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CAS:3147-75-9
Octrizole CAS:3147-75-9
Product Name: Octrizole
Other Name: UV Absorber UV-329;2-(2-Hydroxy-5-tert-octylphenyl)benzotriazole
CAS No: 3147-75-9
MF: C20H25N3O
MW: 323.43200
Density: 1.1g/cm3
Boiling point: 471.8ºC at 760 mmHg
Melting point: 106-108 °C(lit.)
Flash point: 239.2ºC
Refractive index: 1.584
UN Number: UN2574
UN Proper Shipping Name: TRICRESYL PHOSPHATE with more than 3% ortho isomer
Transport hazard class: 6.1
Packing group: II
 
Specification
Appearance: White powder
Assay: ≥99%
Ash: ≤0.10%
Transmittance: 440nm>97%; 500nm>98%
 
Application
It is an excellent anti-aging agent with excellent performance. 
It can absorb 270-340 nm UV light and is widely used in PE, PVC, PP, PS, PC, polypropylene fiber, ABS resin, epoxy resin, resin fiber and ethylene vinyl acetate. Ester and other aspects.
It can be used in packaging materials such as plastic containers and food packaging boxes to provide them with good light stability.
Dosage: 0.1-0.5% for thin products and 0.05-0.2% for thick products.
 
Package: Packed in cardboard drum lined with plastic bag, net weight 25kg/drum, can also be designed according to customer requirements.
Storage: UV-absorbing agent UV-329 is non-toxic, non-flammable, non-explosive, non-corrosive, and has good storage stability.


TEST UNIT SPECIFICATION
APPEARANCE   WHITE TO OFF-WHITE POWDER
ASSAY % 99.00MIN
VOLATILES % 0.30MAX
ASH % 0.10MAX
MELTING POINT 103.00-105.30
TRANSMITTANCE    
440nm % 97.00MIN
500nm % 98.00MIN
TGA:   220℃(5%)     246℃(10%)    286℃(50%)
 
Our company is a professional supplier of functional material additives. Our products include antioxidants, ultraviolet absorbers, light stabilizers, photoinitiators, heat stabilizers, nucleating agents, flame retardants, polyurethane chain extenders, nano light absorbing materials, antibacterial materials, functional masterbatches, colorants etc. After years of steadfast industry accumulation and technological innovation, a relatively complete additive industry chain has been formed in the rubber and plastic industry, ink industry, coating industry, textile printing and dyeing industry, functional resin and other industries. Significant achievements have been made in the field of additives.


UNICHEMIST manufacture & supply Octrizole CAS:3147-75-9,if you want to buy it,please drop your inquiry to [email protected] ,we will reply you asap.If you have any custom synthesis or contract manufacturing compounds, please also feel free to contact us.



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