Stenungsund is a municipality located on the west coast of Sweden and has a population of about 25 000 people. The Stenungsund area is interesting from an industrial symbiosis point of view due to the energy, feedstock and knowledge exchanges among the five large chemical companies, the local utility companies and the municipality. Key Actors and main resource exchanges are:
- Borealis: In Stenungsund Borealis have four plants, one cracker plant were ethylene is produced and three polyethylene plants. Some of the ethylene produced is sold to the other chemical industries. Borealis also produce the by-product fuel gas which provides the other industries with fuel. Waste heat from Borealis is send to the local district heating network which provides the municipality of Stenungsund with heat.
- INEOS ChlorVinyls Sweden: In Stenungsund PVC, lye and hydrochloride acid is being produced. INEOS also produce hydrogen, and the excess is sold to Borealis.
- Akzo Nobel: Akzo Nobel is the world’s largest paint company and in Stenungsund the company manufacturs amines and surface substances.
- Perstorp: Perstorp in Stenungsun produces specialty chemicals that can be used in for example specialty glass and water based colors. This facility also hosts Scandinavia's largest plant for production of the biofuel rape seed methyl ester (RME), a type of bio diesel used as fuel for vehicles. Perstorp also delivers their waste heat to the district heating network, providing the municipality with heat.
- AGA Gas: This facility produces oxygen, carbon dioxide, argon and nitrogen gas from ambient air. The gases are used in the food industry, metal works and others.
- Stenungsund, Sweden