Dispersions - Products and Applications - Bayercoatings.com

C RO S S LINKER FOR L ATENT R E AC T I V E P O LY U R E T H A N E D I S P E R S I O N S
Polyisocyanate crosslinkers for adhesives applications
Type NCO-content [%] Non-volat. content Viscosity at 23 °C [mPas] Properties
approx. [%]
Dispercoll ® BL XP 2514 TDI-dimer suspension 8.0 40 approx. 1,000 Crosslinker for latent-reactive PUD
Desmodur ® LP BUEJ 471 Micronized IPDI-isocyanurate 17 100 ./. Micronized crosslinker for latent-reactive PUD
C R O S S L I N K E R F O R P U A D H E S I V E S
Type NCO-content [%] Non-volat. content Viscosity at 23 °C [mPas] Properties
approx. [%]
Desmodur ® DN Hydrophilic modified isocyanate 21.8 100 1,250 Low hydrophilicity
Desmodur ® DA-L Hydrophilic modified isocyanate 20.0 100 3,000 Low hydrophilicity
Bayhydur ® 3100 Hydrophilic modified isocyanate 17.4 100 2,800 High hydrophilicity
Bayhydur ® 304 Hydrophilic modified isocyanate 18.2 100 4,000 In compliance with U.S. FDA’s guideline “Title 21 CFR:” Section 175.105 “Adhesives”
Desmodur ® XP 2802 Dispersion of hydrophilic polycarbodiimid - 40 30 Crosslinker for carboxylate functionalized dispersions, suitable for 2K formulations with
long potlife
CROSSLINKER FOR CR DISPERSIONS
Type Non-volat. content Viscosity NCO-content [%] Furniture Spray adhesive Shoe bonding Textile bonding Building/ Properties
approx. [%] at 23 °C lamination for foam to foam (caps, inner sole) Construction
[mPas] approx.
Bayhydur ® 401-70 IPDI-based hydrophilic polyisocyanate 70 in MPA/X 600 9.4 l l l l l Used in CR-dispersion formulations, yields a high chemical crosslinking density to achieve
excellent heat resistance. Featuring very long potlife and excellent storage stability.
DISPERSIONS
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