Invention Grant
- Patent Title: Silver salt photothermographic imaging material
- Patent Title (中): 银盐光热成像材料
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Application No.: US10164021Application Date: 2002-06-05
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Publication No.: US06649338B2Publication Date: 2003-11-18
- Inventor: Tsuyoshi Mitsuhashi
- Applicant: Tsuyoshi Mitsuhashi
- Priority: JP2001-175473 20010611
- Main IPC: G03C1498
- IPC: G03C1498

Abstract:
A silver salt photohermographic material is disclosed, comprising a support having provided thereon a light-sensitive layer containing light-sensitive silver halide, a light-insensitive organic silver salt and a binder, wherein the photohermographic material exhibits a gradation of 2.0 to 5.0 within the density region of 0.5 and 2.0 on a photographic characteristic curve obtained when the photothermographic material is subjected to exposure of 50 &mgr;J/cm2 and thermal development at 124° C. for 16 sec.; the light-sensitive layer comprises lower and upper layers and a glass transition temperature of a binder contained in the lower layer being higher than that of a binder contained in the upper layer.
Public/Granted literature
- US20030124473A1 Silver salt photothermographic imaging material Public/Granted day:2003-07-03
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