# DuPont to acquire Sinochem (Ningbo) RO Memtech for reverse osmosis manufacturing in China

DuPont signed an agreement to acquire Sinochem (Ningbo) RO Memtech Co., Ltd. to expand its FilmTec reverse osmosis manufacturing footprint into China. The transaction is expected to close in Q4 2025.

- Type: Acquisition
- Announced: 2025-09-29
- Where: Zhejiang Province, China, China
- Status: announced
- Products: reverse osmosis membranes, FilmTec elements
- Sectors: [Water Treatment Equipment](https://endata.com/sectors/water-treatment-equipment.md)

## Companies

- [DuPont](https://endata.com/companies/13205.md) (acquirer)
- [Sinochem (Ningbo) RO Memtech Co., Ltd.](https://endata.com/companies/87440.md) (target)
- [Sinochem RO Memtech](https://endata.com/companies/87529.md) (target)

## Sources

- [prnewswire.com](https://www.prnewswire.com/news-releases/dupont-to-expand-filmtec-manufacturing-into-china-through-reverse-osmosis-acquisition-302569179.html), 2025-09-29: "This acquisition aligns with our strategy to enhance our global manufacturing capabilities for FilmTec RO elements and better serve our customers in China and the Asia Pacific region."
- [dairyfoods.com](https://www.dairyfoods.com/articles/98538-dupont-expands-filmtec-membrane-manufacturing-into-china-through-reverse-osmosis-acquisition), 2025-09-30: "This acquisition aligns with our strategy to enhance our global manufacturing capabilities for FilmTec RO elements."
- [chemengonline.com](https://www.chemengonline.com/dupont-acquires-reverse-osmosis-company-in-china/), 2025-10-01: "This acquisition aligns with our strategy to enhance our global manufacturing capabilities for FilmTec RO elements and better serve our customers in China and the Asia Pacific region."
- [filtsep.com](https://www.filtsep.com/content/news/dupont-to-expand-filmtec-manufacturing-capacity-into-china-through-acquisition), 2025-10-13: "This acquisition aligns with our strategy to enhance our global manufacturing capabilities for FilmTec RO elements and better serve our customers in China and the Asia Pacific region."
- [smartwatermagazine.com](https://smartwatermagazine.com/news/dupont-water-solutions/dupont-signs-agreement-acquire-sinochem-ningbo-ro-memtech-advance-global), 2025-10-23: "DuPont (NYSE: DD) has signed an agreement to acquire Sinochem (Ningbo) RO Memtech Co., Ltd. to expand its reverse osmosis (RO) manufacturing footprint into China and the Asia Pacific region."
- [roboticsandautomationmagazine.co.uk](https://www.roboticsandautomationmagazine.co.uk/news/mergers-acquisitions), 2025-12-23: "American multinational chemical company DuPont has signed an agreement to acquire Sinochem (Ningbo) RO Memtech Co., Ltd. to expand its…"

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