Cov ntaub ntawv tseem ceeb ntawm kojic acid
Pure kojic acid hmoovyog ib yam khoom fermented los ntawm Aspergillus thiab yog ib qho tshwj xeeb melanin inhibitor. Nws txoj hauv kev ua haujlwm yog hloov cov qauv peb sab ntawm tyrosinase, tiv thaiv kev ua haujlwm ntawm tyrosinase, thiab tiv thaiv kev tsim cov melanin.
Kojic acid, tseem hu ua kojic acid, yog ib qho khoom ua kom dawb huv zoo heev, thiab nws cov kev ua kom dawb tuaj yeem tiv thaiv tyrosinase zoo dua li lwm yam kev ua kom dawb. Nws nkag mus rau hauv cov hlwb interstitial, uas tuaj yeem khaws dej thiab ua kom tawv nqaij elasticity. Tam sim no, nws tau raug tsim los rau hauv ntau yam tshuaj pleev ib ce thiab tuaj yeem ua rau cov khoom siv dawb rau cov tawv nqaij xws li freckles, hnub nyoog me ntsis, thiab pob txuv.
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Extraction thiab purification ntawm kojic acid
1. Kojic acid ua ke nrog divalent hlau ions los tsim insoluble hlau chelates, uas yuav siv tau thaum lub sij hawm extraction.
2. Txawm hais tias kojic acid tuaj yeem yaj hauv dej, nws cov solubility tsis tseem ceeb. Txij li thaum qhov kub thiab txias muaj qhov cuam tshuam tseem ceeb ntawm nws cov solubility, nws tuaj yeem crystallized los ntawm txias thaum lub sij hawm concentration.
3. Nws tuaj yeem siv ua hlau reagent. Thaum kojic acid yog siv nyob rau hauv lub stainless hlau fermentation tank, nws fermentation broth yuav reddish-xim av. Vim yog cov cuab yeej no, nws kuj cuam tshuam rau kev rho tawm thiab ua kom zoo dua.
4. Dab tsi yog txoj hauv kev rau extract kojic acid los ntawm fermentation broth? Muaj cov txheej txheem dej ntsev tooj liab, ethyl acetate extraction txoj kev, ether nruam extraction txoj kev, concentration crystallization los yog khov crystallization txoj kev, thiab lwm yam.
Kojic acid puas tuaj yeem siv thaum nruab hnub?
Kojic acid yog qhov zoo tshaj plaws tsis siv thaum nruab hnub.
Kojic acid yuav plam nws cov khoom xyaw nquag hauv lub teeb hnyav lossis ib puag ncig acidic heev. Yog li ntawd, cov khoom siv tshuaj pleev ib ce uas muaj kojic acid yog qhov zoo tshaj plaws siv thaum hmo ntuj, thiab tsis txhob siv lawv ua ke nrog salicylic acid, txiv hmab txiv ntoo acid, thiab high-concentration VC.
Cov txiaj ntsig ntawm kojic acid rau daim tawv nqaij
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1. Siv dav hauv cov tshuaj pleev ib ce, thiab tuaj yeem muab ntxiv rau cov khoom siv nrog kev ua haujlwm xws li kev tu tawv nqaij, emollient, whitening, brightening, tshuaj pleev thaiv hnub, freckle tshem tawm, thiab lwm yam yuav tsum tau ua rau hauv cream, tshuaj pleev ib ce, tshuaj pleev ib ce, mos zaj duab xis hmoov, av nplaum nplaum, hmoov ncuav mog qab zib, thiab lwm yam khoom Siv, tus nqi ntxiv hauv cov mis yog 0.5 rau 2.0 feem pua .
2. Nws muaj cov nyhuv whitening thiab beautifying, thiab muaj peev xwm inhibit qhov kev ua ntawm pashminas.
3. Nws tuaj yeem muab ntxiv rau cov tshuaj pleev ib ce thiab siv los ua cov tshuaj tua kab mob.
4. Pure kojic acid hmoovtuaj yeem siv rau hauv cov khoom siv plaub hau thiab tuaj yeem siv los ua cov tshuaj tiv thaiv dandruff.
5. Dilute qhov chaw ntawm daim tawv nqaij thiab muaj kev cuam tshuam tseem ceeb ntawm daim tawv nqaij pigmentation. Qhov ntau npaum li cas hauv cov tshuaj pleev ib ce feem ntau yog 1-2.5 feem pua .
6. Nws tuaj yeem tswj cov av noo hauv daim tawv nqaij, txo cov tiam ntawm daim tawv nqaij wrinkles, thiab ua kom cov tawv nqaij du.
7. Nws muaj cov tshuaj pleev thaiv hnub, tuaj yeem nqus tau cov kab hluav taws xob ultraviolet, thiab tuaj yeem siv rau ntau yam khoom siv tshuaj pleev thaiv hnub.
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Stability ntawm Kojic Acid
1. Kojic acid muaj cov yam ntxwv ntawm kev ntshai ntawm lub teeb thiab kub. Nyob rau hauv qhov chaw no, cov khoom yog yooj yim decomposed thiab oxidized.
2. Cov khoom yuav tsum tau ua nyob rau hauv ib puag ncig nrog tus nqi pH ntawm 4. Yog tias tus nqi pH siab tshaj 5, nws yog qhov ua rau oxidative deterioration.
3. Yog tias koj siv cov khoom uas muaj kojic acid thaum nruab hnub, koj yuav tsum tau siv tshuaj pleev thaiv hnub.
4. Yog tias cov khoom siv tsis siv lub sijhawm ntev, nws yuav tsum tau muab tso rau hauv lub tub yees, uas tuaj yeem ua kom ntev lub txee lub neej ntawm kojic acid.
Yuav tiv tauj peb li cas?
Peb lub tuam txhab yog cov kws tshaj lij cov khoom lag luam nrog ntau yam khoom zoo, xws li cov khoom siv cog, txiv hmab txiv ntoo thiab zaub hmoov, tshuaj pleev ib ce, ntsiav tshuaj candies, thiab lwm yam. Peb txhua tus muag cov khoom no, thiab tam sim no peb lub tuam txhab muagntshiab kojic acid hmoov; Yog tias koj txaus siab rau cov khoom no, koj tuaj yeem sab laj nrog peb.
Koj tuaj yeem tiv tauj peb tus thawj tswj hwm tus account los ntawm lub vev xaib thoob ntiaj teb lossis email, peb tus email ua haujlwm yogella.zhang@huilinbio-tech.com ib, thiab koj tuaj yeem tiv tauj peb los ntawm Fengze Science thiab Technology Park B, No. 170 West Street, Yanta District, Xi'an City, Shaanxi Province Block 706, saib lub Hoobkas ntawm qhov chaw.