UV absorber UV-234 CAS NO.: 70321-86-7
| Tshuaj npe | 2-(2H-benzotriazol-2-yl)-4,6-bis (1-methyl-1-phenylethyl) phenol |
| Cov mis mos molecular | C30H29N3O |
| CAS Nr. | 70321-86-7 |
Chemical structural formula
Technical Performance index
| Qhov tshwm sim | lub teeb daj hmoov |
| Melting point | 137.0-141.0 ℃ |
| Tshauv | ≤ 0.05% |
| Purity | ≥99% |
| Lub teeb transmittance | 460nm≥97%; 500nm ≥98% |
Siv
Cov khoom no yog lub siab molecular hnyav UV absorber ntawm chav kawm hydroxypheny benzotriazole, qhia lub teeb ruaj khov rau ntau yam polymers thaum siv.
Nws yog qhov ua tau zoo rau cov polymers feem ntau ua tiav ntawm qhov kub thiab txias xws li polycarbonate, polyesters, polyacetal, polyamides, polyphenylene sulfide, polyphenylene oxide, aromatic copolymer, thermoplastic polyurethane thiab polyurethane fibers, qhov poob ntawm UVA tsis kam rau zoo li rau polyvinylchloride, styrene. homo- thiab copolymer.
Packing thiab Cia
Pob: 25KG / CARTON
Cia: ruaj khov hauv cov cuab yeej, khaws qhov cua thiab deb ntawm dej thiab kub siab.
Sau koj cov lus ntawm no thiab xa tuaj rau peb