Complaint
Chemical name: Light Stabilizer 783
Molecular weight: C28H52O4N2
Chemical composition: 50% light stabilizer 944 + 50% light stabilizer 622
Quality index:
Item | Standard | |
Appearance | White powder or light yellow granules | |
Volatile | ≤1% | |
Softening Point | 55-140ºC | |
Ash content | ≤0.1% | |
Solubility | Soluble in acetone, ethyl acetate, Insoluble in water | |
Light transmittance | 425nm | ≥90% |
500nm | ≥93% | |
Properties and application:
Co-polymerized HALS with excellent and long lasting stabilizing effect against light and heat, low volatility, hardly extractable, particularly suitable for PP fiber, tape, thin and thick LLDPE, LDPE products.
Optical brightener: OB-1 OB NFW MDAC(SWN) KSN KCB FP-127 CBS-X
Pigment: Red 122 Yellow 110 Yellow 138 Violet 23 Violet 19
UV Stabilizer: 783 770 944 622 292
Antioxidant: 168 1010 1076 245 425 BHT(264) 2246
UV Absorber: 1577 531 571 234 1130 360 99-2 UV-1 327 328 326 329
