Iwe unogona kuziva zvishoma nezve kojic acid, asi kojic acid inewo dzimwe nhengo dzemhuri, dzakadai sekojic dipalmitate. Kojic acid dipalmitate ndiyo inonyanya kufarirwa kojic acid whitening agent pamusika parizvino. Tisati taziva kojic acid dipalmitate, ngatitangei tidzidze nezveyakaitangira - "kojic acid".
Kojic Acidinogadzirwa nekuvirisa uye kucheneswa kweglucose kana sucrose pasi pechiito chekojise. Iyo yekuchena kwayo nzira ndeye inhibit basa re tyrosinase, inhibit basa reN-hydroxyindole acid (DHICA) oxidase, uye inovhara iyo polymerization ye dihydroxyindole (DHI). Iyo isingawanzo chena imwechete iyo inogona kuvharidzira akawanda enzymes panguva imwe chete.
Asi kojic acid ine chiedza, kupisa uye kusagadzikana kweion yesimbi, uye haisi nyore kutorwa neganda, saka kojic acid derivatives yakatanga. Vatsvaguri vakagadzira akawanda kojic asidhi kubva pakuvandudza mashandiro ekojic acid. Kojic asidhi inotorwa haingove neyakafanana nzira yekuchena sekojic acid, asi zvakare ine kuita kurinani pane kojic acid.
Mushure me esterification ne kojic acid, monoester yekojic acid inogona kuumbwa, uye diester inogonawo kuumbwa. Parizvino, iyo inonyanya kufarirwa yekojic acid whitening agent pamusika ndeye kojic acid dipalmitate (KAD), inova diesterified kubva kune kojic acid. Tsvagiridzo inoratidza kuti kuchena mhedzisiro yeKAD yakasanganiswa neglucosamine derivatives ichawedzera zvakanyanya.
Kuchengetedza kweganda kushanda kwekojic dipalmitate
1) Kuchena: Kojic acid dipalmitate inonyanya kushanda kupfuura kojic acid mukudzivisa basa re tyrosinase muganda, nokudaro kudzivisa kuumbwa kwe melanin, iyo inobatsira pakuchena kweganda uye sunscreen.
2) Kubvisa Freckle: Kojic acid dipalmitate inogona kuvandudza ganda pigmentation, uye inogona kurwisa zera makwapa, kutambanudza mavanga, freckles uye general pigmentation.
Dipalmitate cosmetic compounding guide
Kojic acid dipalmitateZvakaoma kuwedzera kune fomula uye zviri nyore kuumba crystal precipitation. Kuti ugadzirise dambudziko iri, zvinokurudzirwa kuwedzera isopropyl palmitate kana isopropyl myristate kuchikamu chemafuta chine kojic dipalmitate, kupisa chikamu cheoiri kusvika 80 ℃, bata kwemaminitsi mashanu kusvika kojic dipalmitate yanyungudika, wobva wawedzera chikamu chemafuta ku. chikamu chemvura, uye emulsify kwemaminitsi gumi. Kazhinji, iyo pH kukosha kwechigadzirwa chekupedzisira chakawanikwa inenge 5.0-8.0.
Iyo yakakurudzirwa dosage yekojic dipalmitate muzvizoro ndeye 1-5%; Wedzera 3-5% muzvigadzirwa zvekuchenesa.
Nguva yekutumira: Oct-21-2022