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Anti-yellowing Matting Agent for Interior Powder Coating T-323
Anti-yellowing matting agent for interior powder coating T-323
1.Description
T-323 is a wax-free, resin-based additive extinction agent for epoxy/polyester powder coatings; The addition of 0.5-3% in the formulation of T-323 can provide extinction powder of more than 5% (60℃); its characteristics are low dosage and excellent extinction performance.
2.Typical physical data
Appearance
pale yellow powder
Soft range(℃)
100-120
Bulk density (g/l)
500-600
Solid content(%)
>98
3.Suggested formula
Epoxy E-12
270
220
50/50polyester
270
/
60/40 polyester
/
320
Levelling agent T-988
10
10
Leveling Additives T-701
7
7
Benzoin
3
3
Pigment and filler
400
400
Matting agent T-323
30
30
Gloss%(60℃）
5%
6%
Curing condition:200℃×10min
4.Characteristics
①To obtain lower matting finish, normally select 50/50 polyester with slowly reactivity, as better mechanical performance and storage ability.
②Excess epoxy to matting agent ratio 0.5～1/1, the matting finish gloss lower, fullness and long-time shelf life.
③Worse storage ability than 68 matting system, please prevent store it in high temperature （＞35℃）environment for a long time.
5.package and storage:
Packaging with PE lined Kraft paper bags, Net weight 25kg per bag. Store in cool and dry place to avoid moisture. According to our experience, the shelf life of this product is at least 2 years when ambient temperature below 30 ℃.
