NIPPON GOHSEI | Chronology

Products commercialized through research and development
1927	Established Nippon Gohsei Kagaku Kenkyusho
1928	Acetic acid: Succeeded in industrialization of the first organic composition in Japan	To the products page
1936	Vinyl acetate monomer (VAM) and vinyl acetate resin using the acetylene method	To the products page
1949	Gohsenol (PVOH: polyvinyl alcohol)	To the products sites (Opens in a new window)
1960	Keten, Diketen, their derivatives and Glyoxal	To the products page
1963	Coponyl (acrylic copolymer)	To the products sites (Opens in a new window)
1964	Hi-Selon (water-soluble PVOH film)	To the products sites (Opens in a new window)
1968	Glyoxilic acid	To the products page
1969	VAM by use of ethylene-based method Soarblen (EVA: ethylene-vinyl acetate copolymer resin) Gohselac (unsaturated polyester) Specialty grades of PVOH	To the products page
1972	Soarnol (EVOH: ethylene vinyl alcohol copolymer resin)	To the products sites (Opens in a new window)
1980	Bovlon (bi-axially oriented PVOH film)	To the products sites (Opens in a new window)
1981	Nichigo Polyester (high molecular weight saturated polyester resin)	To the products sites (Opens in a new window)
1985	Nichigo Alpho (DFR dryfilm photoresist)
1986	Imidazoles and their derivatives	To the products page
1987	Valproic acid	To the products page
1989	Shikoh (UV and EB curable urethane acrylate resin)	To the products sites (Opens in a new window)
2003	OPL film (PVOH film for LCD devices)	To the products page
2008	Nichigo G-polymer (amorphous vinyl-alcohol resin)	To the products sites (Opens in a new window)