UV Absorbers 928
Alaye ipilẹ:
Orukọ ọja: UV Absorbers UV-928
Orukọ kemikali: 2- (2 '-hydroxyl-3' -subkil-5'-tertiary phenyl) benzotriazole;
2- (2-2H-benzotriazole) -6- (1-methyl-1-phenyl) ethyl-4- (1133-tetramethylbutyl) phenol;
Orukọ Gẹẹsi: UV Absorbers 928; 2- (2H-Benzotriazol-2-yl) -6- (1-methyl-1-phenylethyl) -4- (1,1,3,3-tetramethylbutyl) phenol;
CAS nọmba: 73936-91-1
Ilana molikula: C29H35N3O
Iwọn molikula: 441.61
EINECS Nọmba: 422-600-5
Ilana igbekalẹ:
Awọn ẹka ti o jọmọ: awọn agbedemeji kemikali; ultraviolet absorbent; amuduro ina; Organic kemikali aise ohun elo;
Yiyọ ojuami: 108-112 °C
Ojutu farabale: 555.5± 60.0 °C (Asọtẹlẹ)
iwuwo 1.07.
Solubility: tiotuka ni toluene, styrene, cyclohexane, methyl methacrylate, ethyl acetate, ketones, bbl, insoluble ninu omi.
Awọn ohun-ini: Iyẹfun okuta kirisita ofeefee ina
Wọle: 7.17
| Sipesifikesonu | Ẹyọ | Standard |
| Ifarahan | Ina ofeefee kirisita lulú | |
| Ojuami yo | ℃ | 108.0-112.0 |
| Volatiles | % | ≤0.30 |
| Akọkọ akoonu | % | ≥99.00 |
| Eeru akoonu | % | ≤0.05 |
| Gbigbe ina | ||
| 460nm | % | ≥97.00 |
| 500nm | % | ≥98.00 |
UV absorber UV-928 jẹ ohun mimu benzotriazole UV, ti o lagbara lati fa ina 270-380 nm ultraviolet, pẹlu iwọn gbigba giga ti 303 nm ati 345 nm. O ni awọn abuda ti ibaramu ti o dara, iyipada kekere, pipinka ti o dara, iṣipopada kekere, imuduro igbona ti o dara ati ṣiṣe imudani giga, ati pe o dara fun eto itọju otutu ti o ga, iyẹfun lulú ati fifọ irin yiyi. Ni idapo pelu ina amuduro UV292 ati UV123, significantly mu awọn agbara ti awọn ti a bo, ki o si dojuti awọn ti a bo ina pipadanu, discoloration, kiraki, ati delamination.
Ti a lo ni akọkọ ni: wiwa ọkọ ayọkẹlẹ, ibora okun, ibora lulú.
Iye ti a ṣe iṣeduro: 1.0-3.0%, iye kan pato ti pinnu gẹgẹbi idanwo ohun elo onibara
Ti kojọpọ ninu 20 tabi 25 Kg / paali.
Fipamọ ni ibi ti o tutu, gbẹ ati ti afẹfẹ; yago fun orun taara.
Jọwọ kan si wa fun eyikeyi awọn iwe aṣẹ ti o jọmọ.
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