Curing catalysts
Episomal acid catalyst (Solvent type)
KEPERCAT®-543
Strong acid type, the best use temperature: 110-135℃, good high and low temperature resistance, effectively improve the hardness of the film.
Product overview
KEPERCAT®-543 is strong acid type acid catalyst for baking paints,It can effectively improve the hardness and processing properties of the paint film.
Physical data
1. Effective ingredient:P-toluene sulfonate amine salt
2. Content: 25%
3. Solvent: Isopropyl alcohol
Product features
1.Strong acid type, minimum curing temperature: 65℃, best curing temperature: 110-135℃.excellent stability, high temperature baking does not turn yellow, low temperature environment will not precipitate.
2.When the baking temperature exceeds the optimal reaction temperature, it can effectively improve the hardness and processing performance of the paint film, and does not affect the appearance of the paint film.The storage stability of the system will not be affected at room temperature.
3.Suitable for solvent-based, water-based coatings, especially recommended for coil coatings
Additive amount (Supply form)
For the total amount of formula:0.5 -5%,
The best dosage should be obtained through testing.
Application field
Suitable for solvent-based, water-based coatings, especially recommended for coil coatings.
Shelf life and packaging
1. The shelf life is two years, starting from the date of production.When stored, the container should be sealed well, and the temperature should be between 0-40℃
2. Packaging: 25KG/200 KG ,iron bucket