UV-327, an ultraviolet absorber
|
Chemical name |
2-(2 '-hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzotriazole |
|
Molecular weight |
357.9 |
|
CAS NO. |
3864-99-1 |
|
Sales code |
PS-7 |
|
Appearance |
light yellow powder |
|
Content |
> 99% |
|
Melting point |
154-158℃ |
|
Loss on drying |
less than 0.5% |
|
Ash |
≤ 0.1% |
light transmittance
|
Wavelength Nm |
light transmittance% |
|
440 |
≥ 97 |
|
500 |
≥ 98 |
Use
As an ultraviolet absorber, this product is mainly suitable for polyolefin, but also can be used for PVC, polycarbonate, polyurethane, acrylic glass and a variety of coatings. The maximum absorption wavelength range is 270-400nm.
|
Dissolvant |
Solubility |
Dissolvant |
Solubility |
|
Acetone |
1.4 |
dioctyl phthalate |
2.7 |
|
Alcohol |
0.1 |
dioctyl sebacate |
3.4 |
|
Carbinol |
0.04 |
methyl ethyl ketone |
3.9 |
|
Carbitol |
1.0 |
methyl methacrylate |
7.2 |
|
Acetic ether |
4.9 |
styrene |
13.4 |
|
Butyl acetate |
4.8 |
Lindol |
1.9 |
|
Benzene |
16.1 |
oil of turpentine |
3.7 |
|
Methylbenzene |
16.3 |
skellysolve |
3.9 |
|
Cyclohexane |
6.8 |
|
|
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