VEL409 Indoor Low-Temperature Semi-Chemical Matting Agent

VEL409 Low-Temperature Curing Matting Agent for indoor powder coatings with conventional indoor 50/50 polyester resins can achieve 160°C/20min or 170°C/15min curing, and can also achieve 200°C/10min curing. It is a new cost-effective low-temperature curing matting agent.

G60° gloss 4-5%, dosage 4%
For indoor powder coatings
1:2 (matting agent:epoxy) epoxy consumption
Low temperature curing: 160°C/20min, 170°C/15min
Lower production costs

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VEL409 Matting Agent Description

Product Features:

Appearance: White or light yellow powder.
Softening Point: 100-125°C.
Matting Performance: Adding 4% can obtain 4-5% G60° gloss.
Matting Principle: Non-wax, chemical reaction, 1:2 (matting agent:epoxy) epoxy consumption.
Curing Condition: 160°C/20min or 170°C/15min, best in 170°C/15min.
Coating Surface: Flat and smooth, no yellowing, non-fuming when curing, impact resistance ±50kg·cm, excellent mechanical property.
Storage Condition: 28°C/12 months.

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Wax

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VEL409 Matting Agent in Example Formulation

	①	②	③	④	⑤	⑥	⑦	⑧
Epoxy E12	310	310	300	300	310	310	300	300
Polyester (acid value 69-72mgkOH/g)a	230	230	240	240	/	/	/	/
Polyester (acid value 69-72mgKOH/g)b	/	/	/	/	230	230	240	240
Leveling Agent	10	10	10	10	10	10	10	10
Benzoin	3	3	3	3	3	3	3	3
Barium Sulphate	398	198	408	208	398	198	408	208
VEL-409	40	40	30	30	40	40	30	30
Carbon Black	6	6	6	6	6	6	6	6
Wax	3	3	3	3	3	3	3	3
TiO2	0	200	0	200	0	200	0	200
G60° Gloss	5-6%	6-9%	11-16%	15-17%	4-5%	5-8%	10-15%	14-16%
Curing Condition	160°℃/20min				170℃/15min
Extrusion Temperature	90-110℃

VEL409 Matting Agent Applicaitons

Used in indoor powder coatings that demand lower curing temperature to reduce production costs.

Precautions of Product Use

Tested polyester resins with low film gloss under 160°C/20min curing condition: Guanghua GH-1156, Yongli YL-5075, Yochon YC-5012B, Shenjian SJ-3B.
Tested polyester resins with low film gloss under 170°C/15min curing condition: Sino-French P5072, Xiangrong XR-5022X, Zhengjie ZJ-5054, Shenjian SJ-3B, Yinyang YE-5050, Tiansong TS-5700.
It is recommended to conduct a small sample test before mass production.
The storage stability of powder coatings formulated with VEL409 is good, but still need to avoid high-temperature environment.
The above formulations are for reference only. Since the properties are different due to different resin manufacturers, please refer to the test data.

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VEL409 Indoor Low-Temperature Semi-Chemical Matting Agent

VEL409 Matting Agent Description

VEL409 Matting Agent in Example Formulation

VEL409 Matting Agent Applicaitons

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