Sodium hydroxide

EC 215-185-5

projects tracked
28
active
7
producing plants
76

Also known as caustic soda, lye, sodium hydrate, NaOH, Natriumhydroxid and 2 more.

Sodium hydroxide projects

chemXplore tracks 28 projects involving sodium hydroxide, of which 7 are active.

35 produce it and 1 uses it as feedstock.

  1. 3 projects Announced / Concept
  2. none FEED / Pre-FID
  3. none FID / Sanctioned
  4. 4 projects Under Construction
  5. none Commissioning & Start-up

Of the active ones, 5 new construction and 2 expansion.

Expected start-up, by year
0 1 2 2026 2027 2028 2029 2030 2031

3 active projects carry no start-up date yet. The dates themselves, per project, are for subscribers.

What moved recently

  • 29 July 2026 Chlorum Solutions chlor-alkali plant in Palmeira, Brazil · Operational / Completed · Brazil
  • 7 July 2026 Nobian LiSA Lithium Refining Pilot, Netherlands · Announced / Concept
  • July 2026 Chandra Asri Cilegon CA-EDC Phase II Expansion · Announced / Concept · Indonesia
  • March 2026 Shintech Plaquemine ethylene and vinyl chloride expansion · Announced / Concept · United States
  • February 2026 Chlorum Solutions chlor-alkali plant Uberlândia Brazil · Operational / Completed · Brazil

Latest news on sodium hydroxide

15 October 2026
Danantara and INA back Chandra Asri CA‑EDC project

A new CA‑EDC plant will cut import reliance and save foreign exchange; planned output 400 KTA caustic soda and 500 KTA EDC; ~80% complete (Sep 2026); commercial start in 2027.

29 September 2026
Chandra Asri CA‑EDC project 80% complete as main equipment installation begins

USD>800M CA‑EDC plant at 80% completion; main equipment being installed; start planned for 2027; capacities 827 kt caustic soda and 500 kt EDC with significant import substitution and export potential.

29 September 2026
thyssenkrupp nucera wins chlor‑alkali order from Hongniu Lanzhou

License, EPC, key equipment supply and commissioning support for a large e‑BiTAC v7 chlor‑alkali plant in Northwest China; low double‑digit million‑euro order.

29 July 2026
thyssenkrupp nucera delivers chlor-alkali plant to Chlorum Solutions in Palmeira, Brazil

Skid-mounted BM2.7 zero-gap membrane plant produces >15,000 tpy chlorine, runs on renewable electricity and follows a February commissioning of a similar unit.

23 July 2026
Chandra Asri CA‑EDC project 72% complete, operations aimed for 2027

Construction of a Chlor‑Alkali and EDC plant is 72% complete; operations targeted for 2027 and Phase II planned with a $1bn investment.

14 July 2026
Olin and Huntsman: SEC Declares S‑4 Effective for Planned Merger

SEC declared the Form S‑4 effective; special shareholder meetings set for Aug 25; closing expected H1 2027; transaction targets >$400M in synergies and broader vertical integration.

7 July 2026
Nobian launches LiSA pilot to scale circular low‑carbon lithium refining

Pilot will test salt-assisted crystallization to refine LiCl from geothermal brines and recycled batteries into battery-grade lithium with lower energy, CO₂, water and waste.

16 June 2026
Olin and Huntsman to merge as OlinHuntsman

All-stock merger creates an integrated North American chemicals platform with vertical chlorine/caustic integration, ~$12.5B pro forma revenue and $400M+ identified synergies.

4 June 2026
Chlorum Solutions USA acquires Eddyville chlor-alkali facility

Acquisition secures a Midwest source of sodium hypochlorite, hydrochloric acid and caustic soda; staff retained and a $70M Arizona plant is under development.

7 May 2026
Chandra Asri Group advances CA‑EDC plant into jetty and storage tank construction

CA‑EDC now 66% complete and entering jetty and storage tank construction to support 827 kt/year caustic soda and 500 kt/year EDC; operations targeted Q1 2027.

Sodium hydroxide plants by country

chemXplore tracks 76 plants producing sodium hydroxide in 27 countries.

plants

The 4 with the most plants, of 27 countries.

Sodium hydroxide producers

plants

The 3 with the most plants, of 35 producers.

A subscription lists every plant we track for sodium hydroxide, with its owners and capacity. What a subscription does →