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1823
The company was founded by the chemist Dr. Johann Gottfried Dingler and his business partners authorized by the Bavarian King, Max I. Joseph. They built the first Bavarian plant for the manufacturing of sulphuric acid in Augsburg.
1864
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In 1835 Bosch & Comp bought the “Königliche Bayerische Privilegierte Schwefelsäure-Fabrik”. 1864 Otto Bärlocher acquired the company from the former owner Bosch & Comp. He named the sulphoric acid company “Chemische Werke Otto Bärlocher”.
1909
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On May 25th, 1909 “Chemische Fabrik Otto Bärlocher” from Augsburg and “Chemische Werke München GmbH” in Munich-Moosach merged with the intention to process waste streams from the municipal gas supply company.
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1946
The company was taken over by Dr. Christian Rosenthal, with special emphasis on the production of metal soaps.
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1975
Dr. Rosenthal signed the contract for the new production site in Lingen, Germany, creating more than 100 new jobs.
1978
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Baerlocher moved the production of solid stabilizers from Munich to the new site in Lingen/Ems. The newly built Plant 1 of the Baerlocher group commenced production in Lingen. Estabilizantes Baerlocher is founded in Brazil as the first Joint Venture outside Europe.
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1993
Cooperation with Ciba Specialty Chemicals AG on production of Additive Blends for Polyofins. Termination of production at the old site in Munich.
1998
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In 1990 all production was transferred from Munich to Lodi and Lingen. In 1998 the headquarters moved from the center of Munich to Unterschleissheim on the outskirts of the city.
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2004
Dr. Michael Rosenthal, Managing Director and Majority Shareholder, retired from day-to-day operations and became Chairman of the Board.
2019
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First EcoVadis rating for Baerlocher GmbH. Group-wide rating accomplished in 2022.
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2022
New application technology lab in Akhisar (Turkey). Building of the group´s new SPA application lab in Lingen (Germany) commences.
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2023
The 3rd generation takes over: Dr. Tobias Rosenthal succeeds Dr. Michael Rosenthal as Chairman of Baerlocher´s Advisory Board.














