Qhov pom zoo feem ntawm fluorescent whitening tus neeg sawv cev yog 0.02% -0.05%, uas yog, 200-500g ib tuj ntawm cov khoom.Kev siv piv thiab cov nyhuv ntawm fluorescent whitening tus neeg sawv cev yog sine yoj nkhaus.Qhov zoo tshaj plaws kev siv piv muaj qhov zoo tshaj plaws whiteness.Yog tias qhov sib piv qis dhau los yog siab dhau, nws yuav ua rau tsis txaus whiteness lossis darkening thiab yellowing.Hais txog kev faib ua feem ntawm fluorescent whitening tus neeg sawv cev siv, kev paub yog qhov tseem ceeb heev.Tus nqi ntawm cov khoom tshiab ntxiv yuav yog me me.Yog tias cov khoom raug xa rov qab, tuaj yeem muab ntxiv raws li qhov tsim nyog.Qhov kev faib ua feem ntawm cov fluorescent whitening agents siv yuav txawv.Subang pom zoo tias koj tuaj yeem txiav txim siab nws los ntawm kev sim ua qauv.Qhov tseem ceeb yog nrhiav qhov saturation point.Tom ntej no, Subang tau sau cov proportions ntawm ib co pa brighteners rau koj siv.
Fluorescent whitening agent OBkev siv piv:
PVC dawb yog: 0.01% ~ 0.05%, pob tshab yog 0.0001% ~ 0.001%
PS dawb yog: li 0.001%, pob tshab yog 0.0001% ~ 0.001%
ABS xim: 0.01% ~ 0.05%, dawb yog 0.01% ~ 0.05%
PE, PP tsis muaj xim yog 0.0005% ~ 0.001%, dawb yog 0.005% ~ 0.05%
Cov yam saum toj no tsuas yog siv rau kev siv xwb, thiab daim ntawv thov tshwj xeeb yuav tsum tau sim ua ntej txiav txim siab.Qhov kev pom zoo ntawm optical brightener OB nyob ntawm qhov sib xws ntawm nws thiab cov polymer.Kev siv ntau dhau ntawm cov brightener yuav ua rau tsis sib haum thiab tsiv teb tsaws.
Fluorescent whitening agent OB-1kev siv piv:
Qhov ntau npaum li cas ntawm cov yas dawb yog 0.01% ~ 0.03%, thiab nws tuaj yeem ua rau cov xim xim masterbatch nrog cov ntsiab lus ntawm 1% ~ 10%, thiab tom qab ntawd siv rau cov khoom lag luam raws li qhov sib ntxiv.
Kev siv piv ntawm fluorescent whitening agentQauv: FP-127:
PVC dawb: 0.01% ~ 0.05%, pob tshab: 0.0001% ~ 0.001%
Polystyrene dawb: 0.001% ~ 0.05%, pob tshab: 0.0001% ~ 0.001%
ABS yog: 0.01% ~ 0.05%, uas tuaj yeem tshem tawm cov xim daj ntawm ABS.
Qhov feem ntawm fluorescent whitening agent KCB siv:
Nyob rau hauv PE, PVC, PS, ABS, EVA ua npuas ncauj cov khoom, cov khoom siv dav dav yog li 0.01% ~ 0.03%, thiab cov neeg siv tuaj yeem hloov kho raws li cov khoom xav tau.Qhov ntau npaum ntawm lub teeb-hloov pob tshab ua liaj ua teb zaj duab xis yog 0.0005% ~ 0.002%.Thaum ntxiv ib qho UV absorber rau lub polymer, yuav tsum tau saib xyuas kom zoo kho tus nqi ntawm fluorescent whitening agent.
Fluorescent whitening agent KSN siv piv:
Ntxiv 0.002% ~ 0.03% rau cov yas zoo tib yam;ntxiv 0.0005% ~ 0.002% rau pob tshab yas;ntxiv 0.01% ~ 0.02% rau polyester resins.
Post lub sij hawm: May-25-2022