Kev Ua Tshuaj Txhuam Plaub Hau Nrog Cov Tshuab Tsis Muaj Sulfate
Nyob rau xyoo tas los no, cov qauv kev saib xyuas plaub hau tau hloov mus rau cov khoom mos mos, tsis ua rau tawv taub hau khaus, thiab tsis ua rau khaus. Ib qho ntawm cov kev hloov tshiab uas tau tham txog ntau tshaj plaws yog cov tshuaj zawv plaub hau uas tsis muaj sulfate. Lo lus no hais txog cov tshuaj zawv plaub hau uas tsis siv cov tshuaj sulfate surfactants xws li Sodium Lauryl Sulfate (SLS) lossis Sodium Laureth Sulfate (SLES), uas tau yog cov khoom xyaw ntxuav tseem ceeb hauv cov tshuaj zawv plaub hau lag luam tau ntau xyoo lawm. Tsab xov xwm no tshawb nrhiav lub tswv yim, cov khoom xyaw, cov txheej txheem tsim khoom, thiab cov teeb meem ntawm kev tsim cov tshuaj zawv plaub hau uas tsis muaj sulfate uas tseem ntxuav tau zoo.
1. Vim li cas thiaj tsis txhob siv cov tshuaj sulfates?
Cov tshuaj sulfates yog cov tshuaj surfactants muaj zog heev uas ua tau zoo heev rau kev tshem tawm cov roj, av qias neeg, thiab cov khoom seem ntawm cov plaub hau thiab taub hau. Txawm li cas los xij, rau qee tus neeg, cov tshuaj sulfates tuaj yeem ua rau:
1. Tawv taub hau qhuav thiab khaus vim yog tshem tawm cov roj ntuj ntau dhau.
2. Cov plaub hau zoo li ntxhib vim tias cov roj lipid tiv thaiv raug txo qis.
3. Kev khaus ntawm daim tawv nqaij rhiab heev, tshwj xeeb tshaj yog rau cov neeg uas raug kev txom nyem los ntawm seborrheic dermatitis lossis eczema.
4. Cov xim plaub hau ploj sai sai, tshwj xeeb tshaj yog rau cov plaub hau uas muaj xim vim yog kev ntxuav hnyav dhau.
Vim li no, cov chaw tsim khoom siv pleev kom zoo nkauj tau pib tsim lwm cov surfactants uas mos dua tab sis tseem muab lub zog ntxuav txaus.
2. Cov Ntsiab Cai ntawm Kev Siv Tshuab Tsis Muaj Sulfate
Cov thev naus laus zis tsis muaj sulfate tsis yog txhais tau tias "tshem tawm SLS / SLES xwb." Qhov teeb meem tiag tiag yog hloov cov sulfates lub luag haujlwm: ntxuav, ua npuas, ua kom tshiab, thiab xyuas kom cov plaub hau tsis qhuav. Cov neeg tsim cov tshuaj feem ntau sib xyaw ntau yam surfactants uas tsis muaj sulfate los ua kom muaj kev sib npaug ntawm:
- Lub zog ntxuav
- Kev mos siab
- Kev ruaj khov ntawm viscosity
- Qhov zoo ntawm ua npuas ncauj
- Kev sib raug zoo nrog cov khoom xyaw conditioner
Cov tshuaj zawv plaub hau zoo uas tsis muaj sulfate feem ntau siv cov tshuaj surfactants anionic, amphoteric, thiab nonionic uas tsis muaj sulfate ua ke kom ua tau zoo ib yam li lossis ze li ntawm cov tshuaj zawv plaub hau uas muaj sulfate.
3. Kev Xaiv Cov Surfactants Los Hloov Sulfate
Nov yog qee cov khoom xyaw surfactant uas feem ntau siv rau hauv cov tshuaj zawv plaub hau tsis muaj sulfate:
a) Cov Tshuaj Surfactant Anionic Uas Tsis Yog Sulfate
– Sodium Lauroyl Sarcosinate: yog ib yam tshuaj ntxuav uas muaj zog heev, ua npuas dej zoo, mos dua li sulfate.
– Sodium C14-16 Olefin Sulfonate: muaj zog thiab ua npuas dej ntau, tab sis tuaj yeem hnov tias "nyuaj" yog tias tsis sib npaug - feem ntau siv rau kev ua kom pom tseeb me ntsis.
– Sodium Lauroyl Methyl Isethionate (SLMI): ua npuas mos heev, nplaum nplaum, siv dav hauv cov tshuaj zawv plaub hau zoo.
b) Cov Tshuaj Amphoteric Surfactants (Cov Tshuaj Sib Npaug thiab Cov Tshuaj Txo Kev Mob)
– Cocamidopropyl Betaine (CAPB): ua rau npuas dej ntau ntxiv, txo qhov khaus, thiab pab kom cov tawv nqaij nplaum.
– Coco Betaine: CAPB lwm txoj, cov yam ntxwv zoo sib xws.
c) Cov Tshuaj Surfactants Uas Tsis Yog Ionic (Ua Kom Mos Thiab Tswj Tau Qhov Ruaj Kho)
– Decyl Glucoside / Coco Glucoside: muab los ntawm qab zib thiab cawv rog, mos mos, tsim rau cov tawv nqaij rhiab heev (txawm hais tias cov ua npuas ncauj zoo li "sib dua").
- Qee cov tshuaj yaj uas tsis muaj PEG qee zaum raug xaiv los pab yaj cov tshuaj tsw qab/cov roj tseem ceeb.
Qhov tseem ceeb rau kev tsim cov tshuaj yog xaiv cov tshuaj sib xyaw ua ke. Ntau lub tuam txhab tsim khoom siv "kev sib xyaw ua ke ntawm cov tshuaj surfactant" kom tsis txhob cia siab rau ib qho tshuaj surfactant tseem ceeb.
4. Cov Cheebtsam Tseem Ceeb Uas Tsis Yog Cov Tshuaj Surfactants
Yuav kom ua rau cov tshuaj zawv plaub hau tsis muaj sulfate yooj yim siv thiab ua kom cov plaub hau zoo, cov khoom xyaw hauv qab no feem ntau ntxiv rau:
1. Cov tshuaj ua kom noo noo: xws li glycerin lossis propanediol los pab ua kom tawv taub hau noo noo.
2. Cov tshuaj pleev kom plaub hau zoo nkauj: piv txwv li polyquaternium-10, guar hydroxypropyltrimonium chloride, lossis cov khoom xyaw uas muaj silicone (hauv qee yam khoom) los txo cov plaub hau frizz.
3. Cov tshuaj rho tawm los ntawm cov nroj tsuag: aloe vera, tshuaj yej ntsuab, rosemary, lossis panthenol—ua haujlwm ntau dua li ntxiv thiab muaj txiaj ntsig zoo rau kev hnov.
4. Cov khoom ua kom tuab: xws li xanthan gum, hydroxyethylcellulose, lossis cov txheej txheem ua kom tuab raws li ntsev hauv qee cov kev sib xyaw ua ke ntawm surfactant.
5. Cov tshuaj tiv thaiv: phenoxyethanol, sodium benzoate, potassium sorbate, thiab lwm yam (kev xaiv nyob ntawm pH thiab cov lus thov khoom).
6. Tus tswj pH: citric acid los yog lactic acid kom ua tiav pH zoo tagnrho (feem ntau nyob ib puag ncig pH 4,5–6).
7. Tus neeg sawv cev chelating: disodium EDTA lossis lwm txoj hauv kev los khi cov hlau ions uas tuaj yeem cuam tshuam rau kev ruaj khov thiab kev xav ntawm cov plaub hau.
5. Cov Kauj Ruam ntawm Cov Txheej Txheem Tsim Tshuaj Zawv Plaub Hau Uas Tsis Muaj Sulfate
Feem ntau, cov txheej txheem tsim khoom hauv chav kuaj thiab lub Hoobkas ua raws li cov txheej txheem uas tswj kev ruaj khov thiab txo qis kev ua npuas ncauj ntau dhau thaum sib tov.
Theem 1: Kev Npaj Dej
Cov dej uas tsis muaj ionized raug ntxiv rau hauv lub tank sib tov. Yog tias siv cov tshuaj polymer thickener (piv txwv li, hydroxyethylcellulose), feem ntau nws yuav raug dispersed ua ntej kom tiv thaiv kev sib sau ua ke. Kev sib tov yog ua tiav ntawm qhov ceev nruab nrab.
Kauj Ruam 2: Ntxiv cov tshuaj humectants thiab cov khoom xyaw uas yaj hauv dej
Ntxiv Glycerin, panthenol, lossis lwm yam khoom xyaw uas yaj tau hauv dej. Nyob rau theem no, qhov kub thiab txias tuaj yeem khaws cia kom sov (kwv yees li 30–40°C) yog tias tsim nyog kom ua kom yaj sai dua, tab sis qhov no tsis tas li ntawd.
Kauj Ruam 3: Ntxiv ntawm Surfactant System
Cov tshuaj surfactant tseem ceeb raug ntxiv maj mam kom tsis txhob muaj npuas dej. Cov txheej txheem dav dav ntawm kev ntxiv yog:
1) cov tshuaj surfactants uas tsis yog sulfate anionic,
2) cov tshuaj amphoteric surfactants (piv txwv li CAPB),
3) cov tshuaj surfactants uas tsis yog ionic (piv txwv li glucosides).
Kev sib tov ua qeeb qeeb tab sis sib npaug zos kom txog thaum cov tshuaj sib xyaw ua ke.
Kauj Ruam 4: Kev Kho Kom Viscosity
Ib qho teeb meem nrog cov tshuaj zawv plaub hau uas tsis muaj sulfate yog qhov viscosity. Hauv cov tshuaj zawv plaub hau uas muaj sulfate, qhov viscosity feem ntau yooj yim nce los ntawm kev ntxiv ntsev (NaCl). Hauv cov tshuab uas tsis muaj sulfate, cov lus teb rau ntsev tuaj yeem txawv, ua rau cov polymer thickeners tseem ceeb dua. Cov neeg tsim cov qauv yuav ua qhov kev sim me me kom txog thaum tau txais qhov viscosity xav tau.
Kauj Ruam 5: Ntxiv Cov Tshuaj Pleev Xim, Chelator, thiab Cov Tshuaj Tiv Thaiv
Cov tshuaj kho kom zoo (piv txwv li, polyquaternium) raug ntxiv tom qab lub cev surfactant tau ruaj khov. Cov tshuaj chelating thiab cov tshuaj preservatives raug ntxiv raws li pH sib xws.
Kauj Ruam 6: Ntxiv Tshuaj Tsw Qab thiab Xim
Cov tshuaj tsw qab raug ntxiv rau qhov kub qis kom tiv thaiv cov ntxhiab tsw kom tsis txhob ploj mus. Yog tias siv, cov xim yuav tsum sib xws thiab ruaj khov ntawm cov khoom pH.
Kauj Ruam 7: Kev Kho pH Zaum Kawg thiab Kev Tshem Tawm Pa
Cov pH raug ntsuas thiab kho siv cov kua qaub (citric/lactic acid) lossis cov kua qaub (NaOH/aminomethyl propanol, yog tias tsim nyog). Tom qab ntawd, kev tshem tawm cov pa npuas (tshem tawm cov pa npuas) raug ua los ntawm kev sib xyaw qeeb qeeb lossis siv lub tshuab nqus tsev.
Kauj Ruam 8: Ntim Khoom
Cov khoom, uas ruaj khov, sib npaug, thiab ua tau raws li cov lus qhia, ces muab ntim rau hauv lub raj mis. Kev kuaj qhov xau, kev huv ntawm lub thawv, thiab kev sib xws ntawm cov khoom yog qhov tseem ceeb heev rau theem no.
6. Kev Ntsuas Zoo thiab Kev Ruaj Ntseg
Yuav kom cov tshuaj zawv plaub hau uas tsis muaj sulfate muag tau, muaj ntau qhov kev sim, suav nrog:
- Sim pH thiab viscosity ntawm ntau qhov kub thiab txias.
- Kev sim ruaj khov (kub siab, kub qis, lub voj voog khov-thaw).
- Kev kuaj mob microbiological kom paub tseeb tias cov tshuaj tiv thaiv ua haujlwm zoo.
- Kev ntsuam xyuas ua npuas ncauj thiab kev xav thaum siv (nplua, qhuav, yooj yim yaug).
– Sim lub ntim khoom seb puas sib haum kom paub tseeb tias tsis muaj kev hloov pauv ntawm xim, tsw, lossis viscosity vim muaj kev sib cuam tshuam nrog lub raj mis.
7. Cov Teeb Meem Feem Ntau Hauv Cov Qauv Uas Tsis Muaj Sulfate
Txawm hais tias cov tshuaj zawv plaub hau mos dua, tsis muaj sulfate muaj qee qhov teeb meem uas yuav tsum tau daws:
1. Qee cov tshuaj surfactant tsis tshua muaj npuas. Cov neeg siv khoom feem ntau xav tias npuas yog "huv," yog li ntawd kev qhia lossis kev ua kom zoo dua ntawm cov mis tshuaj yog qhov tseem ceeb.
2. Qee zaum qhov kev xav tias "tsis qhuav" kuj raug suav hais tias tsis huv, txawm tias nws yog ib qho cim qhia tias cov tshuaj zawv plaub hau mos dua.
3. Qhov viscosity nyuaj rau stabilize yam tsis muaj ib qho thickener tshwj xeeb.
4. Cov nqi khoom siv raw khoom kim dua vim tias qee cov tshuaj surfactants uas tsis yog sulfate kim dua.
5. Tej zaum yuav muaj cov khoom seem sib sau ua ke yog tias siv cov tshuaj pleev kom zoo ntau dhau yam tsis muaj cov tshuaj ntxuav kom huv.
Yog li ntawd, cov qauv zoo uas tsis muaj sulfate feem ntau dhau los ntawm ntau qhov kev sim hauv chav kuaj thiab kev sim siv.
8. Xaus Lus
Kev tsim cov tshuaj zawv plaub hau uas siv cov thev naus laus zis tsis muaj sulfate yog kev sib xyaw ua ke ntawm kev tshawb fawb txog kev tsim cov tshuaj, xaiv cov khoom xyaw kom raug, thiab ua kom zoo tshaj plaws ntawm cov txheej txheem tsim khoom. Lub hom phiaj tsis yog tsuas yog tshem tawm SLS / SLES xwb, tab sis yog los tsim cov khoom uas ua kom huv si zoo thaum tseem mos rau cov plaub hau thiab tawv taub hau. Los ntawm kev xaiv cov tshuaj surfactant sib xyaw, sib npaug cov tshuaj kho kom zoo, kho pH, thiab ua qhov kev sim ruaj khov, cov tshuaj zawv plaub hau tsis muaj sulfate tuaj yeem yog lwm txoj hauv kev zoo dua rau cov neeg siv khoom uas tab tom nrhiav kev saib xyuas plaub hau mos mos thiab niaj hnub dua.
Yog tias koj xav tau, kuv tuaj yeem txuas ntxiv nrog cov qauv piv txwv (feem pua ntawm cov khoom sib xyaw) rau cov tshuaj zawv plaub hau tsis muaj sulfate rau ntau lub hom phiaj sib txawv, xws li cov plaub hau roj, cov plaub hau pleev xim, lossis cov tawv taub hau rhiab heev.
