Shampoo ke sehlahisoa se sebelisoang bophelong ba batho ba letsatsi le letsatsi ho tlosa litšila letlalong le moriring le ho boloka letlalo la hlooho le moriri li hloekile.Lisebelisoa tse ka sehloohong tsa shampoo ke li-surfactants (tse bitsoang li-surfactants), li-thickeners, li-conditioner, li-preservative, joalo-joalo. Ntho ea bohlokoa ka ho fetisisa ke li-surfactants.Mesebetsi ea li-surfactants ha e akarelletse feela ho hloekisa, ho phophoma, ho laola boitšoaro ba rheological, le bonolo ba letlalo, empa hape le ho bapala karolo ea bohlokoa ho cationic flocculation.Hobane polymer ea cationic e ka beoa moriring, ts'ebetso e amana haufi-ufi le ts'ebetso ea bokaholimo, mme ts'ebetso ea bokaholimo e boetse e thusa ho beoa ha likarolo tse ling tse molemo (tse kang silicone emulsion, anti-dandruff actives).Ho fetola sistimi ea surfactant kapa ho fetola maemo a electrolyte ho tla lula ho baka karabelo ea ketane ea litlamorao tsa polymer ho shampoo.
Ts'ebetso ea tafole ea 1.SLES
SLS e na le phello e ntle ea mongobo, e ka hlahisa foam e ngata, 'me e atisa ho hlahisa foam e khanyang.Leha ho le joalo, e na le tšebelisano e matla le liprotheine 'me e halefisa haholo letlalong, kahoo ha e sebelisoe hangata e le mosebetsi o ka sehloohong oa holim'a metsi.Sejo se ka sehloohong se sebetsang sa shampoos ke SLES.Ho hlakile hore phello ea adsorption ea SLES letlalong le moriring e tlase ho feta ea SLS e ts'oanang.Lihlahisoa tsa SLES tse nang le tekanyo e phahameng ea ethoxylation ha li na ho ba le phello ea adsorption.Ho phaella moo, foam ea SLES E na le botsitso bo botle le ho hanyetsa ka matla ho metsi a thata.Letlalo, haholo-holo lera la mucous, le mamella SLES ho feta SLS.Sodium laureth sulfate le ammonium laureth sulfate ke li-surfactants tse peli tse sebelisoang haholo 'marakeng tsa SLES.Lipatlisiso tse entsoeng ke Long Zhike le ba bang ba fumane hore laureth sulfate amine e na le viscosity e phahameng ea foam, botsitso bo botle ba foam, molumo o lekaneng oa foam, detergency e ntle, le moriri o bonolo ka mor'a ho hlatsoa, empa laureth sulfate ammonium letsoai la Ammonia khase e tla aroloa tlas'a maemo a alkaline, kahoo sodium laureth. sulfate, e hlokang tekanyo e pharaletseng ea pH, e sebelisoa haholo, empa e boetse e halefisa ho feta letsoai la ammonium.Palo ea SLES ethoxy units hangata e pakeng tsa 1 le 5 units.Keketso ea lihlopha tsa ethoxy e tla fokotsa mahloriso a bohlokoa a micelle (CMC) ea li-surfactants tsa sulfate.Ho fokotseha ho hoholo ha CMC ho etsahala ka mor'a ho eketsa sehlopha se le seng feela sa ethoxy, ha ka mor'a ho eketsa lihlopha tse 2 ho tse 4 tsa ethoxy, ho fokotseha ho tlaase haholo.Ha likarolo tsa ethoxy li ntse li eketseha, ho lumellana ha AES le letlalo hoa ntlafala, 'me hoo e ka bang ha ho na ho ruruha ha letlalo ho bonoang ho SLES e nang le likarolo tse ka bang 10 tsa ethoxy.Leha ho le joalo, ho kenyelletsoa ha lihlopha tsa ethoxy ho eketsa ho qhibiliha ha surfactant, e sitisang ho haha viscosity, kahoo ho leka-lekana ho lokela ho fumanoa.Li-shampoo tse ngata tsa khoebo li sebelisa SLES e nang le karolelano ea 1 ho isa ho 3 ethoxy units.
Ka bokhuts'oane, SLES e na le litšenyehelo tse tlase ho litlolo tsa shampoo.Hase feela hore e na le foam e ruileng, ho hanyetsa ka matla ho metsi a thata, ho bonolo ho teteaneng, 'me e na le flocculation e potlakileng ea cationic, kahoo e ntse e le eona e ka sehloohong ea surfactant ho li-shampoo tsa morao-rao.
2. Amino acid surfactants
Lilemong tsa morao tjena, kaha SLES e na le dioxane, bareki ba fetohetse lits'ebetsong tse bobebe tsa surfactant, joalo ka li-amino acid surfactant system, alkyl glycoside surfactant system, jj.
Amino acid surfactants haholo-holo arotsoe ka acyl glutamate, N-acyl sarcosinate, N-methylacyl taurate, joalo-joalo.
2.1 Acyl glutamate
Acyl glutamates e arotsoe ka letsoai la monosodium le letsoai la disodium.Tharollo ea metsi ea letsoai la monosodium e na le asiti, 'me tharollo e nang le metsi ea letsoai la disodium ke alkaline.Sistimi ea surfactant ea acyl glutamate e na le bokhoni bo nepahetseng ba ho phophoma, ho kolobisa le ho hlatsoa thepa, le ho hanyetsa metsi a thata ho feta kapa ho ts'oana le SLES.E bolokehile haholo, e ke ke ea baka ho teneha ha letlalo le matla, 'me e na le phototoxicity e tlase., ho halefa ha nako e le 'ngoe ho mucosa ea mahlo ho bonolo,' me ho halefisoa ke letlalo le lemetseng (karolo ea boima ba karolo ea 5%) e haufi le ea metsi.Acyl glutamate e emelang haholoanyane ke disodium cocoyl glutamate..Disodium cocoyl glutamate e entsoe ka asiti ea tlhaho e bolokehileng haholo ea kokonate le glutamic acid kamora acyl chloride.Li Qiang et al.e fumanoang ho "Lipatlisiso mabapi le Kopo ea Disodium Cocoyl Glutamate ka Li-Shampoos tsa Silicone-Free" tse eketsang disodium cocoyl glutamate tsamaisong ea SLES ho ka ntlafatsa bokhoni ba ho foaming ba tsamaiso le ho fokotsa matšoao a kang a SLES.Ho hlohlona ha shampoo.Ha ntlha ea ho hlapolla e ne e le makhetlo a 10, makhetlo a 20, makhetlo a 30 le makhetlo a 50, disodium cocoyl glutamate ha ea ka ea ama lebelo la flocculation le matla a tsamaiso.Ha ntlha ea dilution e le makhetlo a 70 kapa makhetlo a 100, phello ea flocculation e molemo, empa ho thatafala ho feta.Lebaka ke hore ho na le lihlopha tse peli tsa carboxyl ka har'a molek'hule ea disodium cocoyl glutamate, 'me sehlopha sa hlooho sa hydrophilic se amoheloa ho sebopeho.Sebaka se seholo se etsa hore ho be le paramethara e nyane ea bohlokoa ea ho paka, 'me sepakapaka se kopana habonolo ho ba sebopeho se chitja, se etsa hore ho be thata ho etsa li-micelles tse kang seboko, ho etsa hore ho be thata ho teteana.
2.2 N-acyl sarcosinate
N-acyl sarcosinate e na le phello ea ho kolobisa ho se nke lehlakore ho ea ho mefuta e fokolang ea asiti, e na le liphello tse matla tsa ho foaming le ho tsitsisa, 'me e na le mamello e phahameng bakeng sa metsi a thata le li-electrolyte.E emelang haholo ke sodium lauroyl sarcosinate..Sodium lauroyl sarcosinate e na le phello e ntle ea ho hloekisa.Ke mofuta oa anionic surfactant ea amino acid e lokiselitsoeng ho tsoa mehloling ea tlhaho ea lauric acid le sodium sarcosinate ka karabelo ea mehato e mene ea phthalization, condensation, acidification le sebopeho sa letsoai.moemeli.Ts'ebetso ea sodium lauroyl sarcosinate mabapi le ts'ebetso e phophomang, molumo oa foam le ts'ebetso ea defoaming e haufi le ea sodium laureth sulfate.Leha ho le joalo, tsamaisong ea shampoo e nang le polymer e tšoanang ea cationic, li-curve tsa flocculation tsa tse peli li teng.phapang e totobetseng.Mokhahlelong oa ho phophoma le ho hohla, shampoo ea tsamaiso ea amino acid e na le ho thella ho tlase ho feta mokhoa oa sulfate;mokhahlelong oa ho phunya, ha se feela ho thella ha metsi ho tlase hanyane, empa hape lebelo la ho hlatsoa ha shampoo ea amino acid le tlase ho feta la shampoo ea sulfate.Wang Kuan et al.e fumane hore tsamaiso ea metsoako ea sodium lauroyl sarcosinate le nonionic, anionic le zwitterionic surfactants.Ka ho fetola litekanyetso tse kang tekanyo ea surfactant le karo-karolelano, ho ile ha fumanoa hore bakeng sa litsamaiso tsa metsoako ea binary, palo e nyenyane ea alkyl glycosides e ka finyella synergistic thickening;ha e ntse e le lits'ebetsong tsa metsoako ea ternary, karo-karolelano e na le tšusumetso e kholo ho viscosity ea tsamaiso, eo har'a eona Motsoako oa sodium lauroyl sarcosinate, cocamidopropyl betaine le alkyl glycosides o ka finyella liphello tse molemo tsa ho itšepa.Sistimi ea amino acid surfactant e ka ithuta ho tsoa ho mofuta ona oa leano la ho tenya.
2.3 N-Methylacyltaurine
Lintho tsa 'mele le tsa lik'hemik'hale tsa N-methylacyl taurate li tšoana le tsa sodium alkyl sulfate e nang le bolelele bo lekanang ba ketane.E boetse e na le thepa e ntle ea ho phophoma 'me ha e amehe habonolo ke pH le bothata ba metsi.E na le thepa e ntle ea ho phophoma ka har'a mefuta e fokolang ea asiti, esita le metsing a thata, kahoo e na le mefuta e mengata ea tšebeliso ho feta alkyl sulfate, 'me ha e khathatse letlalo ho feta N-sodium lauroyl glutamate le sodium lauryl phosphate.Haufi le, e tlase haholo ho feta SLES, ke ntho e halefisang hanyane, e bobebe.E emelang haholo ke sodium methyl cocoyl taurate.Sodium methyl cocoyl taurate e thehiloe ka ho koaheloa ha li-acid tse tsoang ka tlhaho le sodium methyl taurate.Ke motsoako o akaretsang oa amino acid o nang le foam e nonneng le botsitso bo botle ba foam.Ha e le hantle ha e amehe ke pH le metsi.Phello e thata.Sodium methyl cocoyl taurate e na le phello e matla ea synergistic le li-amphoteric surfactants, haholo-holo li-amphoteric surfactants tsa mofuta oa betaine.Zheng Xiaomei et al.ho "Lipatlisiso mabapi le Ts'ebetso ea Ts'ebetso ea Li-Amino Acid Surfactants tse 'Nè ka Li-Shampoos" tse shebaneng le sodium cocoyl glutamate, sodium cocoyl alanate, sodium lauroyl sarcosinate, le sodium lauroyl aspartate.Ho ile ha etsoa boithuto ba papiso mabapi le ts'ebetso ea ts'ebeliso ea shampoo.Ho nka sodium laureth sulfate (SLES) e le tšupiso, ts'ebetso ea foaming, bokhoni ba ho hloekisa, ts'ebetso e teteaneng le ts'ebetso ea flocculation e ile ea buisanoa.Ka liteko, ho ile ha fihleloa qeto ea hore ts'ebetso e phophomang ea sodium cocoyl alanine le sodium lauroyl sarcosinate e molemo hanyenyane ho feta ea SLES;bokhoni ba ho hloekisa ba li-surfactants tse 'nè tsa amino acid bo na le phapang e fokolang,' me kaofela li molemo ho feta SLES;thickening Tshebetso ka kakaretso e tlase ho feta SLES.Ka ho eketsa motenya ho lokisa viscosity ea tsamaiso, viscosity ea sodium cocoyl alanine tsamaiso e ka eketsoa ho 1500 Pa · s, ha viscosity ea mekhoa e meng e meraro ea amino acid e ntse e le tlase ho feta 1000 Pa · s.Li-curve tsa flocculation curve tsa li-surfactants tse 'nè tsa amino acid li bonolo ho feta tsa SLES, e leng se bontšang hore shampoo ea amino acid e phalla butle, ha tsamaiso ea sulfate e phalla ka potlako.Ka bokhutšoanyane, ha u matlafatsa foromo ea shampoo ea amino acid, u ka nahana ka ho eketsa li-surfactants tsa nonionic ho eketsa mahloriso a micelle ka morero oa ho teteaneng.U ka eketsa li-thickeners tsa polymer joalo ka PEG-120 methylglucose dioleate.Ho phaella moo, , ho kopanya li-conditioner tse loketseng tsa cationic ho ntlafatsa combability e ntse e le bothata ba mofuta ona oa ho etsoa.
3. Nonionic alkyl glycoside surfactants
Ntle le li-amino acid surfactants, li-nonionic alkyl glycoside surfactants (APGs) li hohetse tlhokomelo e atileng lilemong tsa morao tjena ka lebaka la ho teneha ha tsona ho tlase, botsoalle ba tikoloho, le tšebelisano e ntle le letlalo.Ha li kopantsoe le li-surfactants tse kang mafura a joala a polyether sulfate (SLES), li-APG tse seng tsa ionic li fokotsa ho furalla ha electrostatic ea lihlopha tsa anionic tsa SLES, kahoo li etsa li-micelles tse kholo tse nang le sebopeho se kang molamu.Li-micelles tse joalo ha li na monyetla oa ho kenella ka har'a letlalo.Sena se fokotsa ho sebelisana le liprotheine tsa letlalo le ho teneha ho bakoang.Fu Yanling et al.e fumane hore SLES e ne e sebelisoa e le anionic surfactant, cocamidopropyl betaine le sodium lauroamphoacetate li ne li sebelisoa e le zwitterionic surfactants, le decyl glucoside le cocoyl glucoside li ne li sebelisoa e le li-nonionic surfactants.Li-agent tse sebetsang, ka mor'a ho hlahlojoa, li-anionic surfactants li na le thepa e ntle ka ho fetisisa ea ho foamisa, e lateloa ke li-surfactants tsa zwitterionic, 'me li-APG li na le thepa e mpe ka ho fetisisa ea ho phophoma;Li-shampoo tse nang le li-anionic surfactants joalo ka ha lintho tse ka sehloohong tse sebetsang ka holim'a metsi li na le flocculation e hlakileng, athe li-surfactants tsa zwitterionic le li-APG li na le thepa e mpe ka ho fetisisa ea ho phophoma.Ha ho flocculation e etsahetseng;mabapi le thepa ea ho kopanya moriri e rinsing le e metsi, taelo ea ho tloha ho e ntle ka ho fetisisa ho ea ho e mpe ka ho fetisisa ke: APGs > anions > zwitterionics, ha moriri o omme, thepa ea ho kopanya ea li-shampoo tse nang le anions le zwitterions kaha li-surfactants tse ka sehloohong li lekana., shampoo e nang le li-APG e le sehlahisoa se seholo se na le litšobotsi tse mpe ka ho fetisisa tsa ho kama;khoho embryo chorioallantoic lera teko bontša hore shampoo e nang le APGs e le surfactant ka sehloohong ke mildest, ha shampoo e le anions le zwitterions e le surfactants ka sehloohong ke bonolo ka ho fetisisa.hantle.Li-APG li na le CMC e tlase 'me ke lisebelisoa tse sebetsang hantle haholo bakeng sa letlalo le sebum lipids.Ka hona, li-APG li sebetsa e le tsona tse ka sehloohong tse etsang hore moriri o be o omme.Le hoja li le bonolo letlalong, li ka boela tsa ntša lipids le ho eketsa ho omella ha letlalo.Ka hona, ha u sebelisa li-APG joalo ka sehlahisoa se ka sehloohong, u lokela ho nahana ka hore na li tlosa lipids tsa letlalo hakae.Li-moisturizer tse loketseng li ka eketsoa ka foromo ho thibela dandruff.Bakeng sa ho omella, mongoli o boetse o nka hore e ka sebelisoa e le shampoo e laolang oli, bakeng sa ho bua feela.
Ka bokhuts'oane, moralo oa mantlha oa ts'ebetso ea bokaholimo ka liforomo tsa shampoo e ntse e laoloa ke ts'ebetso ea anionic surface, eo ha e le hantle e arotsoeng ka litsamaiso tse peli tse kholo.Taba ea pele, SLES e kopantsoe le li-surfactants tsa zwitterionic kapa li-non-ionic surfactants ho fokotsa ho teneha ha eona.Sistimi ena ea foromo e na le foam e ngata, e bonolo ho teteana, 'me e na le ho phalla ka potlako ha li-conditioner tsa oli tsa cationic le silicone le theko e tlase, ka hona e ntse e le mokhoa o ka sehloohong oa surfactant' marakeng.Taba ea bobeli, matsoai a anionic amino acid a kopantsoe le li-surfactants tsa zwitterionic ho eketsa ts'ebetso e phophomang, e leng sebaka se chesang nts'etsopele ea mmaraka.Mofuta ona oa sehlahisoa ha o bonolo ebile o na le foam e ngata.Leha ho le joalo, hobane motsoako oa letsoai oa amino acid o phalla butle-butle, moriri oa sehlahisoa sa mofuta ona o batla o omme..Li-APG tse seng tsa ionic li fetohile tataiso e ncha ntlafatsong ea shampoo ka lebaka la ho lumellana ha tsona hantle le letlalo.Bothata ba ho hlahisa mofuta ona oa foromo ke ho fumana li-surfactants tse sebetsang hantle haholoanyane ho eketsa bongata ba foam ea eona, le ho kenya li-moisturizer tse loketseng ho fokotsa tšusumetso ea li-APG holim'a hlooho.Maemo a omileng.
Nako ea poso: Dec-21-2023