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The big picture: Most people never think about what's inside a circuit board, but a little-known resin is quickly becoming a major concern for the tech industry. High-purity polyphenylene ether resin sits deep within the electronics supply chain, yet it plays a critical role in how printed circuit boards manage heat, maintain signal integrity, and ensure reliability. The material helps boards inside smartphones, laptops, data center servers, 5G base stations, cars, and countless other devices continue operating under demanding conditions. So when the petrochemical and industrial complex in Jubail, Saudi Arabia, went offline earlier this year, that obscure resin suddenly became a major concern for electronics manufacturers.
The disruption at Jubail did not begin with the missile strikes on April 6 and 7. Plants had already been shut down in late March as it became clear that moving cargo through the Strait of Hormuz was too risky amid the conflict. The attacks then added damage to a logistics system that was already at a standstill.
Dow has a joint venture at the complex with Saudi Aramco, and on an April 23 earnings call, Dow CEO Jim Fitterling said the company is still working on the assumption of a "275-day-plus" timeline before logistics and supply chains return to normal.












