Bio-based bifuran polyester resin as a drop-in PET alternative
This patent covers a new type of plastic called PEBF (polyethylene bifurandicarboxylate), made from a bio-based building block derived from plant sugars rather than petroleum. The material is engineered to be semicrystalline — meaning it has the structural strength and heat resistance needed for real packaging and engineering applications — while achieving mechanical performance comparable to PET, the plastic used in most bottles and packaging today. Researchers solved a key processing challenge by controlling catalyst levels and co-monomer additions (small amounts of isophthalate, terephthalate, or CHDM) to hit the viscosity and crystallinity targets required for industrial manufacturing. The result is a high-performance, bio-derived polyester that can be injection molded and melt-processed using conventional equipment.
What you could build
A drop-in or near-drop-in bio-based polyester resin sold to packaging converters, bottle manufacturers, and consumer goods companies seeking sustainable alternatives to PET; primary buyers would be specialty chemical companies licensing the resin formulation and brand owners with sustainability mandates.
Who in Virginia should care
Packaging manufacturers, polymer compounders, or consumer goods companies with Virginia operations seeking bio-based resin supply chain alternatives.
Readiness: Lab validated
Concept — described but not yet demonstrated. Lab validated — supported by experimental results in the patent. Prototype likely — the text describes a built, working embodiment.
Readiness is inferred from the patent text, not from a lab visit.
The record
- Inventors
- Monica Lotz, Kapil Kandel, Michael Salciccioli, Stephen Cohn, Alan A. Galuska, Javier Guzman, S. Richard Turner, Hans Eliot Edling, Edward E. Paschke
- Granted
- February 27, 2024
- Status
- Granted patent
- Patent number
- 11912819
Ready to talk?
Virginia Tech Intellectual Properties handles licensing for this technology.
Prosim summaries are generated from public patent text and are not legal advice.