 (2013.01); G01T 1/202 (2013.01); G01T 1/2018 (2013.01);
Abstract

The invention provides radiographic image conversion panels which ensure a high image quality (brightness) of the obtainable radiographic images and have excellent moisture proofness. The radiographic image conversion panel includes a photoelectric conversion element and a scintillator layer including a phosphor and one or more activators, the phosphor being in the form of columnar crystal. The activator concentration in the thickness direction of the scintillator layer gives a profile curve having two or more peaks. The amount of activator or activators present in a region of the scintillator layer extending over a thickness of 100 μm from a principal surface of the scintillator layer opposed to the photoelectric conversion element is 0.3 to 0.7 mol % (relative to the amount of phosphor base compound present in the region taken as 100 mol %).


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