Royal DSM- an investor in corn sludge: https://www.dsm.com/corporate/news/news-archive/2019/2019-10-17-dsm-to-introduce-bio-and-or-recycled-based-alternatives-for-its-entire-engineering-plastics-portfolio.html Royal DSM, a global science-based company active in nutrition, health and sustainable living, today announces at the K-Show that its engineering plastics business will offer a full alternative range of its existing portfolio based on bio- and/or recycled-based materials by 2030. In this way, DSM Engineering Plastics is taking the next step in its sustainability journey in alignment with DSM’s purpose-led performance-driven strategy, enabling a circular and bio-based economy....In particular, the portfolio of sustainable alternatives will leverage a toolbox of different technologies and approaches such as fermentation, mechanical recycling and mass balance accounting of bio-based and/or chemically recycled feedstock. https://www.dsm.com/markets/engineering-plastics/en/blog/announcing-bio-and-recycled-based-alternatives.html Developing this portfolio of alternatives will involve a significant resource investment by DSM Engineering Plastics over the coming years.