Gypsum industry news

Mexico: Saint-Gobain has entered into a definitive agreement to acquire construction chemicals producer Ovniver Group for US$815m. The parties expect to conclude the deal in early 2025. Ovniver Group produces its CeMix brand adhesives, renders, surface preparations and waterproofing products across 16 sites in Mexico, Guatemala, Honduras and the US.

Ovniver Group recorded revenues of US$285m in 2023, with an average annual growth rate of 20% over the past five years.

Kenya/Mauritius: Saint-Gobain says that has acquired a gypsum wallboard plant in Nairobi, Kenya. The company says that it plans to build a construction chemicals line on the site of the plant. According to the Global Gypsum Directory 2021, Erdemann Gypsum and Tanzania Gypsum respectively operate 10Mm2/yr and 12Mm2/yr gypsum wallboard plants in the Kenyan capital city. Saint-Gobain has also taken over a majority stake in Chryso additives, mortars and waterproofers producer ABE Mauritius in Mauritius.

The company is seeking to expand its range of light and sustainable construction solution through the acquisitions. Its footprint in Africa extends over 12 countries across 29 facilities, nine of which it opened in the past two years.

China: Rui Silicone subsidiary Ruijiang has commissioned a new methyl hydrogen silicone oil RJ-202 plant in China following completion of a successful test run on 10 February 2021. The plant will supply the gypsum wallboard industry with methyl hydrogen silicone oil for use as a waterproofing additive. It will also produce hexamethyldisilazane RJ-HMDZ, hexamethyldisiloxane RJ-MM, heptamethyltrisiloxane RJ-HMTS and some other modified silicone oils.