Bayhydrol?? A 2646
Type??????????????????????????????????????????Anionic polyacrylate dispersion
Formsupplied????????????????????????????????????????????????????????????????????(R)?
??????????????????????????????????????????????approx. 50 % in water/Dowanol?? PnB/triethanolamine (46 : 1.1 : 2.9)
Uses??????????????????????????????????????????Waterborne, low VOC two-component polyurethane coatings in combination
??????????????????????????????????????????????with aliphatic polyisocyanates.
Specification?
???Property??????????????????????????????????Value??????????????????????? Unit ofmeasurement????????? Method
??? Non-volatile content?????????????????????? 48 -51?????????????????????%??????????????????????????? DIN EN ISO 3251?
??? (1 g/1 h/125 °C/convection oven)
??? Viscosity at 23 °C????????????????????????1,000 - 3,500???????????????mPa·s??????????????????????? DIN EN ISO 3219/A.3?
????????????????????? -1?
??? D = approx. 40 s
???pH????????????????????????????????????????7 -8????????????????????????????????????????????????????DIN ISO 976?
??? (1 : 4 in demineralised water)