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    • 2. 发明授权
    • Radiation image storage panel
    • 辐射图像存储面板
    • US4800136A
    • 1989-01-24
    • US49024
    • 1987-05-13
    • Satoshi ArakawaJunji MiyaharaKenji Takahashi
    • Satoshi ArakawaJunji MiyaharaKenji Takahashi
    • G21K4/00G03C5/16
    • G21K4/00
    • A radiation image storage panel comprising a support and phosphor layers provided thereon which comprises a binder and a stimulable phosphor dispersed therein, characterized in that said phosphor layer include at least two layers of the first phosphor layer provided on the support and the second phosphor layer provided on the side nearer to the front surface of the panel than said first phosphor layer, and that the mixing ratio of the binder to the stimulable phosphor in the first phosphor layer is larger than the mixing ratio of the binder to the stimulable phosphor in the second phosphor layer.
    • 一种辐射图像存储面板,包括支撑体和设置在其上的荧光体层,其包括粘合剂和分散在其中的可刺激荧光体,其特征在于,所述荧光体层包括设置在所述支撑体上的所述第一荧光体层的至少两层和设置在所述第二荧光体层 在比所述第一荧光体层更靠近面板的前表面的一侧,并且第一荧光体层中的粘合剂与可刺激的荧光体的混合比大于第二荧光体层中的粘合剂与可刺激的荧光体的混合比 磷光体层。
    • 8. 发明授权
    • Phosphor
    • US5023014A
    • 1991-06-11
    • US403072
    • 1989-09-05
    • Hiroyuki TodaJunji MiyaharaKenji Takahashi
    • Hiroyuki TodaJunji MiyaharaKenji Takahashi
    • C09K11/62C09K11/08C09K11/64C09K11/77G03C5/16G21K4/00H01J29/38
    • C09K11/7705G03C5/16G21K4/00
    • A rare earth element activated complex halide phosphor and a radiation image storage panel having a fluorescent layer comprising the phosphor, which phosphor is represented by the formula:BaFX.multidot.aLiX'.multidot.bBeX.sub.2 ".multidot.cM.sup.III X.sub.3 '":dAwherein M.sup.III is at least one trivalent metal selected from the group consisting of Al and Ga, each of X, X', X" and X'" is at least one halogen selected from the group consisting of Cl, Br and I, A is at least one rare earth element selected from the group consisting of Eu, Tb, Ce, Tm, Dy, Pr, Ho, Nd, Yb, Er, Gd, Lu, Sm and Y, a, b and c are numbers satisfying the conditions of 0.ltoreq.a.ltoreq.0.ltoreq.b.ltoreq.0.1, 0.ltoreq.c.ltoreq.0.1 and 10.sup.-4 .ltoreq.a+b+c.ltoreq.0.1, and d is a number satisfying the condition of 10.sup.-6 .ltoreq.d.ltoreq.0.2. The phosphor emits light of high luminance when stimulated by light having a wavelength within the range of 500 to 1100 nm after exposure to a radiation such X-rays, ultraviolet rays, cathode rays, or the like. Further, the phosphor exhibits little fading. Accordingly, the radiation image storage panel has high sensitivity and exhibits improved fading property.
    • 一种稀土元素活化的复合卤化物荧光体和具有荧光层的荧光层的放射线图像存储面板,该荧光体由下式表示:BaFXxaLiX'xbBeX2''xcMIIIX3“':dA,其中MIII为至少一种选择的三价金属 从由Al和Ga组成的组中,X,X',X“和X”'中的每一个是选自Cl,Br和I中的至少一种卤素,A是选自至少一种稀土元素 从Eu,Tb,Ce,Tm,Dy,Pr,Ho,Nd,Yb,Er,Gd,Lu,Sm和Y组成的组中,a,b和c是满足条件0 < /=0