Product Name：UV absorber UV-571
Chemical name：2-(2H-benzotriazol-2-yl)-6-dodecyl-4-methyl phenol
CAS
125304-04-3
MF
C25H35N3O
Appearance
Light yellow oily liquid
Mol.Wt.
394
Purity
≥95%(HPLC)
Volatile matter
≤2%
Product Name
UV absorber UV-571
Chemical name
2-(2H-benzotriazol-2-yl)-6-dodecyl-4-methyl phenol
Appearance
Light yellow oily liquid
Transmittance
460nm ≥95% ; 500nm ≥97%
Product features and applications
1. UV-571 can be widely used in thermoplastic PUR, coatings and foam materials. It can be used in rigid and plasticized PVC, PVB, PMMA, PVDC, EVOH, EVA, thermosetting unsaturated resins and PA, PET and PUR. roll material, and PP fiber. This product is also suitable for latex, waxes, adhesives, homogeneous polystyrene and its copolymers, elastomers and polyolefins.
2. UV-571 is easily soluble in a variety of solvents, monomers and intermediates, and is easily emulsified in water-based adhesives; it can also be used in polymerization reactions and PVC sheets.
3. Used in combination with hindered amine light stabilizers HALS-292 and HALS-1135, it has a good compound synergistic effect.
Recommended dosage
PA PVC Co-extruded PVC
0.2-5% 0.3-0.5 % 5%
UV absorber