Anellotech is liquidating after nearly two decades developing technologies to convert biomass and plastic waste into petrochemical feedstocks. The US company had promoted its Plas-TCat process as a route to BTX aromatics, ethylene and propylene from mixed plastic waste. Its collapse raises fresh questions about the economics, scalability and commercial viability of advanced recycling technologies.
Source
- Chemical & Engineering News — 26 Aug 2026: confirms Anellotech is liquidating, filed for a form of bankruptcy in Texas, and is selling its pilot plant, IP and business interests.
- Anellotech — 24 Jul 2025: the company said Plas-TCat had entered the commercialization phase after more than 2,000 hours of plant operation with R Plus Japan.