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Adhesives Ingredients
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Adhesives Ingredients
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BYK® -1640

Technical Datasheet | Supplied by BYK
BYK® -1640 by BYK is VOC-, mineral oil and silicones free, polymer-based defoamer. It a highly effective for all common dispersion adhesives, such as acrylic, polyurethane, and EVA dispersions.
  • It inhibits foaming during both production and application.
  • It exhibits optimum performance at the lowest dosage, is stable to acids and alkalis.
  • It is used in adhesives & sealants.
  • Recommended dosage level of BYK® -1640 is 0.05-0.5% based on the total formulation.
  • It has a shelf life of 24 months.
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Product Type
Defoamers / Anti-foaming Agents > Silicone-free
Chemical Composition
Polyamide particles and hyperbranched polymers
Physical Form
Emulsion
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