|
|
Sell: UV ABSORBERS UV-P |
| Date: |
2019-10-30 |
| Cas#: |
2440-22-4 |
| Specification: |
White to light yellow Powder |
| Price: |
|
| Quantity: |
1Kilogram |
| Term: |
30 |
| Note: |
UV ABSORBERS UV-P
Chemical name錛歕
2-(2-Hydroxy-5-methylphenyl)benzotriazole
CAS NO.錛?440-22-4
Molecular formula: C13H11N3O
Item Index
Appearance
White聽to light聽yellow聽Powder
Assay 鈮?9%
Melting point 128-132鈩僜
Ash 錛?.2%
Transmittance 440nm>97%
550nm>98%
Packing 25kg or 50kg/drum net weight
UV P is an effective light stabilizer for variety of polymers including stvrene homo- and copolymers, engineering plastics such as polyesters and acrylic resins, polyvinyl chloride, and other halogen containing polymers and copolymers (e.g. vinvlidenes), acetals, elastomer and cellulose esters. Elastomers, adhesives, polycarbonate blends, polyurethanes, and some cellulose esters and epoxy materials also benefit from the use of UV P. |
|
|
