Zaub glycerin yog cov kua qab zib trihydric cawv. Outwardly, nws zoo li ib tug tuab, tsw, tsis muaj xim kua. Muaj cov khoom ntawm hygroscopicity, nws zoo yaj hauv dej, tsis muaj tshuaj lom. Cov tshuaj yog tau los ntawm cov tshuaj synthesis ntawm cov nroj tsuag los yog tsiaj raw cov ntaub ntawv. Tsis tas li ntawd, cov khoom yog tsim thaum lub sij hawm tsim cov roj biodiesel thiab thaum lub sij hawm npaj cov xab npum. Hauv tsab xov xwm, peb yuav txiav txim siab zaub glycerin, nws cov khoom thiab cov txiaj ntsig ntawm tib neeg lub cev.
YGlycerin hauv kev lag luam tshuaj pleev ib ce
Cov tshuaj no muaj nyob rau hauv lub khw niaj hnub no. Koj tuaj yeem yuav glycerin hauv yuav luag txhua lub tsev muag tshuaj rau cov nyiaj tsis txaus ntseeg. Trihydric cawv tau dhau los tshwj xeeb tshaj yog nyob rau hauv cosmetology. Vim nws cov khoom hygroscopic, nws yog dav siv los moisturize ntawm daim tawv nqaij. Nws tau ntev tau paub tias cov txheej txheem kev laus tsim los ntawm kev poob dej los ntawm cov hlwb. Kev them nyiaj rau nws qhov tsis txaus, koj tuaj yeem ua tiav qhov pom ntawm daim tawv nqaij rejuvenation. Tsis tas li ntawd, zaub glycerin muaj cov nyhuv softening, thiab tseem txhawb kev kho ntawm qhov chaw puas ntawm epidermis thiab nws cov kev kho dua tshiab.
Cov tshuaj no ua haujlwm raws nraim li cas? Nws attracts dej molecules los ntawm ib puag ncig. Raws nraimYog li ntawd, kev siv glycerin yuav tsum yog qhov tseeb thiab tsim nyog: nyob rau hauv cov ntaub ntawv uas tsis muaj qhov twg los nyiam cov dej noo, daim tawv nqaij yuav ua rau nws qhov chaw. Noj cov dej molecules los ntawm lub dermis, trihydric cawv yuav ua rau thim rov qab. Txhawm rau tiv thaiv qhov no tshwm sim, koj yuav tsum ua raws li cov lus qhia rau kev siv.
Y Glycerin "yog" rau daim tawv nqaij
Qhia qhov kev txiav txim ntawm qab zib cawv rau cov txiaj ntsig ntawm daim tawv nqaij thiab daim tawv nqaij tsis nyuaj. Hauv cov tshuaj pleev ib ce (cov tshuaj pleev ib ce, tshuaj pleev ib ce, xab npum), cov ntsiab lus ntawm glycerin tsawg heev (5-7%), vim tias cov khoom xyaw yuav tsum tau diluted nrog dej thiab lwm yam khoom xyaw. Ib qho qauv zoo rau qab zib cawv tau pom tias yog emulsified nrog dej. Yog tias zaub glycerin yaj hauv dej, ces nws cov molecules yuav pib nyiam cov dej molecules. Cov theem no ntawm cov khoom no ua rau muaj txiaj ntsig zoo thiab ntau yam ntawm daim tawv nqaij hydration. Txwv tsis pub, glycerin yuav tsis tsuas ua tsis tau zoo, tab sis kuj raug mob.
Thaum siv cov tshuaj hauv tsev, koj yuav tsum nco ntsoov qhov no. Lub npog ntsej muag yuav tsum tau ua nrog glycerin diluted nrog dej. Nws siv nyob rau hauv nws daim ntawv dawb huv tsuas yog tuaj yeem ua ncaj ncees nrog cov av noo txaus hauv chav (45% lossis ntau dua).
cov khoom muaj txiaj ntsig ntawm glycerin hauv cosmetology
Cov tshuaj no tau siv zoo hauv kev kho mob ntawm ntau yam kab mob dermatological raws li cov khoom siv emollient. Glycerin txhawb kev nkag mus sai ntawm cov tshuaj nquag ntawm kev npaj rau hauv dermis. Tias yog vim li cas nws thiaj li tau sau rau hauv kev kho mob nyuaj lossis suav nrogmuaj pes tsawg leeg ntawm ntau yam tshuaj. Cov ntaub ntawv tiv thaiv zaj duab xis nyob rau saum npoo ntawm daim tawv nqaij moistened, uas tsis tso cai rau cov kab mob, kab mob los yog plua plav mus rau hauv lub epidermis. Tsis tas li ntawd, glycerin muaj cov txiaj ntsig hauv qab no:
- nthuav tawm cov khoom stabilizer hauv cov tshuaj pleev hauv tsev, qhov ncauj qhov ntswg;
- txhawb nqa daim tawv nqaij rov ua dua tshiab thiab rov ua dua tshiab;
- yog tus ua kom cov txheej txheem metabolic;
- tshem tawm cov co toxins, ntau dua sebum thiab txhawb kev ntxuav ntawm daim tawv nqaij.
Glycerin tau ua tiav siv rau kev sib sib zog nqus ntawm cov chaw puas ntawm daim tawv nqaij. Piv txwv li, nrog cov kab nrib pleb ntawm lub luj tshib, pob taws, hauv caug. Raws li cov cawv qab zib no, cov tshuaj zawv plaub hau yog tsim rau cov plaub hau tsis muaj zog thiab lub cev qhuav dej.
Qhov tsis zoo ntawm glycerin ntawm daim tawv nqaij
Txhua yam tshuaj muaj peev xwm cuam tshuam rau tib neeg kev noj qab haus huv. Zaub glycerin ua rau mob tsuas yog thaum nws siv tsis raug. Qhov tsis zoo ntawm cov tshuaj pleev ib ce yooj yim no suav nrog:
- "kev txhoj puab heev" nrog cov tshuaj tsis raug thiab siv sijhawm ntev;
- nyob rau hauv nws daim ntawv ntshiab dries tawm ntawm daim tawv nqaij, ua rau poob ntawm noo noo;
- yuav cuam tshuam rau daim tawv nqaij rhiab thiab o;
- ntxuav melanin tawm ntawm daim tawv nqaij.
Nws tseem tsim nyog paub tias nws yuav tsum tsis txhob tov nrog silicone, vim qhov tshwm sim yog ib qho tshuaj lom thiab txaus ntshai.
Zaub glycerin hauv lub tsev muag tshuaj yog pheej yig, thiab yog li ntawddhau los ua kev kho mob nyiam rau cov poj niam hauv kev nrhiav cov tawv nqaij zoo nkauj. Thaum siv nws, kev saib xyuas yuav tsum tau ua kom cov khoom yog diluted nrog dej. Ua ib qho kev tsis haum tshuaj ua ntej siv rau thaj chaw loj.
zaub glycerin: ua mob thiab txiaj ntsig hauv zaub mov
Cov khoom ntawm qab zib cawv tau txais txiaj ntsig tsis yog los ntawm cosmetologists, tab sis los ntawm cov kws tshaj lij kev lag luam khoom noj. Glycerol, zoo dua lub npe hu ua E422 additive, yog siv los ua stabilizer, sweetener lossis thickener. Nws tuaj yeem pom nyob rau hauv yuav luag txhua lub ncuav qab zib, ncuav qab zib lossis khoom qab zib. Piv txwv li, E422 suav nrog qhov tseem ceeb hauv Bounty bar los tsim cov qauv muag muag. Lawv tuaj yeem khav ntawm "Bird's milk" lossis cov khoom xws li marmalade, toffee, marshmallows lossis marshmallows. Nyob rau hauv lawv, E422 ua raws li cov khoom tiv thaiv ya raws. Nws kuj tseem pom muaj nyob rau hauv cov dej cawv rau qhov muag ntawm lawv cov qauv, hauv pastries kom nws lub neej txee, hauv cov khoom siv mis nyuj, jams thiab jams.
Tau kawg, feem ntau ntawm cov tshuaj sau npe "E" hauv ib txoj kev lossis lwm qhov txaus ntshai rau tib neeg kev noj qab haus huv. Tib yam tsis tuaj yeem hais rau glycerin. Nws yog non-toxic thiab tsis muaj mutagenic, carcinogenic los yog lwm yam khoom muaj teeb meem. Txawm li cas los xij, nws tsis pom zoo kom siv nws hauv ntau qhov ntau. Nws tuaj yeem ua rau lub cev qhuav dej thiab ua rau cov hlab ntshav thiab lub raum tsis ua haujlwm.
Glycerin hauv lwm daim teb
Ntxiv rau kev siv hauv cosmetology thiab kev lag luam khoom noj, glycerol tau nquag siv hauv tshuaj. Raws li nws, lawv tawmlaxatives nyob rau hauv daim ntawv ntawm suppositories. Lawv kuj pab kho qhov quav fissures. Cov tshuaj glycerin yog siv los txo intracranial thiab ocular siab thiab txo cerebral edema.
Nrog rau kev tsim cov luam yeeb hluav taws xob, cov cawv qab zib tau dhau los ua cov khoom tseem ceeb hauv e-kua. Nws yog tsim nyog sau cia tias zaub glycerin xyaum tsis ua mob rau lub cev. Qhov tseem ceeb tshaj plaws yog saib xyuas cov koob tshuaj thiab tsis txhob sib xyaw nrog lwm cov tshuaj sib xyaw.
Glycerin yog ib qho khoom siv pheej yig rau kev kho mob dermatological thiab qee yam kab mob. Nws yog ib yam khoom muaj nyob rau hauv cov tshuaj pleev ib ce thiab cov tawv nqaij thiab plaub hau khoom. Nws feem ntau pom muaj nyob rau hauv cov zaub mov ua zaub mov ntxiv E422, tab sis tsis cuam tshuam rau tib neeg kev noj qab haus huv.
