STDKR-84C is a high-performance leveling additive specifically formulated to improve surface quality
Email: info@standard-groups.com
STDKR-84C is a high-performance leveling additive specifically formulated to improve surface quality in coating applications. This advanced additive effectively eliminates surface defects while enhancing flow characteristics and substrate wetting properties. The following comprehensive tables detail its specifications and performance characteristics.
| Property | Value/Range |
|---|---|
| Chemical Composition | Polyether-modified polysiloxane |
| Physical Form | Clear, viscous liquid |
| Color (Gardner Scale) | ≤2 |
| Density (25°C) | 1.01-1.05 g/cm³ |
| Viscosity (25°C) | 300-500 mPa·s |
| Titik Flash | >100°C |
| Solubilitas | Soluble in most organic solvents |
| Feature | Benefit |
|---|---|
| Surface Tension Control | Reduces surface tension by 25-35% for superior wetting |
| Flow Enhancement | Improves leveling by 40% compared to conventional additives |
| Defect Elimination | Effectively prevents craters, pinholes, and orange peel |
| Substrate Compatibility | Works on metals, plastics, and pre-treated surfaces |
| Thermal Stability | Maintains performance up to 200°C |
| Parameter | Recommendation |
|---|---|
| Recommended Dosage | 0.1-0.8% of total formulation weight |
| Incorporation Method | Add during let-down phase |
| Compatible Systems | Solvent-borne, water-borne, UV-curable |
| Temperature Range | 10-50°C for optimal performance |
| Storage Conditions | Keep tightly sealed at 5-30°C |
| Test Method | STDKR-84C | Conventional Additive |
|---|---|---|
| Leveling Time (min) | 3.5 | 6.2 |
| Surface Roughness (μm) | 0.12 | 0.25 |
| Gloss (60°) | 95 | 88 |
| Scratch Resistance | 2H | H |
| Humidity Resistance | 500h | 300h |
| Aspect | Information |
|---|---|
| Personal Protection | Safety glasses, gloves recommended |
| First Aid Measures | Rinse with water if contact occurs |
| Fire Fighting Measures | Use alcohol-resistant foam, CO₂, or dry chemical |
| Environmental Impact | Biodegradability: 65% (28 days) |
| Disposal | Dispose according to local regulations for chemical waste |
STDKR-84C leveling additive represents an advanced solution for coating formulations requiring exceptional surface quality and application properties. Its unique chemical structure provides superior leveling performance while maintaining excellent compatibility with various resin systems. The additive demonstrates particular effectiveness in high-gloss applications where surface perfection is critical.
Outstanding surface defect elimination
Enhanced flow and leveling properties
Broad formulation compatibility
Improved final appearance characteristics
Stable performance under processing conditions
With its balanced performance profile, STDKR-84C offers formulators a reliable tool for achieving premium coating quality across multiple industrial applications.
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