Lub luag haujlwm ntawm cetearyl cawv hauv tes cream

Tsis txhob cuam tshuam cov cawv ceteryl cawv nrog cawv los yog ethyl cawv, cov kua dej uas muaj nyob rau hauv tes cream thiab lwm yam khoom siv tawv nqaij uas tuaj yeem ua rau tawv nqaij qhuav. Cetearyl cawv yog ib yam khoom dawb, waxy uas muab ib qho kev ntxhib los mos thiab feem ntau siv rau hauv tes cream los ua kom tawv nqaij smoother. Nws tseem tuaj yeem pab muab cov khoom xyaw hauv cov tshuaj pleev ib ce rau hauv qhov sib tov ruaj khov.

Cetearyl cawv

Daim ntawv thov:

(1) Emollient
Cetearyl cawv yog thawj zaug siv los ua ib qho emollient hauv tes cream. Emollients ncaj qha moisturize ntawm daim tawv nqaij, ua rau tes cream smoother thiab yooj yim rau thov.

(2) Kev nkag siab zoo
Cetearyl cawv pab lwm cov khoom xyaw hauv cov tshuaj pleev ib ce nkag mus rau ntawm daim tawv nqaij yooj yim dua. Yog li ntawd, qee zaum nws yog hu ua "carrier" lossis nkag mus rau lwm cov khoom xyaw.

(3) Emulsifier
Cetearyl cawv kuj ua raws li emulsifier hauv tes cream. Emulsifiers tso cai rau ntau yam khoom xyaw hauv emulsion, xws li dej thiab roj, sib tov ua ke sib npaug thiab ruaj khov. Cov roj feem ntau tsis sib xws (lossis "tsis sib xyaw") nrog dej. Lawv cov khoom siv tshuaj tiv thaiv kev sib xyaw nrog thiab sib cais los ntawm dej, thiab lawv tsis tuaj yeem sib xyaw ua ke tshwj tsis yog tias lawv tau emulsified. Cetearyl cawv tiv thaiv kev sib cais ntawm dej thiab roj hauv tes cream los ntawm emulsifying nws. Emulsifiers kuj pab faib cov khoom sib npaug hauv cov tshuaj pleev ib ce, ua kom nws tuab dua thiab yooj yim dua.

Yam ntxwv:
Fatty alcohols xws li cetearyl cawv tshwm sim me me hauv cov nroj tsuag thiab tsiaj txhu. Cetearyl cawv yog qhov sib xyaw ua ke ntawm ob lwm yam roj cawv hauv txiv maj phaub thiab xibtes roj - cetyl cawv thiab steryl cawv. Cetearyl cawv kuj tseem tuaj yeem tsim cov khoom siv dag zog. Cetearyl cawv feem ntau yog xa mus rau cov tuam txhab tshuaj pleev ib ce hauv cov hnab loj ntawm cov granules lossis mos mos waxy crystals. Cov tshuaj nplaum tes thiab lwm yam khoom siv saib xyuas tus kheej sau tias "dawb cawv" feem ntau txhais tau tias tsis muaj ethyl cawv, tab sis lawv feem ntau muaj ceteryl cawv lossis lwm yam cawv muaj roj. (fatty alcohols).

Kev ruaj ntseg thiab kev tso cai:
Cosmetic Ingredients Review Expert Panel (tsim los ntawm cov kws tshaj lij hauv dermatology, toxicology, pharmacology thiab lwm yam kev kho mob) tau txheeb xyuas thiab ntsuas cov ntaub ntawv tshawb fawb thiab xaus lus tias cetearyl cawv muaj kev nyab xeeb rau kev siv tshuaj pleev ib ce.