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93/7 TGIC Cure Polyester Resin NH3306 with Good Heat Resistance and Anti-yellowing
Different types of saturated polyester resins with different properties can be synthesized by using different polyacids and polyols, which are mainly used in the manufacture of thermosetting powder coatings.
NH3306 is saturated carboxyl polyester resin for applications of polyester/TGIC powder coating system, with good heat resistance and anti-yellowing, it’s suitable for sand texture and wrinkle texture powder coationgs, which could be used for outdoor decoration.
☉Recommend Formulation: NH3306—TGIC
| NH3306 | TGIC | Filler ＆ pigment | Leveling agent | Benzion | 701 |
| 558 | 42 | 383 | 8 | 4 | 5 |
☉Basic Features:
Good leveling
Excellent anti-yellowing
Excellent storage stability
Good weathering resistance
Suitable for the powder coatings with deep or bright color
☉Specifications I:
| Appearance | White or Light Yellow Transparent Flakes |
| Color (50% DMF) | max:2 |
| Acid Number (mgKOH/g) | 31～36 |
| Softening Point (℃) | 104～114 |
| Glass Transition Temp. (℃) | ～69 |
| Melting Viscosity (200℃, cone/plate, mPa·s) | 8200～9800 |
| Reactivity at 180℃ (s, 7% TGIC) | 140～200 |
| Curing Requirement | 200℃×10min |
| Packaging | PE Bags, Net Weight 25kg±0.1kg / bag |
☉Specifications II:
| Extrusion Condition | Two-screw Extruder | |
| Zone I: 90～110℃ | Zone II: 110～120℃ | |
| Speed of Revolution | 500～1200rpm | |
| Fineness of Powder | ＜100μm | |
| Application Condition | Electrostatic Spraying With | 40～70KV |
| Coating Film Thickness | 50～70μm | |
| Degreased Cold-rolled Steel | 0.5mm | |
| Film Properties | Gel Time (180℃, sec) | 200~300 |
| Horizontal Flow (180℃, mm) | 22~26 | |
| Gloss (60°) | ≥85% | |
| Bending (φ1mm) | Pass | |
| Adhesive (1mm, grade) | 0 | |
| Pencil Hardness | ≥1H | |
| Impact (50cm) | Pass 50kg·cm | |
☉More Codes:
| Code | Ratio | Cure Cycle | AV (mgKOH/g) | Viscosity (mPa.s/200℃) | Tg (℃) | Reactivity (s/180℃) | Properties |
| NH-3305 | 93/7 | 200℃*10min | 31~35 | 4600～6200 | ~65 | 160-280 | General purpose resin. Cost-effective. |
| NH-3306 | 93/7 | 200℃*10min | 31~36 | 8200~9800 | ~69 | 140-200 | Excellent storage stability, good heat resistance and anti-yellowing. Suitable for sand texture and wrinkle texture powder coatings. |
| NH-3307 | 93/7 | 200℃*10minn | 30~35 | 4000~6000 | ~67 | 200-260 | General purpose resin for aluminum profile powder coatings with high Tg, outstanding flow and excellent outdoor durability. |
| NH-3308 | 93/7 | 200℃*10min | 30~36 | 4500~6000 | ~65 | 200-300 | General purpose resin for low gloss powder coatings with good outdoor durability and mechanical properties. |
| NH-3309 | 93/7 | 200℃*15min | 30~35 | 2900~4100 | ~60 | 300-400 | Excellent flow, good chemical resistance. |
| NH-3309C | 93/7 | 200℃*15min | 29~35 | 3500~4200 | ~60 | 380-450 | Excellent flow, enhanced outdoor durability. |
☉Remarks: All the polyester resins could be customized to Non-tin (A), anti gas burners (G), tribo gun (T) and anti-blooming (F).
☉Product Show:
