0102030405
UV 234 2-(2H-Benzotriazol-2-yl)-4,6-Bis(1-Methyl-1-Phenylethyl)phenol CAS 70321-86-7
Properties
Hals
Hals
Melting point: 139-143 °C (lit.)
Boiling point: 589.3±60.0 °C
Density: 1.12±0.1 g/cm³
Fp: 383 °F (lit.)
Storage temp.: Refrigerator
Solubility: H₂O: <0.04 ppm at 20 °C, insoluble
pKa: 9±0.10
Form: Powder
Color: White to Off-White
Odor: Fresh fruity raspberry rose
Water Solubility: Insoluble, <0.04 ppm at 20 ºC
Specification
Items |
Specifications | |
| Appearance | White to Light yellow powder to crystal |
|
| Purity(HPLC) | min. 98.0 area% |
|
Melting point |
138.0 to 142.0 °C |
|
Solubility (soluble in) |
Toluene |
|
Products Usage
Low volatile benzotriazole UV light absorber and stabilizer.
Imparts outstanding light stability for polymers processed at high temperatures such as polycarbonate, polyesters, polyacetal, polyamides, polyphenylene sulfide, polyphenylene oxide, aromatic copolymers, thermoplastic polyurethane and polyurethane fibers also highly effective for polyvinylchloride, styrene homo- and copolymers.
Package And Storage
Package:
25kg/carton drum or as your requirements.
Remark: Chemical composition and size can be optimized by the customers' requirements
Storage:
Keep container closed. Store in a dry place. Do not store at elevated temperatures. Keep from freezing. Do not reuse empty container.
Safety Protection
Precautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.