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BRINGING BIO-BASED SOLUTIONS TO THE GLOBAL MARKETPLACE
A 20+ Year legacy that continues to evolve.
Our products offer our customer partners in the bio-chemical industry new solutions to reduce or even remove their dependance on petroleum. We call it "Farm to Formula" since we take industrial field corn and turn it into 100% renewable 1,3 propanediol.
2024
Primient Covation LLC continues to be the largest global producer of 100% plant-based 1,3 propanediol and begins plans for a forthcoming 33000t (metric tonnes) expansion.
2023
Footwear brand Saucony launches the corn-powered Triumph RFG, featuring a midsole made from 55% Susterra® propanediol. It’s Saucony’s most sustainable shoe to date, making an immediate impact to reduce its environmental footprint
2022
Primient Covation announces its work with Truterra, LLC (“Truterra”) and Primient to support regenerative farming— specifically for farmed corn. The program currently includes over 1.2 million acres of sustainably grown row crops in the U.S. Midwest, including dent corn, the ingredient used to make Susterra® propanediol and Zemea® propanediol
2019
Plant production increases by 35 million pounds.
2017
Reebok announces its Cotton + Corn initiative, designed to develop sustainable products “made from things that grow,” and launches the first plant-based shoe utilizing Susterra® propanediol to create the sole.
2016
The United States Department of Agriculture (USDA) certifies Zemea® propanediol and Susterra® propanediol as a 100% bio-based ingredient under its BioPreferred® program
2010
First expansion of production capacity.
2008
Susterra® propanediol launches into high-performance unsaturated polyester resins for use in the construction, marine, and automotive industries.
2007
Zemea® propanediol becomes a key ingredient in Terra Natural’s renewably sourced, non-sticky texture deodorants.
2006
DuPont Tate & Lyle Bio Products, LLC begins production of 1,3 propanediol at its facility in Loudon, Tennessee, USA. 1,3 propanediol is marketed under the brand names Susterra® propanediol (1,3 propanediol or PDO) and Zemea® propanediol (1,3 propanediol or PDO).
2004
DuPont and Tate & Lyle enter a joint venture, DuPont Tate & Lyle Bio Products, LLC, investing $100 million to commercialize a new, high-performance, renewably sourced biomaterial.
2000
DuPont, in association with Genencor, develops a patented process to create 1,3 propanediol (PDO).
Our Brands
Susterra® 1,3 propanediol
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® 1,3 propanediol
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.