Cov tshuaj pleev ib ce tiv thaiv kev ua xua thiab kev ua xua rau daim tawv nqaij

Cov tshuaj pleev ib ce tiv thaiv kev ua xua thiabkev rhiab heev ntawm daim tawv nqaij

Vim tias cov yam ntxwv ntawm cov tawv nqaij rhiab heev, cov kab mob khaus khaus thiab cov kab mob ua xua, nws yog qhov tsim nyog los tsim cov khoom ntxuav, cov khoom noo noo, thiab txawm tias cov khoom tiv thaiv kev ua xua thiab tshuaj tiv thaiv kev khaus. Ua ntej tshaj plaws, cov khoom ntxuav ntsej muag yuav tsum sim siv cov tshuaj ntxuav uas tsis ua rau khaus, tsis muaj zog thiab muaj qhov cuam tshuam ntawm kev kov daim tawv nqaij. Yuav tsum txo qhov zaus ntawm kev siv, thiab kev ntxuav yuav tsum maj mam thaum siv, thiab lub sijhawm yuav tsum tsis txhob ntev dhau. Cov khoom noo noo yuav tsum tsom mus rau kev noo noo. Rau cov neeg siv khoom uas muaj cov tsos mob pom tseeb, lawv yuav tsum siv cov khoom tiv thaiv kev ua xua, tiv thaiv kev khaus thiab so kom txaus uas muaj txiaj ntsig zoo.
1. Cov Khoom Siv Ntxuav
Cov tshuaj ntxuav ua haujlwm los ntawm kev siv cov surfactants los txo qhov kev sib txhuam ntawm cov khoom tsis yog polar thiab dej, yog li tshem tawm cov av ntawm daim tawv nqaij. Cov tshuaj ntxuav niaj hnub no yog ua los ntawm kev sib xyaw ntawm cov roj thiab cov roj txiv ntoo, lossis cov roj fatty acids uas tau los ntawm cov khoom no, hauv qhov sib piv 4: 1. Cov tshuaj ntxuav nrog pH ntawm 9-10 yuav ua rau khaus rau cov neeg "ua xua" vim lawv cov alkalinity, thaum cov tshuaj ntxuav nrog pH ntawm 5.5-7 yog thawj qhov kev xaiv rau cov neeg "ua xua". Lub hauv paus ntsiab lus ntawm kev ntxuav rau cov neeg "ua xua" yog kom txo qis kev hloov pauv pH, daim tawv nqaij noj qab haus huv tuaj yeem coj nws cov pH rov qab mus rau 5.2-5.4 hauv ob peb feeb ntawm kev ntxuav, tab sis cov neeg "ua xua" cov pH tsis rov qab mus rau qhov qub sai sai. Yog li ntawd, cov tshuaj ntxuav nruab nrab lossis acidic zoo dua, uas ntseeg tau tias yuav sib npaug pH thiab tsim nyog rau daim tawv nqaij "ua xua".
2. Cov tshuaj pleev kom noo noo
Tom qab ntxuav koj lub ntsej muag tas, kev muab dej rau hauv koj lub ntsej muag yog ib qho tseem ceeb kom rov qab kho qhov "ua xua" ntawm daim tawv nqaij. Cov tshuaj pleev tsis kho qhov kev thaiv ntawm daim tawv nqaij, tab sis tsim ib puag ncig zoo tshaj plaws rau kev kho qhov kev thaiv ntawm daim tawv nqaij. Qhov no ua tiav nrog ob hom tshuaj: ib qho yog cov roj hauv dej uas muaj cov yam ntxwv dej thiab ib qho yog cov roj hauv roj uas muaj cov yam ntxwv dej. Cov tshuaj pleev roj hauv dej feem ntau sib dua thiab tsis nplua, thaum cov tshuaj pleev dej hauv roj feem ntau hnyav dua thiab nplua dua. Cov tshuaj pleev yooj yim ua haujlwm zoo tshaj plaws rau qhov liab ntawm lub ntsej muag vim tias tsis muaj cov tshuaj ua rau khaus me me xws li lactic acid, retinol, glycolic acid, thiab salicylic acid.
3. Cov khoom siv tiv thaiv kev ua xua thiab tshuaj tiv thaiv kev ua xua
Feem ntau hu ua "cov khoom tiv thaiv kev ua xua", nws yog hais txog qee cov khoom kho uas cov neeg uas muaj "kev ua xua" siv, suav nrog lawv cov kev saib xyuas thiab kev txhim kho txhua hnub, kev tiv thaiv kev khaus, kev txo qhov o thiab kev ua xua. Tam sim no, kev lag luam tshuaj pleev ib ce tau ua kev tshawb fawb ntau yam txog cov tshuaj tiv thaiv kev ua xua ntuj.
Cov tshuaj hauv qab no feem ntau lees paub hauv kev lag luam ua qee cov tshuaj nquag uas muaj cov khoom tiv thaiv kev ua xua thiab tiv thaiv kev khaus:
Hydroxytyrosol, proanthocyanidins, roj luam yeeb xiav (kho lub hlwb); echinacoside, fucoidan, tag nrho cov glucosides ntawm paeony, tshuaj yej polyphenols (kev txij nkawm qauv); trans-4-tert-butylcyclohexanol (analgesic thiab khaus); Paeonol glycosides, baicalen glycosides, tag nrho cov alkaloids ntawm Solanum (sterilization); Stachyose, acyl hav zoov aminobenzoic acid, quercetin (kev txwv ntawm kev o).
Raws li kev ntxuav thiab ua kom noo noo, lub tswv yim tseem ceeb rau kev tsim cov tshuaj tiv thaiv kev ua xua yog tsim kho dua tshiab daim tawv nqaij thiab tshem tawm cov yam tsis zoo.