UV Absorber UV-328

Lus piav qhia luv luv:

UV Absorber UV-328 feem ntau yog siv hauv polyvinyl chloride, polyurethane, polyester cob thiab lwm yam. Max nqus nthwv dej ntev yog 345nm. Tsawg toxicity thiab siv hauv cov khoom ntim khoom noj.


Product Detail

Khoom cim npe

Lub npe tshuaj:2-(2'-Hydroxy-3',5'-dipentylphenyl) benzotriazole
CAS Nr.:25973-55-1
Molecular Formula:C22H29N3O
Molecular Luj:351.48516 ib

Specification
Cov tsos mob: dawb mus rau lub teeb daj hmoov
Cov ntsiab lus: ≥ 99%
Melting point: 80-83 ° C
Poob ntawm ziab: ≤ 0.5%
Ntshiab: ≤ 0.1%
Lub teeb transmittance: 440nm≥96%, 500nm≥97%

Daim ntawv thov
Cov khoom no tsuas yog siv hauv polyvinyl chloride, polyurethane, polyester cob thiab lwm yam. Max nqus nthwv dej ntev yog 345nm.
Toxicity: Tsawg toxicity thiab siv hauv cov khoom ntim khoom noj.

Kev siv
1. Unsaturated Polyester: 0.2-0.5wt% raws li qhov hnyav ntawm polymer
2. PVC:
Rigid PVC: 0.2-0.5wt% raws li qhov hnyav ntawm polymer
Plasticized PVC: 0.1-0.3wt% raws li qhov hnyav ntawm polymer
3.Polyurethane: 0.2-1.0wt% raws li polymer hnyav
4.Polyamide: 0.2-0.5wt% raws li qhov hnyav ntawm polymer

Pob thiab Cia
1.25kg thawv
2. Khaws rau hauv qhov chaw kaw, qhuav thiab tsaus


  • Yav dhau los:
  • Tom ntej:

  • Sau koj cov lus ntawm no thiab xa tuaj rau peb