DNP-4 flame retardant specially for waterborne acrylic adhesives: this product is a high-performance intumescent flame retardant developed for waterborne acrylic adhesive systems, achieving self-extinguishing of the resin after leaving the flame through its excellent performance. Special surface modification technology enables stable dispersion in waterborne acrylic glue with good compatibility with the resin, without causing layering or precipitation that reduces adhesion. It shows excellent viscosity compatibility and flame-retardant performance, and within the recommended addition range does not cause viscosity spikes that fail production requirements; flame-retardant effect is excellent, reaching B1 and B2 grades. It breaks traditional limitations and brings dual safety and performance upgrades to the adhesive industry!
Technical Parameters
Item | Specification |
Appearance | White powder |
Particle size (D50) | 1-5μm |
Thermal decomposition temp. | >180℃ |
Bulk density | 0.6g/ml±0.1 |
Moisture content | ≤1% |
Recommended addition | 10%-35% (adjust by flame-retardant grade & resin solids) |
Suitable resin | Waterborne acrylic resin |
Application Performance Reference
Thickness | Burning Behavior |
35% solids + 15% retardant | 0.23mm |
Applicable Fields
1. Electronics: waterborne acrylic adhesives for electronic product assembly, automotive interior bonding; 2. Furniture: waterborne acrylic glue for furniture assembly and edge banding; 3. Building materials: adhesives for interior decorative boards and fire-rated boards; 4. Packaging: flame-retardant treatment of paper packaging materials (bonded with waterborne acrylic resin).

Weifang Wanfeng: a high-tech supplier of magnesium/aluminum flame-retardant materials and additives, integrating R&D, production, and service.

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