Muaj ntau qhov kev faib tawm ntawm cov yas, thiab PET plastics tau siv dav hauv cov khoom siv hluav taws xob.Piv txwv li, cov khoom siv hluav taws xob, cov khoom siv hluav taws xob, cov khoom siv hluav taws xob thiab lwm yam khoom, thiab cov khoom no feem ntau yog xim dawb.
Cov tsos ntawm PET yas yog milky dawb los yog lub teeb daj, thiab nto yog du thiab tiaj tus.Nrog rau cov khoom zoo ntawm lub cev, nws tseem tuaj yeem tuav tau zoo creep tsis kam, qaug zog thiab ruaj khov nyob rau hauv ib puag ncig ntawm qhov kub txog li 120 ℃.Txawm li cas los xij, vim tias nws tus kheej dawb thiab ci tsis tuaj yeem ncav cuag qhov zoo nkauj ntawm cov neeg siv khoom, nws yog ib qho tsim nyog yuav tsum tau ntxiv cov tshuaj fluorescent whitening agents thiab titanium dioxide hauv cov txheej txheem tsim khoom los txhim kho nws cov xim dawb, kom nws muaj lub ntsej muag zoo dua thiab zoo dua huab cua..
Cov hom fluorescent whitening agents haum rau PET yas yog:OB, OB-1, KSN
Fluorescent whitening tus neeg saib xyuas OB, lub teeb xim yog lub teeb xiav ci, nrog lub teeb pom kev zoo;fluorescent whitening agent OB-1 xim lub teeb yog lub teeb xiav;fluorescent whitening agent KSN, xim lub teeb yog xiav-violet teeb.Yog tias koj muaj kev xav tau ntau ntxiv, koj tuaj yeem tiv tauj peb kom xaj koj cov khoom lag luam fluorescent whitening agent tshwj xeeb.
Post lub sij hawm: Feb-23-2022