From paints to plastics, a chemical shortage ignites prices

In an economy upended by the coronavirus, shortages and price spikes have hit everything from lumber to computer chips. Not even toilet paper escaped.

Now, they're cutting into one of the humblest yet most vital links in the global manufacturing supply chain: The plastic pellets that go into a vast universe of products ranging from cereal bags to medical devices, automotive interiors to bicycle helmets.

Like other manufacturers, petrochemical companies have been shaken by the pandemic and by how consumers and businesses responded to it. Yet petrochemicals, which are made from oil, have also run into problems all their own, one after another: A freak winter freeze in Texas. A lightning strike in Louisiana. Hurricanes along the Gulf Coast.

All have conspired to disrupt production and raise prices.

“There isn’t one thing wrong," said Jeremy Pafford, managing editor for the Americas at Independent Commodity Intelligence Services (ICIS), which analyzes energy and chemical markets. “It’s kind of whack-a-mole — something goes wrong, it gets sorted out, then something else happens. And it’s been that way since the pandemic began.’’

The price of polyvinyl chloride or PVC, used for pipes, medical devices, credit cards, vinyl records and more, has rocketed 70%. The price of epoxy resins, used for coatings, adhesives and paints, has soared 170%. Ethylene — arguably the world’s most important chemical, used in everything from food packaging to antifreeze to polyester — has surged 43%, according to ICIS figures.

The root of the problem has become a familiar one in the 18 months since the pandemic ignited a brief but brutal recession: As the economy sank into near-paralysis, petrochemical producers, like manufacturers of all types, slashed production. So they were caught...