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 hunhu hweruvara rwakareruka, nontoxic, kugarisana kwakanaka, kufamba kudiki, kugadzirwa nyore etc. Inogona kudzivirira iyo polima 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-kugadzikana kwechiedza pakuomesa phenol aldehyde, varnish yedoro uye acname, polyurethane, acrylate. , expoxnamee etc.
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.