UV Absorber UV-320 TDS CAS NO.: 3846-71-7

Nhanganyaya:
Ichi chigadzirwa chakanyanya-kushanda kwechiedza kudzikamisa agent, uye chinoshandiswa zvakanyanya mupurasitiki uye zvimwe organics. Iyo ine yakasimba ultraviolet nemwaranzi yekunyudza kugona uye yakaderera volatility.
Molecular formula:C₂₀H₂₅N₃O
Molecular uremu:323.4
CAS NO.: 3846-71-7
Kemikari structural formula:

Indekisi yehunyanzvi:
Kuonekwa: light yellow powder
Zviri mukati: ≥ 99%
Kunyungudika: 152-154°C
Kurasikirwa pakuomeswa: ≤ 0.5%
Madota: ≤ 0.1%
Chiedza chekufambisa: 440nm≥97%
500nm≥98%
Muchetura: low toxicity,rattus norvegicus oral LD ​​50> 2g/Kg uremu.

General dosage:.

1. Unsaturated Polyester: 0.2-0.5wt% zvichienderana nehuremu hwepolymer

2.PVC:

Yakasimba PVC: 0.2-0.5wt% zvichienderana nehuremu hwepolymer

Plasticized PVC: 0.1-0.3wt% zvichienderana nehuremu hwepolymer

3.Polyurethane : 0.2-1.0wt% zvichienderana nehuremu hwepolymer

4.Polyamide : 0.2-0.5wt% zvichienderana nehuremu hwepolymer

Kurongedza uye Kuchengeta:

Package: 25KG/CARTON

Kuchengetedza: Yakagadzikana mumudziyo, chengetedza mhepo uye kure nemvura uye kupisa kwakanyanya.