Konishiroku Photo Industry Co., Ltd.

Keiji Obhayashi

Shinichi Nakamura

Shigeo Tanaka

Kaoru Onodera

Makoto Kajiwara

Eiichi Sakamoto

Mitsuhiro Okumura

Masanobu Miyoshi

A silver halide photographic light-sensitive material which is improved on fog without decreasing photosensitivity. The photographic material comprises a support and a photographic structural layer provided thereon containing at least one silver halide emulsion layer and at least one non-light-sensitive layer. A nitrogen-containing heterocyclic mercapto compound is contained at least two layers of the photographic structure layer, and at least one of these mercapto compound-containing layer is a non-light-sensitive layer.

Silver halide photographic light-sensitive material

Growing community of inventors

Hino, Japan

Keiji Obhayashi