1894 The first president Shichihei Irie founded “Irie Chemicals works” as a manufacturer of reagents and industrial chemicals.
1934 The first president Yoshio Morigami founded “Tohna Works” as a manufacturer of pigments and industrial chemicals.
1943 “Irie Chemicals works” and “Tohna works” were merged to establish “Nippon Inorganic Colour & Chemical Co., Ltd.” At that time, the new company mainly engaged in manufacturing molybdenum compounds and tungsten compounds for military use.
1945 Since the head office and Sendagaya factory were burnt down due to war disaster, the head office was moved to the present factory site. Restart was stepped out into the manufacture of industrial chemicals after World War II, by making best use of the past technologies and experiences as well as by starting the manufacture of inorganic pigments.
1947 The Company succeeded, for the first time in Japan, in manufacturing molybdate red “Chrome-Vermillion" and this announcement attracted the attention of the industry.
1950 The Company succeeded in manufacturing chrome yellow based on a nitric acid process, which contributed to the development of the industry while responding to the expectations of various user circles.
1951 Ahead of other companies of the industry, the Company was designated as a JIS display factory.
1968 The Company constructed a modern ammonium molybdate factory and expanded affiliate facilities in order to drastically increase production capacity.
1977 The Company constructed a modern sodium molybdate factory.
1980 In order to respond to new demands for tungsten compounds, the Company constructed an MW-2 factory.
1982 In order to respond to demands in the industry, the Company expanded the ammonium molybdate factory, and newly constructed a molybdenum trioxide factory.
1983 In order to respond to new demands for heteropoly acids, the Company constructed and expanded the manufacturing facilities, and completed a line system.
1985 The Company succeeded in developing high-purity molybdenum compounds, and newly constructed a specialized factory.
1994 The Company succeeded in developing an inorganic UV blocking agent “Ceriguard” and put it on the market.
1999 The Company withdrew from lead chromate inorganic pigment business.
2001 The Company sold the inorganic UV blocking agent business to Nippon Denko Co.,Ltd.
2004 Corresponding to increasing demands for high qualities, the Company acquired ISO9001:2000.
2009 Corresponding to increased quality improvement, the Company renewed the acquirement of  ISO9001:2008.
2016 The company renewed the acquirement of ISO9001:2015.
NAME NIPPON INORGANIC COLOUR & CHEMICAL CO., LTD.
MAIN OFFICE & PLANT 3-14-1 Funado Itabashi-ku Tokyo 174-0041
PHONE: +81-3-3966-1277  FAX: +81-3-3967-9266
SALES DIV. PHONE: +81-3-3966-2412  FAX: +81-3-3966-2680

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