| 1919 |
Founded Taoka Shoten. |
| 1919 |
|
| 1919 |
Foundation of “Taoka Shoten” |
| 1922 |
|
| 1922 |
|
| 1922 |
Commenced production of synthetic dyes. |
| 1922 |
Manufacturing of synthetic dye launched |
| 1934 |
Established Taoka Dye Manufacturing Co., Ltd. |
| 1934 |
|
| 1934 |
Establishment of “Taoka Dye Manufacturing Co., Ltd.” |
| 1944 |
|
| 1944 |
|
| 1944 |
Start of synthetic phenol production |
| 1944 |
Manufacturing of synthetic phenol |
| 1949 |
Listed on the Osaka Stock Exchange. |
| 1949 |
|
| 1949 |
Listed stock on the Osaka Stock Exchange |
| 1955 |
Sumitomo Chemical Industries Co., Ltd. (now Sumitomo Chemical Co., Ltd.) invested capital. |
| 1955 |
|
| 1955 |
Equity participation by Sumitomo Chemical Co., Ltd. |
| 1958 |
|
| 1958 |
|
| 1958 |
Launch of gold-containing dye |
| 1958 |
Placing of a premetalized dye on the market |
| 1961 |
Commenced sales of Japan's first instant adhesive (cyanoacrylate). |
| 1961 |
|
| 1961 |
Release of the first instant adhesive (Cyanobond) in Japan |
| 1965 |
|
| 1965 |
|
| 1965 |
Start of synthetic cresol production |
| 1965 |
Manufacturing of synthetic cresol launched |
| 1970 |
|
| 1970 |
|
| 1970 |
Start of resolsin production |
| 1970 |
Manufacturing of RESORCINOL launched |
| 1972 |
Renamed to Taoka Chemical Industries Co., Ltd. |
| 1972 |
|
| 1972 |
Company name changed from “Taoka Dye Manufacturing Co., Ltd.” to “Taoka Chemical Co., Ltd.” |
| 1977 |
Established Taoka Chemical Analysis Center Co., Ltd. |
| 1977 |
|
| 1977 |
Establishment of “Taoka Chemical Analysis Center Co., Ltd.” |
| 1983 |
|
| 1983 |
|
| 1983 |
Start of photographic medicine and pharmaceutical intermediate production |
| 1983 |
Manufacturing of photographic chemical/pharmaceutical intermediates launched |
| 1986 |
Opened Tokyo Sales Office (now Sales Headquarters Tokyo Branch) and established Taoka Service Co., Ltd. |
| 1986 |
|
| 1986 |
Establishment of the Tokyo Sales Office (current Tokyo Branch, Sales Division) and establishment of “Taoka Service Co., Ltd.” |
| 1997 |
|
| 1997 |
|
| 1997 |
Completion of multipurpose synthetic plant |
| 1997 |
Completion of a multi-purpose synthesis plant |
| 2000 |
Opened Harima and Ehime factories, expanded plasticizer, processed resin, and varnish businesses, and completed pharmaceutical intermediate plant. |
| 2000 |
Expansion of plasticizer, processed resin and varnish businesses; completion of pharmaceutical intermediate plant. |
| 2000 |
After merging with Sanken Chemical Co., Ltd., opened Harima and Ehime plants, launched plasticizer, processed resin, and varnish businesses, and completed pharmaceutical intermediate plant |
| 2000 |
Establishment of the Harima Plant and Ehime Plant through merger with “Sanken Kako Co., Ltd.” to expand the plasticizer, processed resin and varnish businesses; Completion of the pharmaceutical intermediate plant |
| 2002 |
Established Taoka Chemical India Private Limited. |
| 2002 |
|
| 2002 |
Establishment of “Taoka Chemical India Private Limited” |
| 2004 |
|
| 2004 |
|
| 2004 |
Completion of paper processing resin plant |
| 2004 |
Completion of the plant for resins for paper processing |
| 2007 |
|
| 2007 |
|
| 2007 |
Completion of pesticide intermediate production facility |
| 2007 |
Completion of agricultural chemical intermediate production facilities |
| 2010 |
|
| 2010 |
|
| 2010 |
Completion of electronic materials production facility |
| 2010 |
Completion of electronic material production facilities |
| 2013 |
Established Taoka Chemical Singapore Private Limited, reorganized Taoka Service Co., Ltd. into Taoka Yodogawa General Service Co., Ltd. and Taoka Harima General Service Co., Ltd., and completed resin raw material production facilities. |
| 2013 |
Reorganization of Taoka Service Co., Ltd. as Taoka Yodogawa General Service Co., Ltd. and Taoka Harima General Service Co., Ltd.; completion of resin raw material production facilities. |
| 2013 |
Establishment of “Taoka Chemical Singapore Private Limited”; Reorganization of “Taoka Service Co., Ltd.” as “Taoka Yodogawa General Service Co., Ltd.” and “Taoka Harima General Service Co., Ltd.”; Completion of resin raw material production facilities |
| 2017 |
Completed multi-purpose plant (N-1). |
| 2017 |
|
| 2017 |
Completion of the multi-purpose plant (N-1) |
| 2018 |
|
| 2018 |
|
| 2018 |
Completion of functional resin production facility |
| 2018 |
Completion of functional resin production facilities |
| 2019 |
Established Taoka Chemical Materials (Shanghai) Co., Ltd. |
| 2019 |
|
| 2019 |
Establishment of “Taoka Advanced Materials (Shanghai) Co., Ltd.” |
| 2020 |
Relocated headquarters department. |
| 2020 |
|
| 2020 |
Relocated the Head Office departments |
| 2022 |
Completed new multi-purpose plant (N-2). |
| 2022 |
|
| 2022 |
Completion of the new multi-purpose plant (N-2) |
