Erwin Honcoop
Research & Technology Leader, Cargill Bioindustrial
Erwin Honcoop is Research & Technology global advisor for the Advanced Polymer Materials group within Cargill Bioindustrial.
He is a science graduate with specialization on polymer chemistry.
In addition, he has completed a post-doctoral course in Coating Technology from the foundation of Polymer Technology in the Netherlands and holds a degree on Coating Technology.
Worked in several companies in the industry in several positions as production specialist, R&D development chemist and application / technical service specialist in Europe, Asia and US.
Nowadays responsible for the innovations within the building blocks used within coatings, adhesives, elastomer applications and open innovations.
Next-Generation Reactive Systems for Isocyanate Restricted Applications
Regulatory pressure on diisocyanates and the need for energy efficient manufacturing are accelerating the search for non isocyanate alternatives capable of matching the performance of conventional two component (2K) polyurethanes (PUs). PriNext™ acetoacetate functional polymer was developed to address these challenges through a structurally engineered, isocyanate free approach to 2K network formation in coatings, adhesives and elastomers.
PriNext technology is based on polyols functionalized with terminal acetoacetate groups, enabling controlled polyaddition reactions with multifunctional acrylates or amines. This end group positioning recreates the network topology of classic PU systems while decoupling curing from isocyanate chemistry. As a result, PriNext formulations cure rapidly at ambient temperature without moisture sensitivity or CO₂ evolution, eliminating foaming defects and reducing both processing complexity and energy demand. Compatibility with existing 2K mixing equipment supports industrial implementation.
Systematic variation of acetoacetate functionality, molecular weight, backbone composition, and catalyst concentration enables precise tuning of curing kinetics and mechanical properties. Comparative studies show that PriNext networks achieve hardness, tensile strength, elongation, and adhesion performance comparable to or exceeding reference PU systems. High lap shear strength is obtained on metals, thermoplastics, and lignocellulosic substrates, with excellent retention of adhesion following accelerated hydrothermal aging, indicating robust and chemically stable crosslink networks.
Beyond regulatory compliance, PriNext provides a versatile molecular platform that expands formulation design space while preserving PU like performance and processability. The combination of end group-controlled reactivity, ambient curing, and broad property tunability positions acetoacetate based PriNext systems as a viable next generation alternative for 2K materials.
Breakout Session X – Sustainable PU Systems: From Raw Materials to Reactivity – 17 September 2026 – 17:30 – 18:00 – Room Whittle – F3