UV Absorber UV-531 yePVC CAS NO.: 1843-05-6
| Zita remakemikari | 2-hydroxy-4-(octyloxy)benzophenone |
| Molecular formula | C21H26O3 |
| Molecular uremu | 326 |
| CAS NO. | 1843-05-6 |
Kemikari structural formula
Indekisi yehunyanzvi
| Chitarisiko | light yellow crystal powder |
| Content | ≥ 99% |
| Melting Point | 47-49°C |
| Kurasikirwa pakuomeswa | ≤ 0.5% |
| Ash | ≤ 0.1% |
| Light transmittance | 450nm≥90%; 500nm≥95% |
Shandisa
Ichi chigadzirwa chigadzikiso chechiedza chine maitiro akanaka, chinokwanisa kutora UV mwaranzi ye240-340 nm wavelength ine maitiro eruvara rwakajeka, nontoxic, kugarisana kwakanaka, kufamba kudiki, nyore kugadzirisa etc. Inogona kudzivirira iyo polymer kusvika pakureba kwayo, inobatsira kuderedza ruvara. Inogonawo kunonoka kutsvuka uye kukanganisa kurasikirwa kwebasa rayo remuviri. Inoshandiswa zvakanyanya kune PE, PVC, PP, PS, PC organic glass, polypropylene fiber, ethylene-vinyl acetate etc. Uyezve, ine yakanaka kwazvo chiedza-kugadzikana kushanda pakuomesa phenol aldehyde, varnish yedoro uye acname, polyurethane, acrylate, expoxnamee nezvimwewo.
General dosage
Kuwanda kwayo kuri 0.1% -0.5%.
1.Polypropylene: 0.2-0.5wt% zvichienderana nehuremu hwepolymer
2.PVC
Yakaomarara PVC: 0.5wt% zvichienderana nehuremu hwepolymer
Plasticized PVC: 0.5-2 wt% zvichienderana nehuremu hwepolymer
3.Polyethylene: 0.2-0.5wt% zvichienderana nehuremu hwepolymer
Kurongedza uye Kuchengeta
Package: 25KG/CARTON
Kuchengetedza: Yakagadzikana mumudziyo, chengetedza mhepo uye kure nemvura uye kupisa kwakanyanya.