Plant and Product History
| 1918 | Production of barium salts begins at the Tokyo Plant |
|---|---|
| 1926 | Formalin production begins at the Tokyo Plant |
| 1930 | Osaka Plant established |
| 1931 | Formic and oxalic acid production begins at the Osaka Plant |
| 1932 | Yamakita Plant established |
| 1933 | Methanol production begins at the Tokyo Plant Hydrogen peroxide production begins at the Yamakita Plant |
| 1937 | Production of phenol resin, plastic laminate and materials for molding begin at the Tokyo Plant |
| 1938 | Ammonia Persulfate production begins at the Yamakita Plant |
| 1949 | Potassium Persulfate production begins at the Yamakita Plant |
| 1951 | Enoki Plant established at the Niigata Plant Naniwa Plant established and caustic soda production begins |
| 1952 | Methanol production begins at the Niigata Plant |
| 1953 | Methanol production ceases at the Tokyo Plant Production of pentaerythritol begins Liquid chlorine production begins at the Naniwa Plant |
| 1954 | Formalin production begins at the Niigata Plant |
| 1956 | Matsuhama Plant established at the Niigata Plant Ammonia, urea and Ammonium sulfate production begins |
| 1957 | Formalin production ceases at the Niigata Plant Sodium hypochlorous acid production begins at the Naniwa Plant |
| 1958 | Formalin production at the Niigata Plant ceases Sodium hypochlorite production begins at the Naniwa Plant |
| 1960 | Prussic acid, ACH and MMA production begins at the Niigata Plant Mizushima Plant established, and production of plasticizers and xylene resin begins |
| 1961 | Trimethylolpropane production begins at the Tokyo Plant Polycarbonate production begins at the Osaka Plant |
| 1962 | Phthalic anhydride production begins at the Mizushima Plant Yokkaichi Plant established |
| 1963 | Hydrogen peroxide production begins at the Yokkaichi Plant |
| 1964 | Production of sodium Persulfate and liquid chemical polishing agents begin at the Yamakita Plant |
| 1965 | Polycarbonate production begins at the Yokkaichi Plant |
| 1966 | Methyamine production begins at the Niigata Plant Neopentylglycol production begins at the Mizushima Plant |
| 1967 | Hydrosulfite production begins at the Tokyo Plant Formic acid production at the Osaka Plant ceases Hydrogen Persulfate production at the Yamakita Plant ceases DMF, MMA and MAA ester production begins at the Niigata Plant |
| 1968 | Production of the four isomers of xylene begins at the Mizushima Plant Formalin production begins at the Yokkaichi Plant Production of organic titanates begins at the Yamakita Plant |
| 1969 | AGIC begins isophthalic acid production at the Mizushima Plant Oxalic acid production begins at the Yokkaichi Plant |
| 1970 | MXDA production begins at the Niigata Plant Production of water treatment agents begins at the Yamakita Plant |
| 1972 | Mizushima Aroma begins purified terephthalic acid production at the Mizushima Plant Oxalic acid production ceases at the Osaka Plant |
| 1973 | Hydrosulfite production begins at the Niigata Plant |
| 1975 | Production of isophthalic chloride begins at the Naniwa Plant Production of toluic acid begins at the Mizushima Plant |
| 1976 | Production of glass epoxy copper clad laminates begin at the Tokyo Plant |
| 1977 | Production of AGELESS begins at the Tokyo Plant Kashima Plant established |
| 1978 | Hydrogen peroxide production begins at the Kashima Plant |
| 1979 | Production of polycarbonate ceases at the Yokkaichi Plant |
| 1980 | Production of formalin begins at the Mizushima Plant |
| 1981 | Production of BT Laminate begins at the Tokyo Plant Production of aromatic aldehydes begins at the Mizushima Plant Production of polyacetal and sodium percarbonate begins at the Yokkaichi Plant Production of terephthalic chloride begins at the Naniwa Plant Production of super pure Hydrogen peroxide begins at the Yamakita Plant Production of Dimethyl ether begins at the Niigata Plant |
| 1982 | Production of modified PPE begins at the Yokkaichi Plant |
| 1984 | Electrolysis operations converted to ion exchange membrane method and transferred to Kansai Chlor-Alkali Co., Ltd. |
| 1985 | Production of Trimellitic anhydride begins at the Mizushima Plant |
| 1986 | Production of Pyromellitic dianhydride begins at the Mizushima Plant |
| 1987 | Production of MX nylon and super pure ammonium hydroxide begins at the Niigata Plant |
| 1988 | Co-generation equipment begins operation at the Mizushima Plant Production of DMAC and dimethylaminoethyl methacrylate begins at the Niigata Plant |
| 1989 | Co-generation equipment begins operation at the Niigata Plant Polycarbonate production begins at the Kashima Plant |
| 1990 | Production of napthalene dicarboxylic acid begins at the Mizushima Plant Production of hydrazine begins at the Yokkaichi Plant |
| 1991 | Production of Lens Monomer begins at the Naniwa Plant New filling plant for super pure Hydrogen peroxide established at the Yamakita Plant Production of AnaeroPack begins at the Tokyo Plant Aromatic resin production begins at the Mizushima Plant |
| 1992 | Production of RP System begins at the Tokyo Plant Co-generation equipment begins operation at the Yokkaichi Plant |
| 1997 | Production of MMA using the new ACH method begins at the Niigata Plant |
| 1998 | Production of water treatment agents begins at the Tokyo Plant |
| 1999 | Production of water treatment agents ceases at the Yamakita Plant Production of hydrosulfite ceases at the Tokyo Plant, consolidate at the Niigata plant Production of magnetic garnet single crystal begins at the Tokyo Plant Production of Trimethylolpropane ceases at the Tokyo Plant Production of Trimethylolpropane begins at the Mizushima Plant |
| 2000 | Naniwa Plant becomes a branch factory of the Yokkaichi Plant Electrolysis production at the Naniwa Plant ceases |
| 2001 | Production of Folmalin ceases at the Tokyo Plant, consolidate Japan Folmalin Industrial Co.,Ltd. |
| 2002 | Production of Urea ceases at the Niigata Plant Production of Polycarbonate ceases at the Osaka Plant, Polycarbonate Sheet specialized |
| 2003 | Production of Modified Polyphenylene ether ceases at the Yokkaichi Plant. |
| 2004 | Production of Cooper-Clad-Laminate ceases at the Tokyo Plant, integrate with Electrotechno Co.,Ltd Production of Ethylamine ceases at the Niigata Plant |
| 2005 | Rename Tokyo Plant to Tokyo Development Center Integrated Osaka Plant with Fuji Kasei Co.,Ltd., MGC Filsheet Co.,Ltd. established |
| 2006 | Production of BT resin ceases at Tokyo Development Center, begins at Electrotechno Co.,Ltd |
| 2007 | Production of LE Sheet ceases at Tokyo Development Center, begins at Yonezawa Dia Electronics Co., Inc. |
| 2009 | Operation of Tokyo Development Center discontinued, established Tokyo Techno Park |
| 2010 | Production of Special Polycarbonate Iupizeta EP begins at the Kashima Plant |
| 2015 | Production of Ammonia ceases at the Niigata Plant |
| 2017 | Production of AGELESS at the Oxygen Absorbers Production Management Center, begins at MGC AGELESS Co.,Ltd. |