2000 – Rhodia Silicones Italia buys out Gibitre and Evsil becomes Rhodia Silicones Italia Spa, independent from Rhodia Italia, based in Milan, the Santa Perpetua plant expands its production capacities to serve the rubber industry.
2001 – Transfer of several production lines Saint Fons to Roussillon and construction of new plants in Saint Fons. 2001 – Xinghuo builds the first 50,000-ton silicone monomer production unit in China, which is awarded the second prize of National Prize for Progress in Science and Technology.
2002 – The Roussillon plant launches a new pyrogened silicium production unit.
2003 – The Troy plant moves to Rock Hill, South Carolina.
2004 – BlueStar Co. Ltd. becomes a fully owned specialist subsidiary of ChinaChem Group.
2007 – Bluestar Silicones International, headquartered in Lyon, France, is established on February 1st 2007, following the acquisition of Rhodia Silicones by China National Bluestar Corporation, German headquarters move from Leverkusen to Lübeck and Bluestar Silicones Brazil sets up administrative headquarters in São Paulo. Xinghuo builds the first 100,000-ton monomer production unit in China. By expanding the existing plant, Xinghuo becomes the first silicone manufacturer in China with annual capacity of 200,000 tons. The output of silicones ranks first in Asia and fourth in the world.
2008 – Bluestar Silicones Brazil launches its R&D and analytical control laboratory.
2009 – Bluestar Silicones Italia launches a new plant in Caronno Pertusella. Xinghuo introduces the production technology and advanced management experience of Rhodia and starts the construction of the new monomer production unit of 200,000 tons/year and downstream production unit of 120,000 tons/year, marking the beginning of Xinghuo’s development throughout the industry chain.
2010 – Several new projects are launched in China and HCR subcontracting activity is transferred from Caronno Pertusella to Germany.
2011 – The Bluestar Group acquires Elkem and strengthens its position in the silicon value chain, launch of several industrial projects in Saint Fons and Santa Perpetua, relocation of offices in Leverkusen Germany and launch of the Corcovado industrial project.
2012 – The Rhodorsil brand becomes Bluesil, launch of a new laboratory for worldwide Personal Care technical services in Spain, extension of the Lübeck site, launch of the Belo Horizonte Project to manufacture in Latin America plant products for the Release Coatings market, Bluestar Silicones, North America opened their new manufacturing facility in York, South Carolina.
2015 - Elkem and Bluestar Silicones International announce their formal integration into one company. Bluestar Silicones Germany has a new building in Lübeck. Bluestar Silicones Brazil officially announces the move of the industrial plant from Santo André to Joinville (Santa Catarina).
2016 - Jiangxi Ganjiang New District is established under the approval of the State Council. As a key industry pillar for the Ganjiang New District, Xinghuo continues to build the core advantages in technology by further strengthening the technical improvement and product development.
2017 - Bluestar Silicones becomes Elkem Silicones and the Bluestar Jiangxi Xinghuo Silicones is integrated into the silicones division of Elkem, while Bluestar Lanzhou Silicon Materials was integrated into the Silicone Materials Division of Elkem. With this move, Xinghuo will capitalize on the strengths of Elkem’s integrated silicone value chain, and accelerate technical innovation and product development by leveraging the industrial synergies. Moreover, it may greatly enhance its comprehensive competitiveness in the market by giving full play to the advantages of integrated upstream and downstream production sites. Since then, Elkem has become the world's leading integrated silicones manufacturer, covering all processes from silicon metal treatment to the manufacturing of downstream applications.
2018 - Elkem became listed on Oslo Børs.
2019-2020 – Elkem acquired Basel Chemie and Polysil, both strengthening Elkem’s position and growth in silicones specialities.