Failure in hot melt PSAs and reactive adhesive systems rarely originates at the point where defects appear. Issues such as poor wet-out, inconsistent tack, bond failure after aging, viscosity drift, stringing, premature curing, or slow strength development are often the result of upstream formulation interactions, raw material variability, or uncontrolled process sensitivity. This advanced training focuses on mechanism-based troubleshooting for hot melt PSA and reactive adhesive systems, enabling formulators to identify root causes rather than treating symptoms. The session examines how polymer architecture, tackifier compatibility, wax interactions, moisture sensitivity, and crosslinking behavior influence rheology, open time, cohesion, and long-term performance. Particular attention is given to reactive hot melt stability, moisture-triggered failure risks, and viscosity evolution during storage and processing. Participants will learn how formulation choices interact with application temperature, line speed, substrate energy, and environmental exposure, creating failure modes that often appear only at production scale. The training also addresses batch-to-batch variability, supplier changes, and scale-up instability, providing structured diagnostic frameworks to reduce scrap, downtime, and customer complaints. The focus is on decision-grade troubleshooting strategies that improve process robustness, extend formulation operating windows, and restore predictable performance in demanding industrial applications.
This training is your shortcut to creating adhesives that stand out. Here’s why it’s a must-attend;
1. Diagnose failures at the mechanism level, not symptom level: Learn to link defects to polymer, tackifier, wax, or crosslink interactions.
2. Stabilize reactive hot melt behavior across storage and processing: Control moisture sensitivity, viscosity drift, and premature curing risks.
3. Prevent scale-up surprises and production instability: Understand how line speed, temperature, and substrates expose formulation weaknesses.
4. Reduce scrap, downtime, and customer complaints: Apply structured troubleshooting frameworks instead of repeated reformulation cycles.
5. Make defensible formulation decisions under raw material variability: Manage supplier changes, batch variation, and performance sensitivity with confidence.
This is a very useful industry recommended training for the adhesives and sealants industry professionals in particular;
- R&D chemists, formulators, scientist, new product developers
- Professionals from adhesives and related raw-materials area
- OEM and brand owners
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