| 1938 |
 |
Incorporates with
capital of \4 million
to manufacture metallic
magnesium, caustic soda
and hydrochloric acid. |
| 1939 |
|
Starts producing
metallic magnesium and
caustic soda at the Shibukawa
Plant. |
| 1945 |
|
Ceases
producing metallic magnesium
and starts manufacturing
inorganic chemicals with
caustic soda as the main
product line.
|
| 1950 |
|
Launches production
of trichloroethylene. |
| 1951 |
|
Lists stock on the
over-the-counter market. |
| 1952 |
|
Begins producing
perchloroethylene. |
| 1956 |
|
Starts producing
cyclohexanone. |
| 1960 |
|
Opens Osaka sales
office(branch office
now). |
| 1961 |
|
Lists stock on the
Second Section of the
Tokyo Stock Exchange. |
| 1962 |
|
Opens Nagoya sales
office. |
| 1963 |
|
Lists stock on the
First Section of the Tokyo Stock Exchange. |
| 1964 |
|
Commences producing
cyclohexylamine. |
| 1965 |
|
Inaugurates
Mizushima Plant.
Begins
producing dicyclohexylamine. |
| 1967 |
|
Starts producing
1,1,1-trichloroethane
and vinylidene chloride. |
| 1968 |
|
Opens the Fukuoka
sales office. |
| 1970 |
|
Introduces
first hydrofluoric acid
electrolysis technologies
to Japan.
Launches production
of sodium hypochlorite. |
| 1971 |
|
Begins producing
sulfur hexafluoride and
aluminum chloride. |
| 1977 |
|
Commences
producing reprographics
carriers.
|
| 1978 |
|
Initiates
production of N-phenylcyclohexylamine.
|
| 1979 |
|
Begins production
of magnetic alloy powders
and iodine pentafluoride. |
| 1981 |
|
Starts producing
carbon tetrafluoride. |
| 1983 |
|
Launches production
of trifluoromethane and
ties up with Höganäs AB
of Sweden to produce
spherical magnetite carriers. |
| 1984 |
|
Commences producing
octafluoropropane. |
| 1986 |
|
Commences production
of tungsten hexafluoride.
Completes switchover
at Shibukawa and Mizushima
plants to new ion-exchange
membrane cell method
of electrolytic caustic
soda production from
mercury cell method. |
| 1987 |
|
Initiates production
of nitrogen trifluoride
and begins marketing
Kanden F-Torr series
of waste gas treatment
equipment. |
| 1988 |
|
Starts producing
ferrite carriers and
magnetite for pigments. |
| 1989 |
|
Begins producing
silicon tetrafluoride
and hexafluoroethane.
Initiates sales
of Kanden Dry chlorinated
solvents for drying agents. |
| 1995 |
|
Obtains ISO 9002
certification for five
fluorochemical products
at the Shibukawa Plant. |
| 1997 |
|
Begins producing
chlorine trifluoride.
Installs new hydrofluoric
acid electrolytic equipment
at the Mizushima Plant.
Starts producing
lithium hexafluorophosphate.
|
| 1998 |
|
Obtains ISO 9002
certification for the
Mizushima plants. |
| 1999 |
|
Obtains ISO 14002
certification for the
Mizushima plants. |
| 2000 |
|
Obtains
ISO 9001 certification
for the Shibukawa and
Mizushima plants.
Establishes
Kanto Denka Korea Co.,Ltd. |
| 2002 |
|
Establishes
Taiwan Representive Office. |
| 2004 |
|
Establishes Taiwan
Kanto Denka Co.,Ltd . |
| 2005 |
|
Ceases
producing magnetic alloy
powders.
Shibukawa Plant
withdraws from soda electrolyte
business, which is transferred
to a single-factory system
at the Mizushima Plant.
Begins marketing hexafluoro-1,3-butadiene
and fluoroethylene carbonate. |
| 2010 |
|
Begins marketing Monofluoromethane, Carbonyl fluoride and Carbonyl sulfide. |
