BYK -8820
VOC-free silicone defoamer for water-based coatings, printing inks and adhesives
Chemistry Composition
Bubble breaking polysiloxane and hydrophobic solid in polyethylene glycol Mixture
Typical Materialized data
The data given on this data page are only typical values, not the technical indicators of the product.
Density (20°C) | 1.00 g/ml |
NV | >97% |
Flashpoint | >100 °C |
Suggestions Dosage
0.05 - 0.6 % additive dosage (as purchased) based on total formulation
join Methods and Processing Instructions
Due to high activity, this additive must be added under high shear force, so that For optimal dispersion of the defoamer. Otherwise the system may be flawed.
Apply Domain
Features and Benefits
• The effect of using in water-based topcoat (pigment volume solubility 18-25) Excellent
Can be used in various resin systems, such as acrylic, styrene acrylic, polyurethane systems Wait
• Very effective in eliminating microbubbles
• The defoaming effect is still excellent after storage
• No negative impact on gloss and color acceptance
• APEO and VOC Free Recommended Use
exterior wall paint | Specially recommended |
Glossy to semi-gloss paint | Specially recommended |
Wood and Furniture Coatings | Specially recommended |
Adhesive | Specially recommended |
printing ink | Specially recommended |
Storage and Shipping
Separation may occur during storage and transportation, mix well before use.