xov xwm

I. Los ntawm Cov Tshuaj Lom Zem Mus Rau Qhov Ua Tau Zoo: Kev Sawv Ntawm Taurates Hauv Kev Saib Xyuas Tus Kheej

Kev lag luam saib xyuas tus kheej tab tom hloov pauv ntau heev. Cov neeg siv khoom tau kawm ntau dua li yav dhau los, tshuaj xyuas cov npe khoom xyaw rau cov sulfates, parabens, thiab cov tshuaj ntxuav hnyav. Qhov kev hloov pauv no tau ua rau muaj kev xav tau cov tshuaj ntxuav uas tsis hnyav, ruaj khov, tab sis muaj txiaj ntsig zoo. Nyob rau pem hauv ntej ntawm qhov kev txav mus los no yogSodium Methyl Cocoyl Taurate (SMCT), ib qho amino acid-based surfactant uas sai sai los ua tus qauv kub rau cov qauv zoo tshaj plaws.

Muab los ntawm cov roj txiv maj phaub ntuj thiab cov amino acid derivative N-methyltaurine, SMCT sawv cev rau qhov sib txawv ntawm cov surfactants ib txwm muaj xws li Sodium Lauryl Sulfate (SLS). Nws muab cov kev daws teeb meem zoo rau cov neeg tsim khoom uas tab tom nrhiav kev sib npaug ntawm kev ntxuav kom huv si nrog rau kev sib raug zoo ntawm daim tawv nqaij thiab plaub hau. Nws cov qauv molecular tshwj xeeb, uas muaj cov amino acid headgroup hydrophilic, pab txhawb rau nws qhov mos mos thiab ruaj khov, ua rau nws yog cov khoom xyaw ntau yam thoob plaws ntau yam pH.

Nrog rau qhov ntsuas ntawm Phau Ntawv ntawm 8, cov tshuaj no tau lees paub rau nws qhov kev nyab xeeb siab thiab kev lwj ntawm lub cev, ua raws li kev nyiam ntawm cov neeg siv khoom rau cov khoom siv zoo nkauj "ntsuab" thiab "huv". Tsab xov xwm no tshawb nrhiav ntau yam txiaj ntsig ntawmSodium Methyl Cocoyl Tauratethiab yog vim li cas nws thiaj yuav tsum yog lub hauv paus ntawm koj tiam tom ntej ntawm cov khoom siv saib xyuas tus kheej.

II. Kev Mos Mos thiab Kev Sib Haum Xeeb ntawm Daim Tawv Nqaij

Ib qho ntawm cov yam ntxwv tseem ceeb tshaj plaws ntawmSodium Methyl Cocoyl Taurateyog nws qhov kev mos mos tshwj xeeb. Tsis zoo li cov sulfates hnyav uas tuaj yeem rhuav tshem cov roj ntuj ntawm daim tawv nqaij thiab cuam tshuam cov dej noo,SMCTmuab kev paub ntxuav uas tsis hnyav heev. Pawg "cocoyl", uas yog los ntawm roj txiv maj phaub, ua ke nrog cov qauv taurate (amino acid), ua rau cov surfactant no muaj kev sib raug zoo rau daim tawv nqaij thiab plaub hau, txo qhov ua rau khaus.

Cov ntaub ntawv kev siv tshuab lees paub qhov kev ua kom khaus tsawg no. Kev tshawb fawb qhia tau tias SMCT muaj qhov ntsuas tshuaj lom siab heev (LD50 > 2000mg/kg hauv nas), thiab nws paub tias tsis hnyav dua li SLS. Qhov tseeb, nws feem ntau pom zoo rau cov tshuaj uas tsom mus rau cov tawv nqaij rhiab heev, suav nrog cov khoom siv rau menyuam yaus thiab cov tshuaj ntxuav ntsej muag, qhov twg nws ntxuav tau zoo yam tsis ua rau liab lossis qhuav. Nws txawm muaj peev xwm txo cov teebmeem khaus ntawm lwm cov tshuaj surfactants hauv cov tshuaj, txhim kho kev paub ntawm cov neeg siv khoom.

III. Kev Ua Npuas Ncauj Zoo Tshaj Plaws thiab Kev Paub Txog Kev Xav

Hauv ntiaj teb ntawm kev ntxuav, ua npuas dej yog qhov tseem ceeb rau cov neeg siv khoom txoj kev xav txog kev ua haujlwm zoo.Sodium Methyl Cocoyl Taurateua tau zoo heev hauv thaj chaw no, tsim kom muaj cov npuas nplua nuj, nplaum, thiab zoo nkauj uas sib tw nrog kev ua npuas dej ntawm cov sulfates zoo li SLES. Tus cwj pwm no tseem ceeb rau cov khoom xws li tshuaj zawv plaub hau, tshuaj ntxuav lub cev, thiab tshuaj ntxuav ntsej muag, qhov twg cov npuas dej ntom ntom thiab ruaj khov tsis yog tsuas yog pab ntxuav xwb tab sis kuj tsim kom muaj kev paub zoo dua.

Cov ua npuas ncauj uas SMCT tsim tawm tau paub txog nws qhov ruaj khov, tiv taus kev tawg sai txawm tias nyob hauv dej tawv. Qhov kev ua npuas ncauj zoo no, ua ke nrog nws qhov mos mos, tso cai rau cov neeg tsim khoom los tsim cov khoom "sulfate-free" uas tsis cuam tshuam rau cov npuas - qhov teeb meem feem ntau hauv cov khoom siv zoo nkauj ntsuab. Ntxiv mus, SMCT paub txog nws cov khoom yooj yim yaug tawm. Nws tsis tawm cov khoom seem hnyav, nplaum, lossis "squeaky" ntawm daim tawv nqaij lossis plaub hau, es tsis txhob muab qhov mos mos, du, thiab hydrated. Qhov txiaj ntsig sensory no yog qhov sib txawv tseem ceeb hauv kev lag luam kev saib xyuas tus kheej sib tw.

IV. Kev Yooj Yim thiab Kev Ruaj Ntseg ntawm Cov Qauv Dav Dav

Rau tus neeg sau ntawv,Sodium Methyl Cocoyl Taurateyog lub zog ntawm kev ua tau ntau yam. Nws qhia tau tias nws sib haum zoo heev nrog ntau hom surfactant, suav nrog anionic, nonionic, thiab amphoteric, muab kev ywj pheej rau cov neeg tsim cov tshuaj sib xyaw ua ke. Qhov kev sib haum xeeb no yog qhov tseem ceeb rau kev kho kom haum viscosity, texture, thiab kev ua tau zoo tag nrho.

Ntxiv mus, SMCT ruaj khov heev thoob plaws ntau yam pH, feem ntau ntawm pH 3 txog 11. Qhov kev ruaj khov no ua rau nws haum rau ntau yam khoom, los ntawm cov tshuaj ntxuav acidic exfoliating mus rau cov qauv tsis muaj zog lossis alkaline me ntsis. Cov qib siab heev xws li Geropon® TC Clear MB tau hloov pauv kev tuav, muab cov qauv kua dej ruaj khov, txias-ua tau uas ua rau kev tsim khoom yooj yim thiab tshem tawm qhov xav tau rau kev ua kom sov ua ntej uas xav tau los ntawm cov ntawv nplaum ib txwm muaj. Cov "ultra-low salt" versions (<0.5% NaCl) kuj txhim kho kev sib raug zoo nrog cov thickeners rhiab heev ntsev thiab cationic polymers, tiv thaiv kev tsis ruaj khov ntawm cov qauv thiab nag lossis daus.

V. Kev Ruaj Ntseg thiab Ib Daim Ntawv Qhia "Ntsuab"

Cov neeg siv khoom niaj hnub no tsis yog tsuas yog txhawj xeeb txog yam khoom ua rau lawv xwb, tab sis kuj txhawj xeeb txog nws qhov cuam tshuam rau lub ntiaj teb.Sodium Methyl Cocoyl Tauratemuaj kev ruaj khov zoo. Nws yog tsim los ntawm cov khoom siv rov ua dua tshiab, cov khoom siv ntuj tsim - roj txiv maj phaub thiab cov amino acids - thiab yooj yim lwj. Qhov no tso nws ua cov khoom xyaw zoo tagnrho rau cov hom lag luam uas tab tom nrhiav kev txo lawv cov teeb meem ib puag ncig yam tsis muaj kev cuam tshuam kev ua tau zoo. Qhov ntsuas "Book index" ntawm 8 ntxiv qhia txog nws txoj kev nyab xeeb thiab cov ntaub ntawv pov thawj zoo rau ib puag ncig, muab rau cov neeg siv khoom nrog ib txheej ntxiv ntawm kev ntseeg siab rau cov khoom lag luam.

Thaum kev lag luam tsiv tawm ntawm cov khoom xyaw uas ua los ntawm roj av thiab cov khoom xyaw uas tsis lwj tau, kev siv cov khoom siv uas ua rau ib puag ncig zoo, thiab muaj txiaj ntsig zoo li SMCT tsis yog ib qho kev hloov pauv xwb tab sis yog qhov tsim nyog.

VI. Cov Tsav Tsheb Lag Luam thiab Kev Pom Zoo ntawm Daim Ntawv Thov

Kev nthuav dav ntawm kev lag luam thoob ntiaj teb kev zoo nkauj huv si tab tom qhib ntau lub sijhawm rau kev thovSodium Methyl Cocoyl TaurateHauv kev saib xyuas menyuam yaus zoo tshaj plaws, nws qhov mos mos ua rau nws yog ib qho khoom xyaw tseem ceeb hauv cov tshuaj zawv plaub hau rau menyuam yaus thiab cov tshuaj ntxuav lub cev, ua tau raws li cov niam txiv xav tau kev nyab xeeb. Hauv cov tawv nqaij rhiab heev thiab cov kws tshaj lij dermocosmetics, nws siv dav hauv cov tshuaj ntxuav ntsej muag thiab cov tshuaj tshem tawm pleev, ua kom huv si thaum tswj kev tiv thaiv tawv nqaij - tus qauv uas cov kws kho mob tawv nqaij pom zoo.

Tib lub sijhawm ntawd, thaum lub tswv yim ntawm "kev saib xyuas lub taub hau" txuas ntxiv mus, cov tshuaj zawv plaub hau zoo tshaj plaws tau hloov pauv ntawm cov sulfates mus rau kev siv cov tshuaj surfactant uas ua los ntawm amino acid.SMCT, nrog nws cov qauv ua npuas ncauj zoo tshaj plaws thiab kev paub ntxuav tawm uas ua rau cov plaub hau huv si tab sis tsis tau raug tshem tawm, tau dhau los ua qhov kev xaiv zoo tshaj plaws hauv kev lag luam loj hlob no. Saib rau pem hauv ntej, kev sib xyaw cov thev naus laus zis raws liSMCTxav tias yuav loj hlob ntxiv mus rau hauv kev ntxuav lub ntsej muag, ntxuav lub cev, tshuaj zawv plaub hau, thiab txawm tias cov khoom siv tu qhov ncauj, tsav tag nrho kev lag luam tu tus kheej mus rau yav tom ntej uas mos muag thiab ruaj khov dua.