UV Absorber UV-328

Tsanangudzo Pfupi:

UV-328 yakakodzera polyolefin (kunyanya PVC), polyester, styrene, polyamide, polycarbonate uye mamwe mapolima.


Product Detail

Product Tags

Chemical Name:2-(2′-Hydroxy-3′,5′-dipenylphenyl)benzotriazole
CAS NO.:25973-55-1
Molecular Formula:C22H29N3O
Molecular Weight:351.48516

Tsanangudzo

Kuonekwa: kuchena kune chiedza chepfu yero
Zviri mukati: ≥ 99%
Kunyungudika: 80-83°C
Kurasikirwa pakuomeswa: ≤ 0.5%
Madota: ≤ 0.1%
Chiedza chekufambisa: 440nm≥96%, 500nm≥97%

Application

Ichi chigadzirwa chinonyanya kushandiswa mu polyvinyl chloride, polyurethane, polyester resin nevamwe. Max absorption wave kureba kureba ndeye 345nm.
Toxicity: yakaderera toxicity uye inoshandiswa mukudya kurongedza zvinhu.

Usage

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

Package uye Kuchengeta

1.25kg katoni
2.Yakachengetwa munzvimbo dzakavharwa, dzakaoma uye dzakasviba


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