中固化学® CAT-935 is a 阳离子光引发剂 belonging to the iodonium salt family. It is designed for use in cationic UV-curing systems, especially in light-colored formulations. The product exhibits high photoinitiation activity, fast curing speed, excellent surface cure, non-yellowing, non-migration, and odorless characteristics. When used with appropriate sensitizers, it shows good absorption at 365 nm and 385 nm, making it highly effective for LED-curing applications. It offers excellent cost-performance with low dosage requirements.
中固化学® CAT-935
(High-Performance 阳离子光引发剂 for UV Curing Systems)
Chemical Name:(4-Octyloxyphenyl)phenyliodonium hexafluoroantimonate
CAS No.:121239-75-6
MF : C20H26F6IOSb
MW: 645.07
Molecular structure:
中固化学® CAT-935 is a 阳离子光引发剂 belonging to the iodonium salt family. It is designed for use in cationic UV-curing systems, especially in light-colored formulations. The product exhibits high photoinitiation activity, fast curing speed, excellent surface cure, non-yellowing, non-migration, and odorless characteristics. When used with appropriate sensitizers, it shows good absorption at 365 nm and 385 nm, making it highly effective for LED-curing applications. It offers excellent cost-performance with low dosage requirements.
Appearance | White powder |
Melting Point | 165 – 172°C |
Purity | ≥ 99% |
Volatiles | ≤ 0.5% |
Absorption Peaks | 205, 248 nm |
Recommended Dosage | 0.5 – 3% (w/w) |
High photoinitiation activity
Fast curing speed and good surface cure
Non-yellowing, non-migration, odorless
Good absorption at 365 nm and 385 nm when combined with sensitizers
Suitable for light-colored cationic UV systems
Low dosage, high cost-performance
Cationic UV-curable coatings
Cationic UV inks
Cationic UV adhesives
Light-colored cationic UV systems
LED-curable systems (with sensitizers, at 365/385 nm)
20kg/Carton
Store in a dry, clean, ventilated warehouse.
Avoid exposure to light and heat.
Be careful to prevent leakage, rain and sun during transportation.
