KINTE MATERIALS SCIENCE AND TECHNOLOGY CO., LTD.

• Product Name: NH3307
• Application: NH3307 is a resin used primarily for thermosetting/TGIC powder coating systems.
• Properties: Excellent flowability, high leveling; good mechanical properties, outstanding anti-yellowing; good storage stability, excellent thermochemical stability of the product.
• Technical Specifications:
- Performance technical specification test method
- Appearance pale yellow solid T/GDTL 004-2019
- Acid value (mgKOH/g) 30-35 GB/T 6743-2008
- Melting point (°C) ~67 GB/T 19466.2
- Viscosity (ICI, mPa.s/200°C) 4500-6000 GB/T 9751.1-2008
- Reactivity (180°C, 7% TGIC) S 200-260 T/GDTL 004-2019
• Powder formulation reference:
- Material NH3307 TGIC colorant flow stability agent 701
- Formulation 558 42 383 8 4 5
• Powder manufacturing process (twin-screw extruder):
- Extrusion temperature: 110-120°C Speed: 500-1200rpm
- Powder particle size: <100μm
• Operating parameters: Static electric spray 40-70KV film thickness 50-70μm
- Oil-free cold-rolled steel strip 0.5mm
• Baking parameters: 200°C/10-15 minutes
• Basic properties:
- Fluidity time (180°C), s: 290-390;
- Water retention (180°C), mm: 26-28;
- Gloss (60°): ≥88%;
- Flow (≤1mm): pass;
- Adhesion (crosshatch 1mm): 0 grade;
- Pencil hardness: ≥1H;
- Impact strength (50cm): pass;
• Product packaging: PE packaging bag, net weight 25±0.1kg