Adhesion promoters STD-7266
Coating Additives 2025-03-12
Composition: Special polyester copolymer
Appearance: light yellow viscous liquid
Active ingredient: 60%
Solvent: Mixed dibasic estersApplication range:
Can be used in a variety of self-drying systems to improve the adhesion of the paint film to a variety of difficult to adhere to the metal such as aluminum, zinc, stainless steel, electroplating surface.
| Category | Details |
|---|---|
| Product Name | STD-7266 Silane-Based Adhesion Promoter |
| Chemical Type | Aminopropylalkoxysilane (APAS) in solvent carrier |
| Key Applications | – Plastics: Polyolefins (PE/PP), nylon – Metals: Aluminium, stainless steel – Composites: Glass fiber, carbon fiber – Paints/Coatings: Epoxy, polyurethane |
| Function | Enhances surface wettability for improved adhesive/coating bonding |
| Advantages | – Bond Strength: Increases peel strength by 30-70% – Chemical Resistance: Protects against moisture/corrosion – Operational Efficiency: Fast room-temperature curing |
| Technical Data | – Appearance: Clear liquid – Solids Content: 1.5-2.0% – Coverage: 5-10 m²/L – Cure Time: 24h @25°C |
| Usage Method | 1. Clean surface (degrease/abrasion) 2. Dilute 1-3% in solvent 3. Spray/wipe application 4. Air dry (5-10 mins) |
| Compatibility | Avoid contact with acidic/alkaline substances during application |
| Safety | – Handling: Use gloves/goggles – Storage: Cool, dry area (<30°C) – Shelf Life: 12 months (unopened) |
| Industry Standards | Complies with ASTM D3359 (adhesion testing) |
