Producer
Dynasol Group
Synthetic rubber/SBS producer; historically a 50/50 JV between Repsol (Spain) and Grupo KUO (Mexico). Plants in Spain, Mexico, China.
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SBS/SIS Block Copolymers
55%Synthetic Rubber (SBR)
35%Specialty Polymers
10%
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Origin2024
Dynasol was founded in 1999 as a 50/50 joint venture between Repsol (Spain's largest oil company) and Grupo KUO, a Mexican conglomerate. Grupo KUO is controlled by the Hernández family of Mexico City — a family whose holding company also includes Herdez (Mexico's largest salsa and tomato sauce brand, sold across the US and Latin America) and FuturAuto (automotive transmission and driveline components for Mexican auto manufacturing). The same Mexican conglomerate that makes the Herdez salsa served at Mexican restaurants across the US also co-owns a global SBS block copolymer company supplying the polymer that modifies highway asphalt. Investcorp, a Bahraini alternative investment firm backed by GCC investors, acquired Repsol's 50% stake in 2013, meaning US road asphalt polymer supply is now partly owned by a Bahraini private equity firm and a Mexican industrial family.
Dynasol Group ↗Did you know2024
SBS block copolymers require butadiene as a key monomer — and butadiene is a C4 byproduct of steam cracking ethylene or naphtha. Butadiene is simultaneously the monomer for SBR tires (the most widely used tire rubber globally), the SBS asphalt modifier polymer, and the SIS adhesive in diapers and packaging — meaning the entire tire industry, road infrastructure polymer industry, and consumer goods adhesive industry all compete for the same butadiene feedstock from global steam crackers. A steam cracker disruption (hurricane damage to Gulf Coast crackers, a European cracker outage) reduces butadiene supply simultaneously for tire rubber manufacturing, asphalt polymer production, and diaper adhesive chemistry. The 2021 Texas freeze that shut down Gulf Coast crackers temporarily affected automotive tire production, road asphalt supply, and hygiene product adhesives through the shared butadiene supply chain.
Dynasol Group ↗Concentration2024
The global SBS block copolymer market — supplying the primary polymer used to modify asphalt for durable roads, roofing membranes, and hot-melt adhesives for diapers — is served by five main producers: Kraton (US/Korean), TSRC/Dexco (Taiwan/US), Dynasol (Spain/Mexico), LCY Chemical (Taiwan), and Versalis/Eni (Italy). Collectively these five producers serve virtually all global SBS demand. None of them are Chinese-owned (though TSRC and LCY have Chinese manufacturing), creating an unusual case where China is NOT the dominant supplier of a critical industrial polymer that feeds both US infrastructure and consumer goods manufacturing. US federal highway spending, European road maintenance, and global diaper manufacturing all depend on a supply chain controlled by companies headquartered in Spain, Texas, Taiwan, and South Korea.
Dynasol Group ↗