FOR IMMEDIATE RELEASE
Interplastic Announces Price Increase for CoREZYN® and Silmar® Brand Products
St. Paul, MN – March 20, 2026 – Interplastic Corporation today announced a price increase of up to $0.23 per pound on Silmar® and CoREZYN® brand polyester resins, gel coats, bonding compounds, colorants, and vinyl ester resins. This increase will apply to all shipments made on or after April 4, 2026. This pricing adjustment is driven by a rapid surge in raw material and operating costs resulting from ongoing instability in the Middle East. These conditions have led to significant volatility in oil and energy markets, transportation disruptions, and rising fuel costs that continue to create logistical challenges and potential supply chain interruptions. Interplastic Corporation remains committed to working closely with its supplier partners to secure a consistent supply ofhigh-quality raw materials and to minimize disruption for customers. The company continues to monitor global marketconditions and take appropriate actions to ensure reliable product availability and service.
About Interplastic Corporation
Interplastic Corporation is a specialty chemical company with its headquarters in St. Paul, Minnesota. The company focuses on the production and sale of unsaturated polyester and vinyl ester resins, gel coats, adhesives & compounds and colorants for the composites and cast polymer industries. Interplastic is ISO 9001:2015 and ISO 14001:2015 certified. Interplastic Corporation is a subsidiary of IP Corporation, a specialty chemical company with its headquarters in
St. Paul, Minnesota.
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For more information contact:
Michelle Allshouse
Marketing Communications Manager
Interplastic Corporation 651.481.6860
mallshouse@ip-corporation.com