UV nqus 928
Cov Lus Qhia Yooj Yim:
Khoom npe: UV nqus UV-928
Tshuaj lom neeg lub npe: 2- (2 '-hdroxyl-3' -subkil-5'-tertiary phenyriazole;
2- (2-2h-Benzotriazole) -6- (1-Methyl-1-phenyl-1-phenyl) ethyl-4- (1133-tetramethylbutyl) Phenol;
English lub npe: UV nqus 928; 2- (2H-Benzotriazol-2-YL)-2-YL)-1-PHENYL-1-PHENYLETHR) -4- (1,1,3,3-tetramethylbutyl) Phenol;
Tus lej lej: 73936-91-1
Molecular cov mis: c29h35n3o
Molecular hnyav: 441.61
EineCs Number: 422-600-5
Cov Qauv Txheej Txheem:
Lwm yam pawg: Tshuaj lom neeg nruab nrab; ultraviolet nqus tau; Lub teeb qia; Organic tshuaj raw khoom;
Melting taw tes: 108-112 ° C
BLAIL NTAM: 555.5 ± 60.0 ° C (kwv yees)
Ntom ntom 1.07.
Solubility: soluble hauv toluene, styrene, cyclohexane, metyl methacrylate, ethyl acetate, thiab lwm yam, insoluble hauv dej.
Cov Khoom: Lub Teeb daj Crystalline Hmoov
Logp: 7.17
| Kev qhia tshwj xeeb | Ib yam | Lub hom phiaj |
| Kev tshwm sim | Lub teeb Dim Crystalline hmoov | |
| Melting taw tes | ℃ | 108.0-112.0 |
| Ywj tsw | % | I≤0.30 |
| Cov ntsiab lus tseem ceeb | % | ≥99.00 |
| Cov ntsiab lus tshauv | % | I≤0.05 |
| Teeb kev hloov pauv | ||
| 460NM | % | ≥97.00 |
| 500nm | % | ≥98.00 |
UV Absorber UV-928 yog Benzotriazole UV Absorber, muaj peev xwm ntawm kev nqus 270-380 nm ultraviolet teeb, nrog lub ncov siab nqus ntawm 303 nm thiab 345 nm. Nws muaj cov yam ntxwv ntawm kev ua tau zoo, tsis tshua muaj kev sib raug zoo, zoo siv hluav taws xob, thiab haum txheej thiab dov hlau txheej. Ua ke nrog lub teeb tetizer UV292 thiab UV123, txhim kho qhov ruaj khov ntawm cov txheej, thiab inhibit cov txheej txheej teeb, thiab tsis muaj zog, thiab delamination.
Mas siv nyob rau hauv: Automotive txheej, coil txheej, hmoov txheej.
Cov Nyiaj Pom Zoo: 1.0-3.0%, Qhov nyiaj tshwj xeeb raug txiav txim siab raws li cov neeg siv khoom thov
Ntim hauv 20 lossis 25 kg / thawv.
Khaws rau hauv qhov chaw txias, qhuav thiab muaj qhov chaw siv; Zam kev tshav ntuj ncaj qha.
Thov hu rau peb rau cov ntaub ntawv muaj feem xyuam.
Kev Lag Luam Kev Lag Luam Tshiab tau muab fij tseg rau muab cov kev lag luam ruaj khov kom tau raws li cov kev lag luam no, tsav kev txhim kho tshiab hauv kev tsim kho, thov hu rau peb:
Email: nvchem@hotmail.com
