1950
-
- 1953/08
- Established Toei Chemical Co.,Ltd. by Toshio Igarashi to develop, manufacture and sell high performance metal degreasing compounds.
With its head office located at 3-1 Takara-cho, Chou-ku, Tokyo. - 1956/04
- Moved factory and laboratory to 3-8-10, nishishinkoiwa, katsushika-ku, Tokyo
- 1956/12
- Established Nagoya sales office
1960
-
- 1963/11
- Established Osaka sales office
- 1965/11
- DIPSOL developed the first commercially reliable non-Cyanide Zinc Plating Process in the world and promoted sales worldwide.
- 1968/01
- Company name changed to Dipsol Chemicals Co.,Ltd.
Increased capital to 25 million japanese yen. - 1969/04
- International sales efforts expanded exports to Europe, USA and Asian countries.
1970
-
- 1972/07
- Dispatched Chemical engineers to China on the request of the Chinese government.
- 1973/07
- Moved factory to 2-9-3, Tamasakinishi, Ichihara, Chiba.
- 1976/02
- Increased capital to 55 million japanese yen.
- 1976/05
- Alkaline Non-cyanide zinc plating brightener technology exported to Europe and the United States.
- 1977/07
- Increased capital to 70 million japanese yen.
- 1978/04
- Neutral tin plating and tin/zinc alloy plating products developed and launched on the market.
1980
-
- 1982/05
- Established Dipsol (Malaysia) Sdn.Bhd.
- 1984/12
- Technical Center was renovated for expansion of R&D activities.
- 1987/08
- Increased capital to 100 million japanese yen.
- 1988/08
- Established representative office in USA.
1990
-
- 1992/10
- Established Korea sales office
- 1993/09
- New solvent cleaner SC-52 Series developed and launched on the market as alternatives for CFCs and other ozone depleting substances.
- 1999/05
- Increased capital to 150 million japanese yen.
2000
-
- 2000/09
- Established Dipsol America Inc,
- 2005/02
- Established Dipsol (Thailand) Co.,Ltd.
- 2005/05
- Established representative office in Fusan, Guangdong, China.
- 2007/11
- Established Dipsol (Shanghai) Trading Co.,Ltd.
- 2009/06
- Established Wuxi Fan Da Surface Processing Technology Co., Ltd.
2010
-
- 2010/12
- Established Ichihara New Plant
- 2011/01
- Moved head office to 2-7-12, Yaesu, Chuo-ku, Tokyo.
- 2012/04
- Established PT.Dipsol Indonesia.
- 2013/03
- Moved and constructed Technical Center at 5-59-1, Nishi-Hatsuishi, Nagareyama-shi, Chiba.
- 2013/05
- Constructed factory in Indonesia(PT.Dipsol Indonesia).
- 2014/09
- Established DIPSOL MEXICO S.de R.L. de C.V.
- 2016/07
- Established DIPSOL EUROPE GmbH
- 2018/06
- Constructed factory in Mexico(DIPSOL MEXICO S.de R.L. de C.V.).
- 2018/09
- Received ISO 9001,14001:2015 Certification (Ichihara Factory)
2020
-
- 2022/07
- Moved head office to 2-5-15, Kyobashi, Chuo-ku, Tokyo.
- 2023/01
- Received IATF 16949 Certification
