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Bayhydrol   U XP 2750
Type                                          Aliphatic,  hydroxyfunctional  polycarbonate  ester-polyurethane  dispersion,
                                              cosolvent-free
Form supplied                                 approx. 43 % in water / DMEA (approx. 56 : 1)
Uses                                          Binder for the formulation of water-reducible 2K-PUR coatings
Characteristic data*
    Property                                  Value                        Unit of measurement         Method
    Viscosity at 23 °C                        approx. 1,000                mPa·s                        DIN EN ISO 3219/A.3
              -1
    (D = 40 s  )
    Non-volatile content                      approx. 43                   %                            DIN EN ISO 3251
    (1 g / 1 h / 125 °C)
    pH-Wert, 10 %ig                           approx. 8.0                                               DIN ISO 976
*These values are provisional. Binding supply specifications will not be ailable until the final product data sheet is
published.
Specific Properties                           * Very good weathering resistance
                                              * Hard-elastic and scratch-resistant films
                                              * Good adhesion on plastics
                                              * Solvent-free
Other data**
    Property                                  Value                        Unit of measurement         Method
    Acid number                               approx. 9.0                  mg KOH/g                     DIN EN ISO 2114
    Density at 20 °C                          approx. 1.06                 g/ml                         DIN EN ISO 2811
    OH content (solid resin)                  approx. 3.6                  %
**These lues provide general information.
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 Edition 2010-03-08