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Ultraviolet Absorbent UV-531( BP-12/ 3008 / Chimassorb 81 / Cyasorb UV531 / Eversorb12 / ADK STAB 1413)
Chemical Name: 2-Hydroxy-4-n-Octoxy Benzophenone
Chemical Formula: C21H26O3CAS NO. 1843-05-6
Main Indexes
Appearance: Light yellow needle-like powder
Content : > = 99%
Melting Point : 47-49° CAsh : 90% 500nm> 95%
Solubility ( 25°C) ( g/ 100g Solve NT) : Acetone: 74 Benzene 72Methanol: 2 Ethanol ( 95% ) : 2.6n-heptane: 40 n-hexane: 40.1
Characteristics and Uses
This product is a light stabilizer with good performance, capable of absorbing the UV radiation of 240-340 nm wavelength with the characteristics of light color, nontoxic , good compatibility, small mobility, easy processing etc. It can protect the polymer to its maximum extent, helps to reduce the color. It can also delay the yellowing and obstacle the loss of its physical function. It is widely applied to PE, PVC, PP, PS, PC organic glass, polypropylene fiber, ethylene-vinyl acetate etc. Moreover, it has very good light-stability effect on drying phenol aldehyde, varnish of alcohol and acname, polyurethane, acrylate, expoxnamee etc. Its dosage is 0.1% -0.5% .
Storing and Packing
This product is nontoxic, inflammable, noncroddible and well stable, packed in cardboard drums lined with plastic bags with the net capacity of 20 kg per bag, or according to customers' requirements.
Bohanchem offers plastic additives ( chemical additives) such as optical brightener ( optical brightening agent, fluorescent whitening agent) , UV absorber ( UV absorbent) , light stabilizer ( light stabilizing agent, UV stabilizer, UV stabilizing agent) , antioxidant, pigment.
Main Products:
Fluorescent whitening agent: OB, OB-1, KCB, FP-127, KS, NFW
UV absorbers: UV-0, 531( BP-12) , UV-9, UV-P, 326, 327, 328, 329( 5411) , UV-T, 234, 571, 320
Antioxidant : 1010, 1076, 168, 264, 1098, 2246, 300, 311, B102, DLTP, DSTP, B215, B225, B900
Light stabilizer: 622, 770, 944, 802
Pigments: red 122, red 254, violet 19, violet 23, yellow 110, yellow 138, titanium dioxide