History

Covestro has been a separate legal entity since September 2015. It arose out of the Bayer Group, whose roots extend back to the 19th century. Many key events in the company’s history are linked with developments in its home country Germany. Covestro is among the world’s largest polymers companies and a leader in research and production.

History

2020

Relocation of DIC Covestro Polymer Head Office
2019

Sumika Covestro Urethane Co., Ltd. marks its 50th anniversary
Innovation Center renews its lab space, to strengthen capability on Automotive and Construction markets
Covestro raises stake of DIC Covestro Polymer Ltd. from 50% to 80%
2017

Niihama Plant receives prestigious safety award from Japan Chemical Industry Association.
2016

Covestro Japan Ltd. Head Office and Sumika Covestro Urethane Co., Ltd. Tokyo Office are relocated to new Tokyo Office.
2015

1st September

Covestro starts operations of the Bayer MaterialScience business in Japan under the name of Covestro Japan Ltd., Sumika Covestro Urethane Ltd., and DIC Covestro Polymer Ltd.
2014

Bayer MaterialScience Japan consolidates its offices in Kansai area at Amagasaki Sumika Bayer Urethane Co., Ltd. headquarters.
2009

Bayer MaterialScience's Innovation Center is expanded and commences full-fledged operation.
2007

DIC Bayer Polymer Ltd. constructs a new compounding plant.
Bayer MaterialScience Ltd. is established as a holding company of Bayer MaterialScience group in Japan.
2006

Sumika Bayer Urethane Co., Ltd. successfully achieves two million working hours without recordable incident at its Niihama Plant.
2004

Bayer AG undergoes a comprehensive restructuring process. The plastics unit becomes Bayer MaterialScience, an independent subgroup.
2001

Sumitomo Bayer Urethane Co., Ltd. changes name to Sumika Bayer Urethane Co., Ltd.
2000

Capital share of Sumitomo Bayer Urethane Co., Ltd. change (Bayer : Sumitomo Chemical = 60 : 40)
DIC Bayer Polymer Ltd. is established as a joint venture of Bayer Ltd. and Dainippon Ink and Chemicals Inc. (Now, DIC Corporation)
1971

Production of MDI, a raw material for rigid polyurethane foam, begins in Niihama.
1969

The polyurethane business is divided out from Bayer Japan Ltd., and Sumika Bayer Urethane Co., Ltd. is jointly established by Bayer AG and Sumitomo Chemical.
1958

Industrial production of the polycarbonate Makrolon® begins in Krefeld-Uerdingen.
1953

Bayer chemist Hermann Schnell invents polycarbonate in the central laboratory of the Krefeld-Uerdingen plant.
1937

Chemist Otto Bayer invents polyurethanes in Leverkusen. Because the advantages of the new material are initially unclear, a number of years pass before industrial production begins.
1911

Friedrich Bayer & Co. is established as a wholly owned subsidiary in Kobe, Japan.
1886

The red direct dye Benzopurpurine developed by Bayer and Agfa's Congo Red are introduced to Japan.

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History

History

1st September

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