# DuPont sells Compound Semiconductor Solutions business to SK Siltron

DuPont Electronics & Imaging signed an agreement to sell its Compound Semiconductor Solutions (CSS) business to SK Siltron, a South Korean silicon wafer supplier. The transaction is expected to close by end of 2019.

- Type: Acquisition
- Announced: 2019-09-10
- Where: Auburn Hills, Michigan, United States
- Value: $450.0M
- Status: announced
- Products: compound semiconductor solutions, SiC wafer
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [DuPont de Nemours](https://endata.com/companies/32550.md)
- [Evoqua Water Technologies](https://endata.com/companies/10440.md) (target)
- [DuPont](https://endata.com/companies/13205.md) (target)
- [DuPont de Nemours](https://endata.com/companies/32550.md) (acquirer)
- [SK Siltron](https://endata.com/companies/41972.md) (acquirer)

## Sources

- [investors.dupont.com](https://www.investors.dupont.com/news-and-media/press-release-details/2019/DuPont-Electronics--Imaging-Divests-Compound-Semiconductor-Solutions-Business-to-SK-Siltron/default.aspx), 2019-09-10: "DuPont Electronics & Imaging today announced it has signed an agreement to sell its Compound Semiconductor Solutions business to SK Siltron."
- [koreaherald.com](https://www.koreaherald.com/article/2098946), 2019-09-10: "This acquisition is designed to boost our market presence and enhance our technological edge."
- [mitechnews.com](https://mitechnews.com/news/sk-siltron-to-expand-production-of-dupont-semiconductor-acquisition/), 2019-09-29: "The $450 million acquisition of DuPont Electronics & Imaging’s Compound Semiconductor Solutions by SK Siltron, expected to close by end of 2019, will include a significant investment in the business, strengthening R&D capabilities, and expanding production in the United States."
- [investors.dupont.com](https://www.investors.dupont.com/news-and-media/press-release-details/2019/DuPont-to-Acquire-Membrane-Business-from-Evoqua-Water-Technologies-Corp/default.aspx), 2019-10-03: "DuPont today announced it has signed an agreement to acquire the Memcor® business including ultrafiltration and membrane biofiltration technologies from Evoqua Water Technologies Corp."
- [everchem.com](https://everchem.com/q3-ma-activity/), 2019-10-10: "DuPont | SK Siltron | silicon carbide – $450v"
- [everchem.com](https://everchem.com/q3-ma-activity-2/), 2019-10-10: "Chemical Deal Results | Seller | Buyer | Business | Date | | --- | --- | --- | --- | | DuPont | SK Siltron | silicon carbide – $450v | 3rd Quarter 2019"

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