Plastics khib nyiab yog qhov peb hu ua cov khoom siv rov ua dua tshiab, tab sis kuj hais lus, tag nrho cov kev ua tau zoo thiab cov yam ntxwv ntawm cov yas khib nyiab tsis zoo li cov ntaub ntawv tshiab thiab tshuaj xyuas cov khoom siv rov ua dua tshiab.Tab sis tsis yog txhua yam khoom yas xav tau kev ua haujlwm zoo li no.
Raws li kev ua tau zoo ntawm qee yam khoom yas, cov khoom siv yas pov tseg tuaj yeem rov ua dua thiab rov siv dua thiab txuag cov peev txheej ntev li ntev tau raws li tus cwj pwm ntawm qee yam ua tiav los tsim cov khoom yas sib xws.
Tus nqi ntawm cov yas khib nyiab yog pheej yig heev, thiab nws qhov zoo yuav tsis muaj teeb meem.Txawm li cas los xij, vim muaj ntau yam xwm txheej ib puag ncig thiab tib neeg kev ua haujlwm, cov khoom siv khib nyiab muaj qhov muag grey thiab txawm tias daj daj loj heev.Cov khoom tsim tawm yam tsis muaj kev kho mob muaj qhov muag daj daj thiab cov huab cua tsis zoo, uas cuam tshuam rau kev muag khoom.
Txhawm rau daws cov teeb meem ntawm cov khoom tsim nrog cov khoom pov tseg, xws li cov xim daj daj thiab cov huab cua tsis zoo, feem ntau cov tuam ntxhab yuav xaiv cov khoom siv ntxiv los txhim kho cov khoom zoo.
Ntawm lawv, tus neeg sawv cev fluorescent whitening yog ib qho tseem ceeb heev nyob rau hauv cov txheej txheem ntawm rejuvenating pov tseg plastics.Tom qab ntxiv cov khoom pov tseg yas nrog fluorescent whitening tus neeg sawv cev, cov xim dawb thiab ci ntsa iab ntawm cov khoom tau zoo tuaj.Vim li cas tsuas yog fluorescent whitening tus neeg saib xyuas tuaj yeem ua rau cov yas khib nyiab zoo li tshiab?Vim tias fluorescent whitening tus neeg saib xyuas qhov tshwj xeeb fluorescent muaj peev xwm nqus tau lub teeb ultraviolet hauv lub teeb ntuj, thiab tom qab ntawd hloov mus rau xiav-violet fluorescence thiab emit nws.Xiav thiab daj yog cov xim sib xyaw.Thaum lub teeb nthwv dej tawm los ntawm ob qho tib si, lub teeb xiav thiab lub teeb daj sib xyaw kom emit lub teeb dawb, yog li tus neeg sawv cev fluorescent whitening tuaj yeem ua rau cov khoom daj thiab dawb.Ultraviolet rays tsis pom ntawm qhov muag liab qab.Thaum nws hloov dua siab tshiab rau hauv lub teeb xiav, nws zoo dua ua kom tag nrho cov kev xav ntawm cov khoom, yog li muaj qhov ci ntsa iab.
Yog li, txij li tus neeg sawv cev fluorescent whitening tuaj yeem muaj cov txiaj ntsig ntawm kev ua kom dawb huv thiab ci ntsa iab, puas yog ib hom fluorescent whitening tus neeg sawv cev haum rau siv hauv cov khoom pov tseg?Muaj ntau hom fluorescent brighteners.Rau cov khoom uas muaj cov khoom sib txawv, tsuas yog qhov tseeb ntawm lub teeb ci tuaj yeem siv los ua cov fluorescent brightener siv nws cov txiaj ntsig zoo tshaj plaws.
Kuj tseem muaj ntau hom fluorescent whitening agents siv hauv cov khoom yas pov tseg ntawm lub khw.Cov khoom siv khib nyiab dav siv fluorescent whitening agent OB-1, tshwj xeeb 127 lossis fluorescent whitening agent OB yuav raug siv.Yog li dab tsi yog cov yam ntxwv ntawm peb cov qauv no rau cov khoom pov tseg yas?1. Tus nqi ntawm optical brightener OB-1 yog ze rau cov neeg.Lub whiteness yog zoo, thiab ib tug me me ntawm ntxiv yuav muaj ib tug zoo whiteness.Qhov tsis zoo yog tias cov nplaum nplaum yuav tsum tau siv ua tib zoo.2. Lub brightener FP-127 ua rau qhov tsis txaus ntawm OB-1 hauv PVC mos yas khoom, thiab yog tsim rau PVC mos yas khoom.3. Yog tias nws yog cov yas pob tshab lossis cov yas tshwj xeeb, xav txog kev siv OB, vim OB muaj kev sib raug zoo, huab cua tsis zoo, thiab ntau yam kev siv.
Post lub sij hawm: Oct-13-2021