Jietonda Sa3120a High Purity I -Haa Hardener

By keeping track with the market developments, we are eminent Supplier of Jietonda SA3120A High Purity I -HAA Hardener in Liuan, Anhui, China.
High purity I -HAA Hardener for polyester powder coatings

Jietonda SA3120A is a high purity I -hydroxyalkylamide crosslinking agent,it is a substitute of TGIC. Curing with carboxyl-terminated polyester or acrylic resin to make weather resistance powder coatings.

1. Typical properties

Appearance
white powder
[visual]
Melting ranges (a )
122-128

Hydroxyl equivalent weight
80-84

Volatiles (%)
a 1.0
[GB 1725]
Herein described to be typical properties and do not constitute specification limits.

2. Characteristics
a a Non-toxic compared with TGIC, the resulting TGIC-free based exterior durable powder coatings are non-toxic, non-irritant to skin and safety to human body.
a a Proven weather-resistance and low temperature curing (150a ) property.
a a Exhibited enhanced charging properties so better powder transfer efficiency could be obtained.
a a Excellent flow and mechanical properties.
a a Compared with basic SA3120,it improved characteristics of anti-Hydrolysis aging and anti-yellowing when over burning.

3. Use method & levels
a a Premix SA3120A with other components of the formula before extrusion
a a Recommend to design formulation by weight parts of 95/5 [resin to SA3120A] for polyester resin with AV ca.34mg KOH/g; 96.5/3.5 for polyester resin with AV ca.22mg KOH/g.