Covestro making ‘butyl’ rubber from CO2

London – Covestro is developing a new “butyl-type” rubber that uses CO2 as a feedstock, according to Patrick Thomas, CEO of the Leverkusen, Germany-based polymer maker.

Thomas highlighted the development at an 18 May press briefing in London alongside a range of innovations in the company’s core polyurethane (PU) chemicals and polycarbonates businesses. 

“We are where we were about four years ago with PU,” said Thomas, referring to the company’s near-commercialised development of flexible urethane…

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