Propylene glycol thiab glycerin: sib piv thiab raug mob

Nyob rau hauv xyoo tsis ntev los, dav siv nyob rau hauv cosmetology, kws ntau lawm thiab lwm yam liaj teb tau txais ntau yam. Nyob rau hauv no tsab xov xwm peb yuav saib dab tsi yog propylene glycol thiab glycerin. Raws li cov tshuaj uas siv los ntawm tus txiv neej? Yuav ua li cas yog lawv yuav ua loj? Yuav lawv yuav pab tau?

notion

Propylene glycol yog ib tug dihydric haus dej cawv. Nws yog ib tug tsis muaj kob, khov kua, uas muaj ib tug Sweet saj thiab peculiar tsis hnov tsw. Nws muaj hygroscopic zog. Lub ib kub npau npau taw tes ntawm cov tshuaj yeeb dej caw - 200 degrees, thiab khov - 60 degrees. Nws yog suav tias yog raws li ib tug zoo kuab.

Propylene glycol yog ib tug tswv cuab ntawm lub lipid daim nyias nyias ntawm lub hlwb nyob rau hauv daim ntawv ntawm qhov tseem ceeb fatty acids muab kev koom tes nyob rau hauv cov txheej txheem ntawm thauj loj molecules rau hauv lub hlwb.

Glycerol yog ib yam tshuaj compound ntawm cov rog nrog cov dej nyob rau hauv uas cov dej cais mus rau hauv me me roj ntsiab. Nws yog ib tug tsis muaj kob, khov kua uas muaj ib tug Sweet saj, tsis muaj tsw. nws kub taw tes yog - 290 degrees. Glycerin yuav tsum tam sim no nyob rau hauv daim ntawv ntawm muaju uas yaj ntawm ib tug tej yam kub.

lub npe

Propylene glycol yog ua nyob rau hauv lub teb chaws Yelemees. Ua thiab ntawv pov thawj rau cov thawj lub sij hawm, nws yog nyob rau hauv thaum pib ntawm lub XX caug xyoo. Lub sij hawm "propylene" tsim los ntawm cov merger ntawm cov kab lus "propylene" (a hydrocarbon radical) thiab "glycol" (a dihydric cawv). Tau lub npe ntawm lub substance raws li nram no:

• Propylene Glycol.
• Propylene glycol.
• Monopropylene.
• Glycol.
• Tripropylene.
• E-1520.

Glycerol yog ua nyob rau hauv Russia. Nws manufactured no substance rau thawj lub sij hawm nyob rau hauv lub kawg ntawm lub XVIII xyoo pua lub sij hawm "glycerin" yog txhais los ntawm Latin raws li "qab zib". Tau lub npe ntawm lub substance raws li nram no:

• Glicerin.
• E-422.

qauv

Propylene glycol yog muaj li ntawm cov pa roj carbon, hydrogen, oxygen. Cov ntsiab yog npaum li cas nyob rau hauv ib tug txawv ratio. Cov tshuaj mis ntawm lub tivthaiv - C3H8O2. Qhov no kua, uas yog ib tug racemic sib tov ntawm ob peb isomeric lug. Ib tug ntawm lawv rotates lub polarization dav hlau mus rau sab laug, rau lwm txoj cai. Qhov no yog vim txoj hauj lwm ntawm asymmetric carbon atoms.

Muaj pes tsawg leeg muaj xws li glycerin carbon, hydrogen, oxygen. Txhua carbon atom yog sib raug zoo rau ib tug carbon atom thiab ib tug hydroxyl pab pawg neeg. Cov tshuaj mis ntawm lub substance - C3H5 (OH) 3. Nyob rau hauv tas li ntawd, txhua carbon atom muaj ib tug ntxiv daim ntawv cog lus nrog ib tug hydrogen atom. Glycerin muaj ib tug valence ntawm plaub. Nws hais tias nws muaj ib tug ib txwm mus rau daim ntawv plaub bonds.

ntau lawm

Propylene glycol yog feem ntau ua los ntawm tej yam roj av distillation thiab purification txoj kev, nrog ntxiv kev soj ntsuam rau compatibility nrog tsiaj hlwb.

Tshuaj thiab lub cev thaj chaw ntawm lub propylene cia nws los ntawm propylene oxide ntawm ib tug muab kub, siab. Khoom noj khoom haus ntau lawm yog cov peb yam: tripropylene glycol, propylene glycol. Thaum lub theem tom ntej, tus txheej txheem ntawm nkauj nraug tshuaj. Tiav lawm cov khoom yog npaj txhij mus rau noj. Txee lub neej - 2 xyoo.

Glycerol ua ntej lawm npaj los ntawm xab npum. Qhov no txoj kev yog heev tham. Cov tshuaj ntxuav tes tau siav los ntawm cov tsiaj thiab zaub cov rog. Thaum lub sibhawm tham nrog alkali, xab npum tshuaj twb tau. Thaum ntxiv ntsev xab npum twb tsim. Tseem glycerol sib tov nrog impurities. Nyob rau hauv lub kauj ruam tom ntej ib yam khoom uas yog cais los ntawm hydrolysis, ces lim, lim.

Tsis ntev los no substance raug tus txheej txheem tau zoo tuaj. Glycerin ua los ntawm cov tsiaj thiab zaub roj. Ib tug yeeb tshuaj ua raws li nram no: muaj roj yog ntxiv ib muaj nuj nqis ntawm cov dej; lub sib tov twb rhuab thiab decomposed rau hauv fatty acid thiab glycerol, uas sawv tawm, yog lim, ntxuav. Lub txee lub neej ntawm cov khoom - 5 xyoos.

kev siv cov

Propylene glycol yog suav tias yog uas tsis yog-tshuaj lom zaub mov additive, uas yog siv nyob rau hauv qhov siv thiab ua confectionery thiab ci raws li ib tug dej-ceev Cheebtsam thiab softening. Nws tso cai rau koj los mus txhim kho cov zaub mov zoo thiab ua rau kom lawv txee lub neej. Qhov no tshuaj yog feem ntau xa mus rau raws li E-1520.

Propylene glycol muaj lub zoo kawg li khoom ntiag tug khaws noo noo. Yog li ntawd, nws yog dav siv nyob rau hauv tshuaj pleev ib ce rau qhov siv thiab ua txhais tau tias npaj rau moisturizing, cleansing. Nyob rau hauv tas li ntawd, propylene glycol yog siv nyob rau hauv tus kws kev lag luam.

Propylene glycol nyob rau hauv ib tug aqueous tov yog siv nyob rau hauv ntau yam raug industries. Nws yog siv nyob rau hauv lub tshav kub exchanger (tub yees) cov khoom. Qhov no tshuaj, piv txwv li, yog siv rau cov cua txias thiab khov ntawm lub cua sov cov khoom, berries, zaub, txiv hmab txiv ntoo, thiab hais txog. D.

Nyob rau hauv industrial qhuav thiab tsheb thauj mus los industries propylene glycol yog siv raws li ib tug coolant nyob rau hauv lub system dej txias khoom thiab nres kua. Ntxiv mus, lub tshuaj siv rau qhov siv thiab ua yas.

Glycerin yog siv raws li ib tug khoom noj khoom haus additive rau confectionery thiab ci:

• los txhim kho lawv saj;
• cas sim haum lawv cia;
• impart kev lug thiab mos Sweet saj;
• tiv thaiv kom txhob heev thiab t. d.

Nws yog ib tug tswv cuab ntawm ntau yam dej thiab uas tsis yog-dej cawv haus. Qhov no feem yog hu ua E-422.

Glycerin yog siv nyob rau hauv tshuaj pleev ib ce rau zus tau tej cov lotion cream, qhov ncauj qhov ntswg rau lub ntsej muag, ob txhais tes thiab lub cev. Qhov no feem yog muaj nyob rau hauv nyob tus yeees ntawm txawv tshuaj, tshuaj pleev rau daim tawv nqaij muaj teeb meem. Qhov no cov ntaub ntawv uas siv los mus manufacture laxative medicaments. Muaj ntau ntau cov zaub mov txawv ntawm tsoos tshuaj raws li glycerin. Qhov no yog ib daim ntawv qhia rau hnoos, mob nyob rau hauv cov pob qij txha.

Glycerol yog siv nyob rau hauv ua liaj ua teb thiab kev lag luam. Nws yog siv rau noob kev kho mob. Nws yog siv nyob rau hauv lub thauj sector: ib feem ntawm lub anti-freeze thiab nres kua. Glycerin yuav siv tau raws li lubricating roj rau manufacturing txhua yam qhov chaw. Qhov no yog vim lub fact tias cov roj av thiab benzene, tsis yaj nyob rau hauv glycerin. Glycerol thiab indispensable nyob rau hauv lub neej txhua hnub. Piv txwv li, nws muaj peev xwm yuav siv tau los deduce tsuas, huv si tawv, ntxiv ci mus rau lub laminate, thiab hais txog. D.

kev pab

Propylene glycol nyob rau hauv moderation yog tsis suav tias yog tshuaj lom thiab teeb meem rau tib neeg lub cev. Nws tsis chim siab lub qhov muag thiab qog ua kua week, tsis ua kom ua xua. Vim li no cov khoom, nws yog siv nyob rau hauv tshuaj pleev ib ce rau zus tau tej cov ntau yam ntawm zawv plaub hau, txias, lipsticks thiab lwm yam tshuaj pleev ib ce. Qhov no yog vim lub fact tias cov tivthaiv uake yav tom ntej cov rog, displaces cov kua rau hauv lub Upper txheej ntawm lub epidermis, uas ua rau ib cov nyhuv ntawm daim tawv nqaij smoothness.

Qhov no cov ntaub ntawv uas yog cheaper tshaj glycerin. Yog li ntawd, nws yog ib lub ntsiab muaj nyob rau hauv ntau kom hniav zoo nkauj khoom, uas yog 10-20% yog feem ntau muaj li ntawm propylene glycol. Qhov no feem nyob rau hauv ntsis koob tshuaj siv nyob rau hauv tus kws kev lag luam rau zus tau tej cov ntau yam tshuaj.

Nyob rau hauv cov zaub mov siv propylene glycol yog siv raws li ib tug dispersant, dej tuav thiab cushioning caij. Nws yog ib feem ntawm cov nram qab no cov khoom: biscuits, lub zog thiab muag muag dej qab zib, khoom qab zib, thiab lwm yam ...

Lub cev thaj chaw ntawm propylene haus thiab freeze nyob rau tej qhov kub siv nyob rau hauv khoom noj khoom haus thiab muaj ntau lawm. Nws yog siv, piv txwv li, kom khov berries, zaub, txiv hmab txiv ntoo. Ib tug aqueous tov ntawm no yam khoom uas yog siv raws li ib tug coolant rau ntau yam khoom.

Qhia: propylene glycol yog siv los tsim ib tug "haus luam yeeb ua rau" hauv cov rooj concerts. Rau lub hom phiaj no, tshwj xeeb dymmashiny thov. Los ntawm kom zoo concentration ntawm cov tshuaj yeeb dej caw yog nws ua tau mus cuag siab thiab txawm vaporization.

Glycerin muaj ib tug uas tsis muaj nqi. Yog li ntawd, nws yog yooj yim siv nyob rau hauv txawv industries. Nws yog nyob rau hauv moderation pab txoj kev saj thiab zoo ntawm confectionery thiab ci. Khoom rau nqus dej los ntawm lub chaw yuav siv tau nyob rau hauv tshuaj pleev ib ce rau zus tau tej cov ntxoov agents.

Glycerin muaj zoo antiseptic thiab kho thaj, nws yuav siv tau nyob rau hauv kws ntau lawm. npaj raws li nws pom tau hais tias yuav muaj ntau concentrated. Glycerin muaj zoo heev laxative zog. Nws thiaj li voos ntawm cov qog ua kua week. Piv txwv li, nws yog siv los txo intraocular siab. Glycerin yuav pab tau kom tsis txhob nyhav.

Qhia: Yog ib lub noj qab haus huv thiab kev zoo nkauj secrets ntawm lub Japanese qauv Masako Mizutani yog ib tug daim npog qhov ncauj ntawm vitamin E thiab glycerin, uas nws ib txwm siv.

Yeeb siv tshuaj, uas muaj xws li no kev tivthaiv muab zoo heev tiv thaiv rau cov tawv ntoo ntawm cov ntoo los ntawm kab. Lub cev thaj chaw ntawm lub glycerol cia nws npaum siv nyob rau hauv qhov kev lag luam.

kev raug mob

Propylene glycol yog siv nyob rau hauv cosmetology. Tab sis nyob rau hauv loj qhov ntau nws yog hom thiab lub cev thiaj yog nyias kev phiv. Tej zaum yuav muaj ib tug tsis haum cov tshuaj tiv thaiv rau lub cev, uas yog los ntawm daim tawv nqaij dermatitis. Nyob rau hauv loj koob tshuaj, propylene glycol yog suav tias yog ib tug tshuaj lom ib feem rau hauv kev ua pa system, tej zaum yuav adversely muaj feem xyuam rau lub paj hlwb thiab muaj zog. Yog li ntawd, manufacturers tseem tabtom siv no feem nyob rau hauv ntsis ntau.

Tob tob mus rau hauv tib neeg lub cev, propylene glycol behaves li vascular thiab protoplasmic tshuaj lom uas yuav ua rau kev hloov nyob rau hauv daim siab, raum thiab lwm yam kabmob. Ntshiab propylene yoojyim kub nyhiab ntawm daim tawv nqaij.

Vapors ntawm no tivthaiv yog tsis irritating mus rau lub qhov muag thiab qog ua kua week, tsis txhob ua rau yus tsis haum tshuaj loj, tab sis lawv ua tsis taus pa yog tseem tsis pom zoo. Nyob rau hauv high school ntau propylene glycol yuav ua kev puas confectionery thiab pastries, ua ib tug unpleasant saj.

Glycerol ntawm tsis ncaj ncees lawm kev siv ua daim tawv nqaij xerosis. Qhov no yog vim lub fact tias nws muaj kev koom cia li nkaum kiag dej los ntawm lub tob khaubncaws sab nraud povtseg ntawm cov epidermis mus rau qhov chaw, es tsis txhob noj nws los ntawm cov ib puag ncig. Ntawm daim tawv nqaij yuav qhuav, kho kom zoo kom qhuav ntawm lub sab sauv khaubncaws sab nraud povtseg ntawm cov epidermis.

Haus tej zaum yuav muaj kev phiv xws li mob plab distention, ntuav, kiv taub hau. Glycerin yog contraindicated rau cov poj niam xeeb tub thiab laus tus me nyuam. Nyob rau hauv rhiab neeg nws muaj peev xwm ua rau voos thiab tsis haum cov tshuaj tiv thaiv vim lub intolerance ntawm Cheebtsam.

Tshuaj pleev ib ce yuav tsum muaj txog 7% ntawm cov tshuaj yeeb dej caw, ces nws yuav muaj ib tug zoo ntxim. Glycerol muaj ib tug high diuretic nyhuv, li ntawd nws yog pom zoo kom mus coj ib tug mob loj tsawv npaum li cas.

Khub niam txiv glycerin hnyav heev ua tsis taus pa thiab sweetish saj. Lawv twb paub tias tus neeg mob syncope glycerol pa luam yeeb. Nyob rau hauv nws daim ntawv thov yog ib tug yuav tsum tau siv niaj hnub cov khoom uas ua rau cov khub uas muaj kev pab los ntawm tshwj xeeb kua rau hauv txawm pa luam yeeb.

Glycerin yog lom. Net, ib yam tshuaj yog tias yuav tsis yog-tshuaj lom nyob rau hauv ntsis koob tshuaj. Tab sis los ntawm lub cua sov decomposition thiab lub sij hawm ntev cia, nws cov ntaub ntawv acrolein, uas yog yooj yim absorbed rau hauv daim tawv nqaij thiab nyob rau hauv loj qhov ntau ua rau mob cancer. Kuv xav kev nyuaj siab ib zaug ntxiv uas yog tshwj xeeb yog txaus ntshai khub ntawm glycerin, txawm yog hais tias peb tsis nco qab txog acrolein.

kev sib piv

Propylene glycol thiab glycerol muaj yuav luag tib lub siv. Nyob rau hauv no tsab xov xwm peb yuav sim mus nrhiav tau tawm uas tivthaiv yog zoo dua. Propylene glycol, glycerin siv nyob rau hauv kom hniav zoo nkauj, khoom noj khoom haus thiab cov kws raug industries.

Glycerol thiab propylene glycol muaj zoo xws li cov lub zog. Glycerol muaj ib tug ntau dua viscosity, nyob rau hauv sib piv rau lub propylene glycol. Propylene glycol yog zoo dua absorbed los ntawm daim tawv nqaij. Lub chav ntawm lub glycol dissipated zoo, sai, thiab muab ib tug kev xav ntawm ib tug fortress. Propylene glycol ua voos thiab tsis haum cov tshuaj tiv thaiv, txawm nyob rau hauv me me qhov ntau, tsis zoo li glycerol. Nws yuav tsum tau cheaper tshaj no tivthaiv ntawm glycerin.

Glycerol muaj ib tug ntau pronounced Sweet saj. Thinner glycerol. Propylene glycol muaj ib tug tuab concentration. Cov molecules ntawm cov tshuaj muaj zoo xws li cov bases. Propylene glycol, glycerol muaj cov pa roj carbon, hydrogen thiab oxygen, tab sis lawv cov molecular mis thiab tsim txoj kev sib txawv.

sis

Nyob rau hauv no tsab xov xwm peb xav txog cov nqe lus nug ntawm seb ib tug sib tov ntawm propylene glycol thiab glycerol yuav pab tau. Cov tshuaj yog nyob rau hauv ib tug tej yam piv yog siv nyob rau hauv txawv spheres ntawm ntau lawm.

Piv txwv li, propylene glycol thiab glycerin muaj nyob rau hauv cov kua cartridge mus rau lub hauv luam yeeb. Chav, uas nqus pa ib tus lover ntawm hluav taws xob yeeb - ib tug tej yam piv ntawm glycerol thiab propylene glycol. Thaum decomposition tshuaj tso acrolein, uas nyob rau hauv loj koob tshuaj yuav ua rau mob cancer.

Hais tias yog dab tsi tej yam rau tib neeg yuav ua tau propylene glycol, glycerin! Nicotine, uas yog tso tawm nyob rau hauv luam yeeb haus luam yeeb, zoo li childish prattle! Nyob rau hauv tas li ntawd, ib tug khub ntawm cov tshuaj muaj ib tug irritant thiab txawm narcotic nyhuv. Nws nyob ntawm tus concentration thiab koob tshuaj ntawm chav.

Tam sim no, science tau muaj pov thawj hais tias cov officers tso nyob rau hauv lub ntsws ntawm tus txiv neej, tsis txhob yaj, tsis tshem tawm ntawm lub cev. Nws yog ib nqi rau kwv yees li cas yuav tshwm sim rau ib tug lover ntawm hluav taws xob yeeb nyob rau hauv 15-20 xyoo, thaum lub ntsws nqus cov teeb meem tshuaj.

Vim nws ntxeem tau dej thaj chaw ntawm lub propylene glycol yog lub ntsiab tivthaiv ntawm cov tam sim no kua cartridge rau e-luam yeeb. Piv tshuaj xam tau tias yog saum toj no.

Qhia: tam sim no nyob rau hauv Russia txog 65% ntawm haus luam yeeb siv hluav taws xob yeeb. Qhov no staggering tooj thaum koj xav txog hais tias lawv yog tsis pheej yig. Qhov yooj yim ntaus ntawv yuav raug nqi 1000 rubles.

Lub cev thaj chaw ntawm lub Cheebtsam yog cov sib txawv. Nws yog ib qho tseem ceeb heev los xaiv tus cai nqi koj tshuav ntawm glycerol thiab propylene glycol. Xam tias yog pom li nram qab no proportions: 70% propylene glycol, 30% glycerol. Qhov no yog vim lub fact tias propylene glycol yooj yim, zoo dua nqus cov tsis hnov tsw thiab saj. Rau lub chaw ua khoom ntawm cov kua tov glycerol, propylene glycol. Flavors ntxiv kawg.

qhov twg mus yuav

Glycerin thiab propylene glycol yuav yuav tau nyob tej chaw muag tshuaj nyob rau hauv me me qhov ntau tsis muaj ib tug tshuaj. Lawv yog cov pheej yig. Piv txwv li, 100 ml ntawm glycerol yuav tau muas rau 95 rubles. Ib tug sib tov ntawm cov Cheebtsam yog kim kim. Propylene glycol thiab glycerin no mas siv nyob rau hauv cov kua cartridge mus rau lub hauv luam yeeb.

Glycerin thiab propylene glycol nyob rau hauv tej yuav tsum tau muas ntawm ntau cov websites hauv Internet los yog nyob rau hauv kev khw uas paub txhij txhua nyob rau hauv muag cov tshuaj. Ua ntej yuav tawm tswv yim los xyuas kom meej qhov chaw cia siab rau, xyuas cov tswv yim daim ntawv pov. Tam sim no, cov Cheebtsam muaj ntau nqi, nyob ntawm seb lub cheeb tsam ntawm Russia. Piv txwv li, 100 ml ntawm ib tug sib tov (propylene glycol, glycerol) Moscow thiab lub cheeb tsam raug nqi ntau tshaj lwm cov cheeb tsam ntawm Russia.

xaus

Tshaj yav dhau los 15 xyoo, muaj ob peb txheeb cais nyob rau kev siv ntawm propylene glycol thiab glycerol. Txawm li cas los, nws los ua npe hu hais tias officers ntawm cov tshuaj ua muaj tsawg raug mob rau tib neeg noj qab haus huv. Qhov no yog vim txoj kev siv cov tshiab technologies nyob rau hauv tag nrho cov lag luam. Tshuaj thiab lawv txiav txim yog tseem insufficiently tshawb los ntawm tus txiv neej. Yuav ua li cas yog cov nyhuv rau hauv lub cev ntawm glycerol thiab propylene glycol? Lub proportions ntawm cov Cheebtsam yuav tsum tau sib txawv heev. Nws tag nrho cov nyob rau lawv.

Li no tus xaus: nws yog tsim nyog los kawm txog cov propylene glycol thiab glycerin. Khoom yuav tsum tau siv mus ua hauj lwm nrog cov tshuaj, kawm lawv cov kev sis raug zoo nyob rau hauv thiaj li yuav ua rau lawv txawm mus tus kab mob. Lawv yuav tsum yuav lig rau tib neeg noj qab haus huv. Tib txoj kev los xyuas kom meej tias cov tseem ceeb Cheebtsam yog nyob rau hauv cov kev pab cuam ntawm tus txiv neej.