myTechnical Documents
BYK® 1640 is a VOC-, silicone-, APEO-, mineral oil- and emission free formulation made of polyamide particles and highly branched polymers. Acts as a versatile defoamer.
Details
Recommended for
Industry
Producer
Supplier
Chemical Composition
Compound based on polyamide particles and hyperbranched polymers
Advantages
- Exhibits optimum performance at the lowest dosage.
- Shows very good compatibility with styrene acrylics, vinyl acetate ethylene, veova, acrylic copolymers and polyurethane dispersions and no negative influence on color acceptance.
Other Applications
Coatings Markets > Marine /Anti-Corrosive / Protective
Coatings Markets > Other industries > Paper coatings
Coatings Markets > Architectural / Decorative > Exterior wall coatings
Coatings Markets > Coil Coatings
Coatings Markets > Architectural / Decorative > Facade paints (plaster, concrete)
Coatings Markets > Architectural / Decorative > Interior wall coatings
Coatings Markets > Can Coatings > Clearcoats
Technical data
| Quantity | Value | Unit | Comment |
|---|---|---|---|
| miscibility | Miscible in water | ||
| Appearance Properties | |||
| Physical state | emulsion | ||
| Appearance | White | ||
| Physical Properties | |||
| Viscosity | 98 | cP | 20°C, P/K |
| Vapor pressure | <17.25 | mm-Hg | |
| Flash point | >200 | ºC | |
| Density | 1 | g/ml | 20°C |
| Thermal Properties | |||
| Boling point | 100 | ºC | |
| Melting point | ºC | ||
| Chemical Properties | |||
| Non-volatile materials | 62 | % wt | 60 min, 105°C |