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Showa Denko Decides to Commercialize 1,3-BG

Showa Denko K.K.
October 31, 2019

Showa Denko (SDK) (TOKYO: 4004), has decided to commercialize 1,3-butylene glycol (1,3-BG), which is mainly used as raw material for cosmetics. SDK will finish installation of facilities to produce 1,3-BG in its Oita Complex by the end of 2019, and plans to start sale of the product in April 2020.

1,3-BG is mixed into many kinds of cosmetics as moisturizing component. Due to rapid growth in Asian demand for cosmetics, the demand for 1,3-BG is expected to increase 10% every year*. Through commercialization of high-quality 1.3-BG, SDK will support the growth of cosmetics market centering on Asia from supply side of raw material. In addition, SDK will realize production of 1,3-BG with quality good enough to be used as an ingredient of cosmetics by utilizing its original technology. In Oita Complex, SDK will practice integrated production of 1,3-BG from ethylene.


he Showa Denko Group’s Vision is to make itself a “KOSEIHA Company” (a group of KOSEIHA Businesses that can maintain profitability and stability at high levels over a long period), and the Group aims to make more than half of its businesses KOSEIHA Businesses by 2025. In its Petrochemicals segment, the Company also has been striving to make its business character a strong one that can maintain high profitability resistant to market price fluctuation. SDK will continue striving to make its petrochemicals business the most competitive one in East Asia by enhancing its profitability through commercialization of new derivatives and improvement in mutual cooperation among members of the regional complex, including strengthening of its acetyl chain.

*SDK’s estimate

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