Technical Documents
DYNACOLL® 7000 products are linear copolyesters with primary hydroxyl functionality and medium molecular weight. The 7300 series is a crystalline.
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 | 1.16 | g/ml | Temperature 23.0 °C@ |
Thermal Properties | |||
Softening point | 63.0 | ºC | |
flash point | >300 | ºC | |
Melting point | 55.0 | ºC | |
Glass transition Temperature | -60.0 | ºC | |
Mechanical Properties | |||
Elongation at break-MD | 400 | % | with MDI; OH:NCO=1:2.8 |
Tensile strength | 25.0 | MPa | with MDI; OH:NCO=1:2.8; Ultimate |
Chemical Properties | |||
Hydroxyl number | 27 - 34 | mg KOH/g | |
Acidity number | <2.0 | mg KOH/g |