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When performance matters, choose Susterra® propanediol—the pure, 100% plant-based, petroleum-free diol. Susterra® propanediol is the building block that delivers high performance in a variety of applications, from polyurethanes and unsaturated polyester resins to heat-transfer fluids.
Zemea® is a pure, petroleum-free diol solution. With multiple formulations (Zemea®, Zemea® USP-FCC & Zemea® USP-NF) to meet the exacting standards of a variety of markets and applications, our 100% plant-based performance brand, Zemea® propanediol, helps companies fulfill their sustainability goals without compromising on quality.
Susterra® and Zemea 1,3 propanediols are 100% plant-based, sustainable diols that offer you a direct replacement to petroleum-based diols in products and applications. Our brands all let you reduce your greenhouse gas emissions, and help you reach sustainability goals.
Primient Covation LLC
198 Blair Bend Drive • Loudon, TN 37774
Copyright © 2025 Primient Covation LLC • Zemea® and Susterra® are registered trademarks of Primient Covation LLC. - All Rights Reserved.
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