Bio-based 1,5-pentamethylene diisocyanate (PDI) based polyisocyanate

  • Basic information


STABiO™ series are aliphatic polyisocyanurates based on bio-based 1,5-pentamethylene diisocyanate(STABiO™ PDI™) which is a new product.


  • High NCO content and non-yellowing
  • Excellent solvent resistance and weather resistance
  • High biomass content with more than 60%
  • Applicable to field hexamethylenediisocyanate (HDI) derivatives are being used
STABiO™ D-370N D-376N
Appearance Clear, liquid Clear, liquid
Solid content, % 100 100
Viscosity at 25°C, mPa·s 2,000 900
NCO content, % 25 23.5
Monomeric PDI content, % less than 1 less than 1
Remarks Standard
Polyisocyanurate type
Low viscosity
Polyisocyanurate Type
Biomass content , % 70 67

※Biomass content of these polyisocyanates was measured according to ASTM D6866-04.
Although the data above is not guaranteed by any industrial standards, it is based on test results

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