UV Absorber 234
Hosea Chem® supplies UV Absorber 234, CAS 70321-86-7, a high-performance benzotriazole UV absorber for engineering plastics, polycarbonate, polyester, coatings and polymer stabilization with bulk supply from China. Send Inquiry
Product Description
UV Absorber 234, CAS No.: 70321-86-7
UV Absorber 234 is a high molecular weight hydroxyphenyl benzotriazole UV absorber with the chemical name 2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol. It is also known as UV-234, Tinuvin 234 and Tinuvin 900.
Product Chemical Properties
Chemical Name: 2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol
IUPAC Name: 2-(benzotriazol-2-yl)-4,6-bis(2-phenylpropan-2-yl)phenol
Common Names: UV Absorber 234, UV-234, UV 234, Tinuvin 234, Tinuvin 900
CAS No.: 70321-86-7
Molecular Formula: C30H29N3O
Molecular Weight: 447.57 g/mol
EC No.: 274-570-6
Chemical Class: Hydroxyphenyl benzotriazole UV absorber
Product Technical Specification
Appearance: Off-white powder
Purity: ≥99% (HPLC)
Melting Point: 139.5-144℃
Ash: ≤0.1%
Volatile matter: ≤0.5%
Light transmittance: 460nm≥95% 500nm≥97%
Solubility (25℃: g/110g solvent)
water: ＜0.01
n-hexane: 1
Xylene: 10
Ethyl acetate: 7
Toluene: 36
Applications of UV Absorber 234
UV-234 has excellent thermal stability and compatibility.
Suitable for polycarbonate, polyvinyl chloride, polyoxymethylene, polyamide, polyester, etc.
polyvinyl chloride: 0.25-0.5%
polycarbonate: 0.3-0.5%
Polyester: 0.3-0.5%
Packaging
25kg carton or drum.
Production Capacity
5600MT/year.
Storage Requirements
Store UV Absorber 234 in a cool, dry and well-ventilated area.
Keep the product in tightly closed original packaging and protect it from moisture, excessive heat and direct sunlight.
UV Absorber 234 Bulk Supply from China
Hosea Chem® supplies UV Absorber 234, CAS 70321-86-7, for industrial applications requiring high-performance benzotriazole UV protection and polymer stabilization.