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| Chemical name: | UV-531 (BP-12) | |
| CAS： | 1843-05-6 | |
| Molecular formula: | C21H26O3 | |
| Performance and uses: | Ultraviolet light absorber UV-531 is an efficient antioxidant with excellent performance. It has features such as light color, non-toxic, good compatibility, small mobility, and etc. It is widely used in PE, PVC, PP, PS, PC, organic glass, polypropylene fiber, vinyl acetate and other fields. Moreover, it can provide dry phenolic and alkyd varnishes, polyurethane, acrylic, epoxy and oher drying products, powder coating, polyurethane, rubber products with favorable light stability. Additive amount is 0.1%-0.5 percent. | |
| Quality index: | Item | Standard |
| Appearance | Light yellow acicular crystalline powder | |
| Content | ≥99% | |
| Melting point | 47-49℃ | |
| Ash content | ≤0.1% | |
| Light transmittance | 450nm:≥90% 500nm:≥95% |
|
| Solubility (25℃)(g/100g solvent) | Acetone: 74 benzene:72 methyl alcohol: 2 ethyl alcohol (95%):2.6 n-heptane:40 n-hexane:40.1 | |
| Chemical name: | UV-531 (BP-12) | |
| CAS： | 1843-05-6 | |
| Molecular formula: | C21H26O3 | |
| Performance and uses: | Ultraviolet light absorber UV-531 is an efficient antioxidant with excellent performance. It has features such as light color, non-toxic, good compatibility, small mobility, and etc. It is widely used in PE, PVC, PP, PS, PC, organic glass, polypropylene fiber, vinyl acetate and other fields. Moreover, it can provide dry phenolic and alkyd varnishes, polyurethane, acrylic, epoxy and oher drying products, powder coating, polyurethane, rubber products with favorable light stability. Additive amount is 0.1%-0.5 percent. | |
| Quality index: | Item | Standard |
| Appearance | Light yellow acicular crystalline powder | |
| Content | ≥99% | |
| Melting point | 47-49℃ | |
| Ash content | ≤0.1% | |
| Light transmittance | 450nm:≥90% 500nm:≥95% |
|
| Solubility (25℃)(g/100g solvent) | Acetone: 74 benzene:72 methyl alcohol: 2 ethyl alcohol (95%):2.6 n-heptane:40 n-hexane:40.1 | |
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