Excellent Leveling and Suitable for Matt Powder Coating Polyester Resin 93/7 NH3309 in TGIC Cure
◇ Applications:
NH3309 is a saturated carboxyl polyester resin for polyester/TGIC powder coating system with excellent leveling.
It is suitable to mix with acrylic or matting agent to gain low gloss or matt effect for powder coatings.
◇ Basic features:
Excellent leveling
Outstanding deformation resistance
Good chemical and anti-yellowing resistance
Suitable for low gloss or matt powder coatings.
◇ Specifications:
Appearance: Light white or yellow transparent granule
Color (50%DMF): max:2
Acid number(mgKOH/g): 30～35
Softening point(℃): 100～110
Glass transition temp.(℃): ～60
Melting viscosity(200℃, cone/plate, mPa·s): 2900～4100
Reactivity at 180℃(s, 7% TGIC): 300～400
◇ Recommend Formulation: NH3309—TGIC
| NH3309 | TGIC | Filler ＆ pigment | Leveling agent | Benzoin | 701 |
| 558 | 42 | 383 | 8 | 4 | 5 |
◇ 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
Film thickness: 50～70μm
Degreased cold-rolled steel 0.5mm
◇ Curing Requirement: 200℃×15~20min
◇ Film Properties:
Gel time(180℃,sec): 440~550
Horizontal flow(180℃,mm)::28~31
Gloss(60°):≥88%
Bending(φ1mm):Pass
Adhesive(1mm,grade):0
Pencil hardness :≥1H
Impact (50cm): pass
◇ Packaging:
PE bags, N.W. 25KG±0.1KG / bag
Remarks:all the polyester resins could be customizes to Non-tin (A) ,anti gas burners(G),tribo gun(T) and anti-blooming(F)
According to industry statistics, in 2014, KINTE polyester resin output ranked third in the national industry, becoming a well-known brand and technical leader in the field of polyester resin for powder coatings in China.
The market share in Guangdong province exceeds 50%, and the sales volume ranks the top two in China, and is exported to Southeast Asia, the Middle East, Russia and other regions and countries.
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93:7 Polyester Resin Products 25KG With Chemical Resistance Images
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