Technical Documents
DYNACOLL®7000 products are linear copolyesters with primary hydroxyl functionality and medium molecular weight.
Details
Product Type
Applications
Producer
Other Applications
building block system
allowing the tailormade production of reactive hot melts (RHM)
Technical data
Quantity | Value | Unit | Comment |
---|---|---|---|
Physical Properties | |||
Molecular weight | 3500 | g/mol | |
Viscosity | 2000 | cP | Temperature 80.0 °C@ |
Density | 1.10 | g/ml | Temperature 23.0 °C@ |
Thermal Properties | |||
flash point | >300 | ºC | |
Softening point | 77.0 | ºC | |
Melting point | 70.0 | ºC | |
Mechanical Properties | |||
Tensile strength | 20.0 | MPa | with MDI; OH:NCO=1:2.12; Ultimate |
Elongation at break-MD | 20 | % | with MDI; OH:NCO=1:2.12 |
Chemical Properties | |||
Acidity number | <2.0 | mg KOH/g | |
Hydroxyl number | 27 - 34 | mg KOH/g |