Characteristics
|
Chemical composition |
|
Polyester-polyurethane in aqueous dispersion |
|
рН at 20 °С |
|
6,0 - 9,0 |
|
RVT Brookfield viscosity at 20°С, 20 rpm |
mPa.s |
900 - 1300 |
|
Specific gravity |
g/cm3 |
1,05 - 1,07 |
|
Solid content |
% |
40±1 |
|
MFT |
°С |
4 - 5 |
|
Reactivation temperature |
°С |
60 – 80 |
|
Stability at 20 °С |
months |
6 |
Use
|
Mixture life |
hours |
abt. 24 |
|
Reactivation time after application |
hours |
? 36 |
|
Application |
|
Spray coating |
|
Temperature of materials,room and glue |
°С |
18-22 |
|
Wood moisture |
% |
8-12 |
|
Quantity of sprayed adhesive |
g/m2 |
80 - 120 |
|
Reactivation temperature |
°С |
60 – 80 |
|
Pressure (1) |
Bar |
4 |
|
Pressing time (2) |
min. |
1 - 2 |
(1) Depending on the type of press
(2) As a function of temperature, pressure and foil thickness.
The conditions for optimum use of Dudipur D 15/4 are:
|
Dudipur D 15/4 |
100 |
p. by weight |
|
Vildur L 202 |
3-5 |
p. by weight |