Baybond® PU 405

Baybond PU 405 is an anionic/non-ionic polyether polyurethane resin dispersed in water.

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Product Types

  • Dispersion
  • Crosslinkers
  • Glass fiber sizing dispersion
  • PU dispersion
  • Waterbased dispersion


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General Characterization

Baybond PU 405 is an anionic/non-ionic crosslinking polyether urethane polymer.
It is used as the film-forming component in glass fiber sizes.

Storage Conditions

Baybond PU 405 should be stored in tightly sealed original containers and protected from freezing, heat, and foreign materials. The product cannot be used if it has been frozen. Recommended storage temperature is 5º-30ºC.


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Packaging Type

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Technical Properties & Datasheets

Property Name Test Method Unit Value
Particle size distribution Dv 0.5 ≤ 0.30
Non-volatile content (0.9-1.1g/1h/125^oC, convection oven) % 32 - 35
Flow time at 23ºC, 4 mm cup s 11 - 18
pH value at 20ºC (supply form) 6.0 - 8.0
Particle size distribution Dv 0.9 ≤ 0.50

Property Name Test Method Unit Value
Tg -65
Elongation at break % 400
Tensile strength N/mm² 11
100% Modulus N/mm² 4.5
Density at 20ºC g/ml approx. 1.04


Technical Data Sheet
Safety Data Sheet
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