HALS UV – 123
Cov ntaub ntawv tseem ceeb:
Khoom npe: HALS UV-123
Lub npe tshuaj: (1-octyl-2,2,6,6-tetramethyl-4-piperidyl) decanediate;
Cov tshuaj tiv thaiv ntawm ob (2,2,6,6-tetramethyl-4-piperidyl) ester nrog tert-butyl hydrogen peroxide thiab octane;
Lub npe Askiv: Bis- (1-octyloxy-2,2,6,6-tetramethyl-4-piperidinyl) sebacate
CAS Nr .: 129757-67-1
Cov mis mos molecular: C44H84N2O6
Molecular Luj: 737
Tus qauv qauv:
Lwm pawg: photostabilizer; ultraviolet absorber; organic tshuaj raw khoom;
Melting point: 1.028 g / mL ntawm 25 ° C (lit.)
Chav siab: 0Pa ntawm 20-25 ℃
Qhov ceev 1.077 g / cm3 (nrog kwv yees)
Refractive index: n20/D 1.479 (lit.)
Solubility: Soluble nyob rau hauv benzene, toluene, styrene, cyclohexane, methyl methacrylate, ethyl acetate, ketones thiab lwm yam organic solvents, insoluble nyob rau hauv dej.
Khoom: Lub teeb daj mus rau daj kua.
Flash point:> 230 F
Nws muaj alkaline tsawg, tshwj xeeb tshaj yog thov rau cov kua qaub, catalyst residue nyob rau hauv cov yam ntxwv tshwj xeeb xws li system; Ua tau zoo tiv thaiv cov txheej los ntawm poob lub teeb, tawg, foaming, peeling thiab discoloration, yog li txhim kho lub neej kev pab cuam ntawm txheej; Siv nrog UV absorbent rau huab cua zoo dua.
| Specification | Chav tsev | Txuj |
| Qhov tshwm sim | Lub teeb dajrau dajua kua | |
| Cov ntsiab lus tseem ceeb | % | ≥99.00 Nws |
| Volatiles | % | ≤ 2.00 |
| Cov ntsiab lus tshauv | % | ≤0.10 |
| Lub teeb transmittance | ||
| 450nm ua | % | ≥96.00 Nws |
| 500nm ua | % | ≥98.00 Nws |
UV-123 yog lub zog muaj zog amine lub teeb stabilizer, uas tsis tshua muaj alkaline, tuaj yeem txo cov tshuaj tiv thaiv nrog cov kua qaub hauv cov txheej txheem txheej txheej, tshwj xeeb tshaj yog tsim rau hauv cov kab ke uas muaj cov khoom tshwj xeeb xws li cov kua qaub thiab cov catalyst residue; tuaj yeem tiv thaiv lub teeb poob, tawg, foaming, ntog thiab discoloration, yog li txhim kho lub neej kev pab cuam ntawm txheej; siv nrog ultraviolet absorbent kom ua tau zoo dua huab cua tiv thaiv daim ntawv thov kev ua haujlwm.
Haum rau: automotive coatings, industrial coatings, decorative coatings and wood coatings.
Ntxiv tus nqi: feem ntau 0.5-2.0%. Kev ntsuam xyuas tsim nyog yuav tsum tau siv los txiav txim qhov tsim nyog tus nqi ntxiv hauv kev siv tshwj xeeb.
Ntim hauv 25 Kg / yas nruas lossis 200 Kg / nruas.
Khaws rau hauv qhov chaw txias, qhuav thiab ventilated.
