Shampoo yog ib yam khoom siv tu tus kheej siv los ntxuav tawv taub hau thiab plaub hau. Nws yog tsim los ntawm ntau yam khoom xyaw uas ua haujlwm ua ke los ntxuav thiab tu thiab tiv thaiv cov strands. Cov tshuaj zawv plaub hau uas muaj hydroxypropyl methylcellulose (HPMC) muaj ntau yam txiaj ntsig, suav nrog kev txhim kho viscosity, nce tawv nqaij, thiab txhim kho cov plaub hau. Hauv tsab xov xwm no, peb yuav tham txog cov khoom xyaw tseem ceeb ntawm HPMC tsuaj zawv plaub hau rau cov tshuaj ntxuav tes thiab lawv lub luag haujlwm hauv kev tsim.
dej
Dej yog cov khoom tseem ceeb hauv tshuaj zawv plaub hau. Nws ua raws li cov kuab tshuaj rau tag nrho lwm cov khoom xyaw, pab faib thiab yaj lawv tusyees thoob plaws hauv cov mis. Nws kuj tseem pab kom dilute surfactants thiab txo lawv qhov khaus rau ntawm tawv taub hau thiab plaub hau. Dej kuj tseem ceeb heev rau kev yaug cov tshuaj zawv plaub hau thiab ua kom koj cov plaub hau huv si thiab tshiab.
Surfactant
Surfactants yog cov tshuaj ntxuav tseem ceeb hauv cov tshuaj zawv plaub hau. Lawv yog lub luag haujlwm rau tshem tawm cov av, roj thiab lwm yam impurities ntawm cov plaub hau thiab tawv taub hau. Surfactants feem ntau muab faib raws li lawv cov nqi raws li anionic, cationic, amphoteric lossis nonionic. Anionic surfactants yog cov khoom xyaw feem ntau siv hauv cov tshuaj zawv plaub hau vim tias lawv muaj peev xwm tsim cov nplua nuj lather thiab tshem tawm cov roj thiab av. Txawm li cas los xij, lawv kuj tuaj yeem ua rau tawv taub hau thiab plaub hau, yog li lawv siv yuav tsum sib npaug nrog lwm cov khoom xyaw.
Piv txwv ntawm anionic surfactants feem ntau siv hauv cov tshuaj zawv plaub hau xws li sodium lauryl sulfate, sodium laureth sulfate thiab ammonium lauryl sulfate. Cationic surfactants, xws li cetyltrimethylammonium chloride thiab behenyltrimethylammonium chloride, yog siv los ua cov tshuaj txias hauv cov tshuaj zawv plaub hau. Lawv pab du cov plaub hau cuticle thiab txo qhov zoo li qub, ua rau cov plaub hau yooj yim rau zuag thiab zuag.
co-surfactant
Lub co-surfactant yog tus neeg saib xyuas thib ob uas pab txhim kho kev ua haujlwm ntawm thawj surfactant. Lawv feem ntau yog nonnionic thiab suav nrog cov khoom xyaw xws li cocamidopropyl betaine, decyl glucoside, thiab octyl / octyl glucoside. Co-surfactants kuj pab stabilize lub lather thiab txhim kho txoj kev xav ntawm cov tshuaj zawv plaub hau ntawm cov plaub hau.
txias
Conditioners yog siv los txhim kho cov kev ntxhib los mos thiab tswj cov plaub hau. Lawv kuj tuaj yeem pab tshem tawm cov plaub hau thiab txo qhov zoo li qub. Qee cov tshuaj kho mob uas nquag siv hauv cov tshuaj zawv plaub hau muaj xws li:
1. Silicone derivatives: Lawv tsim ib zaj duab xis tiv thaiv nyob ib ncig ntawm cov plaub hau ncej, ua rau cov plaub hau smoother thiab shinier. Piv txwv ntawm silicone derivatives siv hauv tshuaj zawv plaub hau muaj xws li polydimethylsiloxane thiab cyclopentasiloxane.
2. Cov protein: Cov no tuaj yeem pab txhawb cov plaub hau thiab txo kev tawg. Cov tshuaj tiv thaiv cov protein ntau hauv cov tshuaj zawv plaub hau suav nrog hydrolyzed nplej protein thiab hydrolyzed keratin.
3. Natural Oils: Lawv moisturize cov plaub hau thiab tawv taub hau thaum muab khoom noj thiab kev tiv thaiv. Piv txwv ntawm cov roj ntuj siv hauv cov tshuaj zawv plaub hau muaj xws li jojoba, argan thiab txiv maj phaub roj.
tuab
Thickeners yog siv los ua kom cov viscosity ntawm cov tshuaj zawv plaub hau, ua kom yooj yim dua rau cov plaub hau. Vim nws cov khoom thickening zoo heev thiab kev sib raug zoo nrog lwm cov khoom xyaw, HPMC feem ntau yog siv los ua cov thickener hauv cov tshuaj zawv plaub hau. Lwm cov thickeners feem ntau siv hauv cov tshuaj zawv plaub hau xws li carbomer, xanthan gum, thiab guar gum.
naj hoom
Ntxiv cov tshuaj tsw qab rau cov tshuaj zawv plaub hau muab cov ntxhiab tsw qab ntxiag thiab txhim kho cov neeg siv kev paub. Lawv kuj tuaj yeem pab npog qhov tsis hnov tsw ntawm lwm cov khoom xyaw. Cov tshuaj tsw qab tuaj yeem yog hluavtaws lossis ntuj thiab tuaj yeem muaj ntau yam ntxhiab tsw.
khaws cia
Cov tshuaj tua kab mob yog siv los tiv thaiv kev loj hlob ntawm cov kab mob, pwm thiab fungi hauv tshuaj zawv plaub hau. Lawv yog qhov tseem ceeb los xyuas kom meej tias cov khoom muaj kev nyab xeeb thiab muaj lub neej txee tsim nyog. Qee cov tshuaj tua kab mob feem ntau siv hauv cov tshuaj zawv plaub hau suav nrog phenoxyethanol, benzyl cawv, thiab sodium benzoate.
Hauv cov ntsiab lus, HPMC cov tshuaj zawv plaub hau rau cov tshuaj ntxuav tes muaj ntau cov khoom xyaw uas ua haujlwm ua ke kom huv thiab kho cov plaub hau. Cov khoom xyaw tseem ceeb muaj xws li dej, surfactants, co-surfactants, conditioners, thickeners, fragrances thiab preservatives. Thaum tsim kom raug, cov tshuaj zawv plaub hau uas muaj HPMC cov tshuaj ntxuav tes tuaj yeem muab kev ntxuav kom zoo thiab ua kom zoo thaum ua rau cov plaub hau thiab tawv taub hau.
Post lub sij hawm: Lub Xya hli ntuj-28-2023