Cov zeem muag rau kev txhim kho ntawm propylene glycol
Mar 25, 2025
Muaj cov khoom siv lub cev thiab tshuaj lom neeg tshwj xeeb, qhov no zoo li organic compound immound immound immon mus rau txhua spheres ntawm tib neeg lub neej.
Los ntawm moisturizers thaum sawv ntxov los haus cov dej qab zib qab, los ntawm cov tshuaj tua kab mob hauv tsev kho mob pawg neeg - Propylene Glycole Glycol nyob txhua qhov chaw. Hauv kev lag luam khoom noj khoom haus, tus neeg ua mov ci ntseeg tias qhov sib ntxiv ntawm cov khoom lag luam ntub dej thiab ntxuav cov kua txiv ntoo siv cov kua txiv tsis zoo. Cov chaw tshawb fawb txog kev ua tshuaj tau qhia tias muaj ntau dua 65 feem pua ntawm cov tshuaj rau kev siv hauv zos PG yog siv los ua cov tshuaj uas muaj kev nkag rau hauv zos yog tshwj xeeb tshaj yog siv rau hauv cov tawv ntoo.
Nrog rau kev txhim kho cov qauv kev lag luam tshiab, hluav taws xob luam yeeb hauv kev lag luam tau ntsib kev loj hlob sai sai, uas coj ncaj qha rau kev nce rau cov khoom lag luam. Ua tsaug rau qhov tawg hauv kev txau thev naus laus zis, PG thiab cog Glycerol piv tau dhau los ua cov pa taws. Hauv cov ntawv tshaj tawm kev lag luam nws tau sau tseg tias nyob rau hauv 2022, hauv kev ua zaub mov hauv ntiaj teb, sib koom ntawm cov khoom siv raw hluav taws xob pg yuav yog 38%, thiab nruab nrab ntawm kev loj hlob txhua xyoo yuav nyob siab dua 12%.
Ntawm qib kev lag luam siv, nws undergoes metamorphoses, tig los ntawm cov khoom siv tsoos ua tsoos rau hauv tus yuam sij. Auto -ManUflacturers pom tias cov tshuaj antifreeze muaj cov propylene glycole khaws cov fluains nyob rau hauv huab kev mob -40 degree. Hauv cov aviation, hloov cov yeeb tshuaj ntawm cov khoom no tau siv rau kev tawm tsam kev tawm tsam nrog kev sib piv nrog cov tshuaj chlorinated cov ntsev. Kev saib xyuas tshwj xeeb uas muaj kev sib tawg hauv thaj teb ntau lawm rau ntawm cov khoom siv pob kws tuaj yeem txo cov nqi pob kws tuaj yeem txo cov khoom siv pob kws ua pa ntawm pob ntseg
Lub ntiaj teb kev lag luam toj roob hauv pes toj roob hauv pes hauv qab kev hloov pauv sib nqus. Siab thov kom muaj tshuaj lom neeg cov khoom lag luam ntawm txhua hnub thov hauv cov tebchaws Asia kev lag luam tau thawb cov khoom lag luam Asia Nyob rau yav tom ntej ze, EU yuav lees yuav "txoj cai ntawm ntsuab tshuaj", uas yuav yuam kev ua lag luam ib txwm muaj kev hloov pauv. Ib ntawm cov tuam txhab qub tub rog hauv Tebchaws Yelemees tau siv 200 lab rau kev tsim kho kab rau kev tsim cov pg ntawm cov roj ntsha. Ntawm Asmeskas kev ua lag luam muaj sib tw sib txawv, ob qho tib si ntawm cov tshuaj yeeb zoo nkauj yog tsim thiab cov khoom lag luam muaj kev xav tau ntawm huab hwm coj loj loj.
Hauv cov xwm txheej ntawm kev hloov pauv hauv kev siv thev naus laus zis thiab ib puag ncig cov cai, muab ob lub zog tsav tsheb. Raws li kev qhia txog kev lag luam kev lag luam, nyob rau tsib xyoos tom ntej, cov khoom siv hluav taws xob nce ntxiv, thiab lwm yam kev ntsuas hluav taws xob siab dua rau lub cim ntawm $ 10 txhiab daus las. Yuav ua li cas thiaj li pom qhov sib npaug ntawm kev tsim kho tshiab thiab kev txhim kho kom ruaj khov yuav dhau los ua qhov teeb meem tseem ceeb rau cov kws ua haujlwm.
