Water Treatment

News and industry insights on Chemicals for water purification and treatment, such as coagulants, disinfectants, and filtration aids.

Recent developments

Corporate portfolio realignment

Ecovyst completed its acquisition of the Calabrian sulfur dioxide and derivatives business, expanding sulfur-based offerings in water treatment and adjacent sectors, while noting integration and market risks. INEOS Enterprises finalized the sale of INEOS Calabrian to Ecovyst for $190 million, including Port Neches, Texas, and Timmins, Ontario facilities.

Desalination capacity build-out

Algeria’s Sonatrach launched construction of a seawater desalination plant in the Ben M’Hidi borough of Skikda, rated 140,000 m3/d. Offtake allocation is 100,000 m3/d to the Skikda industrial area and 40,000 m3/d to ADE. Completion is targeted within 24 months, with ADC overseeing the project and ENAC executing works.

Biobased materials development

Kemira and IFF will move Alpha Bio manufacturing to Hanko, shifting engineering and permitting to the site and revising commercial start-up to 2029 for the ~EUR 130 million JV. The DEB platform targets biobased materials, with Kemira retaining exclusivity in Paper, Board and Water Treatment markets.

Wastewater energy integration

EEW and municipal partners inaugurated district heating using sewage‑sludge residual heat, moving from commissioning to regular operation. The project couples sludge thermal treatment with municipal heating and is positioned for circularity via planned phosphorus recycling and further network expansion.

Lithium brine processing

DuPont introduced an end‑to‑end Direct Lithium Extraction portfolio combining lithium‑selective sorbents, nanofiltration and RO, ultrafiltration, and ion exchange within an integrated flowsheet. The offering includes AmberSorb, FilmTec LiNE (including LSRRO), IntegraTec/Inge, and AmberLite, with laboratory testing, modeling, and piloting support for resource‑specific validation.

New construction vs expansion

Owners & Investors

Top 5 companies involved as owner and/or investor in current and planned Water Treatment projects:

Kemira , SONATRACH , SAES , ADC , and ADE .

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