Product Name：UV absorber UV-234
Chemical name：2-(2 '-hydroxy-3', 5 '-dihepylphenyl) benzotriazole
CAS
70321-86-7
MF
C30H29N3O
Appearance
Light yellow powder
Mol.Wt.
447
Purity
≥99%(HPLC)
Volatile matter
≤0.5%
Product Name
UV absorber UV-234
Chemical name
2-(2 '-hydroxy-3', 5 '-dihepylphenyl) benzotriazole
Appearance
Light yellow powder
Transmittance
460nm ≥97% ; 500nm ≥98%
Product features and applications
1. UV-234 has good thermal stability and has good effects on polymers that need to be processed at high temperatures. Such as polycarbonate, polyester, polyacetal, polyamide, polyphenylene sulfide, aromatic copolymer, thermoplastic polyurethane, polyvinyl chloride, styrene, etc.
2. UV-234 has good compatibility with most polymers and low volatility, making it suitable for films and fibers. Also suitable for high temperature resistant powder coatings, coil materials, etc.
Recommended dosage
polyester PC PVC
0.3-0.5% 0.3-0.5% 0.25-0.5 %
UV absorber