# Evonik expands POLYVEST HT plant in Marl, Germany

Evonik has begun work to expand its POLYVEST HT plant in Marl, Germany, increasing production capacity for hydroxyl-terminated polybutadienes. The double-digit million-euro investment is expected to be completed in Q2 2024.

- Type: Expansion
- Announced: 2023-12-15
- Where: Marl, Germany, Germany
- Starts operating: Q2 2024
- Status: under construction
- Capacity: increased production capacity for HTPB
- Products: hydroxyl-terminated polybutadienes (POLYVEST HT)
- Sectors: [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md)

## Companies

- [Evonik Industries](https://endata.com/companies/5809.md)
- [Evonik](https://endata.com/companies/15139.md)

## Sources

- [chemicalonline.com](https://www.chemicalonline.com/doc/evonik-to-increase-production-capacities-for-hydroxyl-terminated-polybutadienes-0001), 2023-12-15: "Specialty chemicals company Evonik has begun work to expand its POLYVEST HT plant in Marl, Germany."
- [adhesivesmag.com](https://www.adhesivesmag.com/articles/100696-evonik-announces-capacity-increase-for-hydroxyl-terminated-polybutadienes), 2023-12-19: "Evonik announced that the company has begun work to expand its POLYVEST HT plant in Marl, Germany."
- [echemi.com](https://www.echemi.com/cms/1570430.html), 2023-12-21: "Evonik has decided to expand its Polyvest HT plant in Marl, Germany, to expand its coatings and coating adhesive resins business line."
- [evonik.com](https://www.evonik.com/en/news/press-releases/2024/01/evonik-to-increase-production-capacities-for-hydroxyl-terminated.html), 2024-01-10: "By expanding our operations, we will continue to provide reliable service to our global customers."
- [central-south-america.evonik.com](https://central-south-america.evonik.com/en/evonik-to-increase-production-capacities-for-hydroxyl-terminated-polybutadienes-232529.html), 2024-01-10: "By expanding our operations, we will continue to provide reliable service to our global customers."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.