UV Absorbers 928
Basic Information:
Product nomen: UV Absorbers UV-928
Nomen chemicum: 2-(2 -hydroxyl-3′ -subkil-5′-phenyl tertiarium) benzotriazolum;
2- (2-2H-benzotriazole) -6- (1-methyl-1-phenyl) ethyl-4- (1133-tetramethylbutyl) phenol;
Nomen Anglicum: UV Absorbers 928; 2- (2H-Benzotriazol-2-yl) -6- (1-methyl-1-phenylethyl) -4- (1,1,3,3-tetramethylbutyl) phenol;
CAS numerus: 73936-91-1
Formulae hypotheticae: C29H35N3O
Pondus hypotheticum: 441.61
EINECS Number: 422-600-5
Formulae structurae:
Genera chemicorum intermedia; ultraviolet bibulus; lucem stabiliens; organici materiae chemicae rudis;
Punctum liquescens: 108-112 °C
Fervens punctum: 555.5±60.0 °C (Praedictum)
Densitas 1.07.
Solubilitas: solutum in toluene, styrene, cyclohexano, yl methacrylato, ethyl acetate, ketone, etc. in aqua solubile.
Possessiones: lux flavo crystallinum pulveris
LogP: 7.17
| Specification | Unitas | Standard |
| Aspectus | Lumen flavo crystallinum pulveris | |
| punctum liquescens | ℃ | 108.0-112.0 |
| Volatiles | % | ≤0.30 |
| Summa content | % | ≥99.00 |
| Cinis content | % | ≤0.05 |
| lux transmissio | ||
| 460nm | % | ≥97.00 |
| 500nm | % | ≥98.00 |
UV absorber UV-928 benzotriazolum UV absorber est, capax lumen ultraviolacum 270-380 um absorbens, cum rate umbilicus 303 um et 345 um effusio. Notas habet boni compatibilitas, humilis volatilitas, bona dissipatio, mobilitas humilis, bona stabilitas scelerisque et alta effusio efficientia, et apta ratio curandi caliditas, pulveris efficiens et volvens ferrum efficiens. Cum luce stabiliens UV292 et UV123 coniuncta, signanter diuturnitatem vestiendi emendant, et inhibent efficiens lumen damnum, color, rima, ac delaminatio.
Maxime usus est in: autocinetum coating, coil coating, pulveris efficiens.
Commendatur moles: 1.0-3.0%, quantitas specifica secundum applicationem testium emptoris determinatur
Referta in 20 vel 25 Reg / lobortis.
Repone in loco frigido, sicco et ventilato; ne solis directum.
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