| 摘要 |
PURPOSE:To obtain the titled body having an improved repeating characteristics without depressing the sensitivity by incorporating a specific azo compd. together with an ammonium salt compd. to the titled body. CONSTITUTION:The titled compd. contains the azo compd. shown by the formula and the ammonium salt compd. The titled compd. preferably comprises an undercoating layer and is composed of a metal oxide such as aluminium oxide, indium oxide, titanium oxide and an acrylic resin, etc. The compounding ratio of the azo compd. and the binder is 0-500pts. preferably 0-200pts. on the basis of 100pts. of the azo compd. The compounding amount of the ammonium salt compd. is 0.1-50pts.wt. further preferably 0.5-25pts.wt. on the basis of 100pts.wt. of the azo compd. |
