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polystyrene
September 2026: Commodity Resin Prices Generally Trending Flat to Down
Overall trajectory fluctuations reflect continued uncertainty due to geopolitical and potential hurricane season risks.
Lilli Manolis Sherman
Contributing Editor, Plastics Technology Magazine
Sabic Launches Laser-Weldable Noryl Grades
PPE/PS blended polymers target solar energy applications in effort to accelerate adoption.
Read MoreApril 2026: Volume Resin Prices Mostly Up; Uncertainty Looms
Middle East conflict, energy costs and new tariffs create uncertainty for global feedstock and resin production, supply chain logistics and price trends.
Read MoreMarch 2026: Prices Up for PE, PP, PS, PVC; PET Flat
Upward trajectory in January for four of the five major commodity resins, but overall processors face less volatility.
Read MoreFebruary 2026: PE, PP, PVC Prices Flat to Up; PS and PET Flat to Down
Three of the five commodity resins are expected to move in a somewhat upward trajectory due to overall supply/demand imbalance strategies.
Read MoreDecember 2025: Lower Prices for PE, PP, PS and PVC; PET Higher
Downward trajectory continues for four of the five commodity resins amid supply/demand imbalances.
Read MoreNovember 2025: Prices for PE, PP, PS and PVC Flat to Down; PET an Outlier
Supply/demand imbalance leads to weak Q4 pricing, except in tariff-impacted PET.
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August 2026: Commodity Resin Prices Drop
Sharp decline for polyolefins with overall downward trajectory for PS, PVC and PET.
Lilli Manolis Sherman
Contributing Editor, Plastics Technology Magazine
September 2025: Prices for the 5 Commodity Resins Relatively Stable
Despite some price increase initiatives for PE, PP and PS, flat pricing dominant.
Read MoreApril 2025: Mixed Bag for Prices of Volume Resins
The end of the first quarter marked higher prices for polyolefins and relatively flat pricing for nearly all other resins.
Read MorePrices of Volume Resins Drop by Year-End
Entering 2025, prices of major commodity and volume resins are generally in a ‘buyer’s market.’
Read MorePrices of PP, PET Drop; PE, PS and PVC to Follow
Going into fourth quarter, prices of the five commodity resins were heading downward, barring supply interruptions.
Read MorePrices Flat-to-Down for All Volume Resins
This month’s resin pricing report includes PT’s quarterly check-in on select engineering resins, including nylon 6 and 66.
Read MorePrices Up for PE, ABS, PC, Nylons 6 and 66; Down for PP, PET and Flat for PS and PVC
Second quarter started with price hikes in PE and the four volume engineering resins, but relatively stable pricing was largely expected by the quarter’s end.
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Spotting and Solving Resin Degradation in Molded Gray Parts
How to identify resin degradation versus poor mixing in gray injection molded parts using real-world examples that provide tests and fixes for HIPS and PP.
Prices Up for PE, PP, PS, Flat for PVC, PET
Trajectory is generally flat-to-down for all commodity resins.
Read MorePrices of PE, PP, PS, PVC Drop
Generally, a bottoming-out appears to be the projected pricing trajectory.
Read MorePS Prices Plunge, Others Appear to Be Bottoming Out
PS prices to see significant drop, with some potential for a modest downward path for others.
Read MoreCommodity Resin Prices Flat to Lower
Major price correction looms for PP, and lower prices are projected for PE, PS, PVC and PET.
Read MorePP Prices May Plunge, Others Are Mostly Flat
PP prices appear on the verge a major downward trajectory, with some potential of a modest downward path for others.
Read MorePrices of Volume Resins Generally Flat or Lower
Exceptions in early March were PP and PS, which moved up solely due to feedstock constraints, along with slight upward movement in PVC and PET.
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May 2026: Price Trajectory for All Resins Shifts Sharply Upward
Shipping disruptions in the Middle East are dramatically affecting global resin trade flows, and rising prices reflect the supply squeeze.
Lilli Manolis Sherman
Contributing Editor, Plastics Technology Magazine
First Quarter Looks Mostly Flat for Resin Prices
Temporary upward blips don't indicate any sustained movement in the near term.
Read MoreRecycled Content to be Incorporated in PS Foam Packaging
Pactiv Evergreen and Amsty announced a collaboration that will bring ISCC plus certified product into select food packaging.
Read MoreNexkemia Acquires Polystyrene Recycling Assets
The polystyrene manufacturer finalized its purchase of Eco-Captation, a recycler.
Read MoreSorting Mixed Plastics by Color and Type
Steinert will demonstrate plastic sorting technology at K 2022.
Read MoreSustainable Resource Management of Plastic Feedstocks
How Encina sees its future in the circular economy.
Read MorePrices Firm for Polyolefins, PS and PET
PVC prices have the weakest outlook among commodity resins.
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