Product desc
HAA curing agent series is a poly-functional & szlig;-hydroxyalkylamide cross linking agent. As a substitute of TGIC, it is suitable for curing with carboxyl-terminated polyester or acrylic resin to provide TGIC-free based exterior durable powder coatings, sterile a new type of powder coating with mutation has been widely used because of its environmental protection, safety and energy saving
Technical specification
| Item | A3120 | A105 | Test method |
| Appearance | White powder | White powder | Eye-Test |
| Melting range(℃) | 120~128 | 120~128 | GB/T617 |
| Hydroxyl equivalent weight | 80-84 | 80-84 | |
| Solid content（%） | ≥99.0 | ≥98.0 | GB/T1725 |
| Application | A320 features for higher purity, better anti-yellowing performance, pinhole shrinkage phenomenon. It is widely used for most outdoor powder coating product | A105 feature for its high-performance cost, good anti-yellowing performance, pinhole shrinkage. It is widely used for most ordinary outdoor powder coating product |
Application
HAA has excellent mechanical properties and weatherability, and can be cross-linked with carboxyl-containing polyester resin or acrylic resin to prepare weatherable powder coatings. Compared with TGIC, it has no toxicity and can be used to prepare outdoor weather-resistant powder coatings without toxicity, skin irritation and safety.
Use method & levels
l Premix HAA with other components of the formula before extrusion
l Recommend to design formula by weight parts of 95/5 [resin to ] for polyester resin with AV ca.34 mg KOH/g; 96.5/3.5 for polyester resin with AV ca.22 mg KOH/g.
Package & Storage
l Packaging with PE lined Kraft paper bags. Net weight 25 kg per bag.
l Store in cool dry place to avoid caking. Keep package closed after using. Keep away from heat and fire.
l ba
Tel: +86 025 5889 5705
WhatsApp: +86 18651865975
Phone: +86 18651865975
Email: bruce@aabindustry.com
Add: Xinxing Industrial Park, Shuihu Town, Changfeng County, Hefei City,Anhui, China
