Txhua tus paub txog cov txiaj ntsim ntawm fatty acids. Lawv muaj nyob, rau feem ntau ntawm cov tsiaj txhu, thiab coj los ua ke hauv qhov kev txiav txim ntawm tshwj xeeb cov enzymes. Stearic acid yog lub kheev muaj tshaj plaws thiab yog ib feem ntawm cov roj ntau, ob qho tib si rau khoom noj khoom haus thiab tshuaj pleev ib ce.
Cov khoom ntawm stearic acid
Yeej, cov khoom hauv lo lus nug yog siv ua ib qho ntuj ntim ntawm cov nqaij nyoos ntawm emulsions. Tsis tas li ntawd, lub acid muaj cov nram qab no thaj chaw:
- txhim kho cov khoom sib xyaw thiab cream;
- ua kom lub zog ntawm xab npus;
- stabilizes emulsion kua;
- cov ntaub ntawv thin film ntawm cov kab mob hauv cov epidermis;
- tsub kom cov kev tiv thaiv ntawm daim tawv nqaij rau cov teeb meem kub ntxhov;
- yuav pab tsim cov khoom sib xws ntawm cov khoom sib xyaw ua ke, xws li roj hmab thiab roj hmab;
- ua raws li ib tug softener nyob rau hauv qhuav ntawm lubricants.
Daim ntawv thov ntawm stearic acid nyob rau hauv cov tshuaj
Ua raws nraim li cov khoom siv saum toj no, nws yog siv los tsim tshuaj xws li lub qhov quav thiab qhov chaw mos, nrog rau kev npaj hauv zos hauv hom cream thiab tshuaj pleev.
Stearic acid muab kev ruaj ntseg ntawm emulsion raw cov ntaub ntawv thiab tso cai rau kom lub neej txee ntawm cov tshuaj, txij li thaum lub sij hawm lawv tsis cais rau hauv cov zauv. Tsis tas li ntawd, kev siv cov ntsiab lus piav qhia yuav pab kom lub cev nqus ntawm cov khoom xyaw ua rau hauv cov hnyuv membranes thiab tawv nqaij thaum lub sij hawm sib txig ua ke.
Stearic acid hauv tshuaj pleev ib ce
Cov dej khov kuj yog siv cov xab npum thiab tshuaj ntxuav tes, tshuaj zawv plaub hau, kua txiv hmab txiv ntoo, tshuaj pleev thiab cov kua pleev kom zoo nkauj. Tsis tas li ntawd, cov khoom no yog ib feem ntawm yuav luag txhua txhais tau rau tom qab thiab tom qab shaving, nyob rau hauv qhuav ntawm mem pleev di ncauj, di ncauj gloss , tonal cream thiab dej haus.
Cov concentration ntawm stearic acid hauv xab npum feem ntau yog nyob rau hauv cov kab kev 10-15%, tab sis nyob rau hauv qee hom, tshwj xeeb tshaj yog cov hom nyiaj txiag, tus nqi ntawm qhov txhaj tshuaj tivthaiv ncav cuag 25%. Nws siv kom zoo cia thiab foaming ntawm xab npum, tiv thaiv softening ntawm nplaim ntawm lub bar.
Stearic acid nyob rau hauv lub cream yog ib qho txaus luag. Raws li txoj cai, nws cov concentration hauv cosmetic tus neeg sawv cev yog los ntawm 2 mus rau 5%, hauv cov khoom cais, tshwj xeeb tshaj yog rau cov tawv nqaij qhuav thiab puas, cov nqi no yog 10%. Cov kev tivthaiv muaj qhov ua hauv qab no:
- tsaug moisturizes;
- nrog lwm cov tebchaw nourishes daim tawv nqaij;
- tsim ib zaj duab xis microscopic ntawm qhov chaw, tiv thaiv cov kab mob ntawm huab cua, kis tau tus mob khaub thuas, noo noo thiab hnub ci;
- tiv thaiv kev ntuav ntawm daim di ncauj;
- rov qab dej tshuav nyiaj li cas, tiv thaiv tsis tau dej los ntawm hlwb;
- pab kom tsis txhob nteg;
- tshem tus mob voos.
Ntxiv mus, stearic acid feem ntau muaj nyob rau hauv cov kab mob ntawm cov laus los tiv thaiv cov laus. Nws cov khoom moisturizing thiab nourishing pab
Ua mob ntawm stearic acid
Raws li qhia los ntawm ntau cov kev tshawb fawb, cov khoom uas xam pom yog qhov zoo tshaj ntawm fatty acids. Cov tshuaj no tsis muaj kev phiv, cov kev tsis zoo yuav tshwm sim tau yog tias nws noj ntau dhau heev lawm. Qhov tseeb yog tias stearic acid, txawm nyob rau hauv ib qho me me, yog ib feem ntawm cov roj ntau hauv cov khoom noj khoom haus, yog li ntawd, tswj kev hnyav thiab cov metabolism , koj yuav tsum tau txo cov roj tsawg.