Materials. Technology. Possibilities.
HIMTRADE
RAW MATERIALS FOR INDUSTRY

Polyurethane systems

Component selection starts with the part and process. Foam and non-foam systems are evaluated separately.

Technical challenges

  • Select the polyol and isocyanate components
  • Match reaction profile and equipment
  • Test structure, mechanics and stability

What to include in your brief

  • Part type and processing technology
  • Target properties and service conditions
  • System composition, moisture control and SDS requirements

Components to discuss

Material family

Polyether polyols

Polyol components for adjusting flexibility and reaction behavior of PU systems.

Role in the system: Polyol part of the polyurethane reaction.

Selection on request
Material family

Polyester polyols

Polyols with backbone selection based on mechanical properties and service environment.

Role in the system: Reactive polyol base.

Selection on request
Material family

Polyisocyanates

Reactive PU components. The exact grade and handling conditions must be checked before an offer.

Role in the system: Isocyanate crosslinking component.

Selection on request
Material family

PU catalysts

Components for adjusting reaction rates, without a universal addition recommendation.

Role in the system: Control of polyurethane reaction kinetics.

Selection on request
Material family

PU chain extenders

Reactive components for adjusting polyurethane structure and mechanical behavior.

Role in the system: Chain extension and hard-segment formation.

Selection on request
Material family

PU foam surfactants

Additives for evaluating cell structure in a specific foam system.

Role in the system: Cell stabilization during foaming.

Selection on request

Component compatibility and final properties require document review and trials. This component list is not a formulation.

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