化妆品用茶油精炼工艺及性能研究决赛版.doc

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化妆品用茶油精炼工艺及性能研究

林锷廖小霖许宝如叶海花潘敏仪

指导老师：吴雪辉

（华南农业大学食品学院广州510642）

摘要：以压榨毛茶油为原料，探讨了化妆品茶油的精炼方法与工艺条件，通过正交试验优化出化妆品茶油的最佳精炼工艺：采用低温酸化脱胶，柠檬酸用量04%加水量2%温度40℃时间2h；碱炼脱酸，碱液浓度16°Be碱炼初温40℃终温60℃碱炼时间20min；活性炭脱色，活性炭用量为2%控制油温60℃脱色时间25min。精炼后的化妆品茶油具有很好的紫外吸收能力和良好的保湿性能，较高的氧化稳定性，以及对细菌霉菌酵母菌具有良好的抑菌效果。其主要脂肪酸组成为棕榈酸999%硬脂酸17%油酸

关键词：精炼化妆品茶油脂肪酸组成紫外吸收作用保湿性能氧化稳定性抑菌作用

TheRefiningTechnicsandthePropertiesofCamelliaOilforCosmetics

LINELIAOXiaolinXUBaoruYEHaihuaPANMinyi

Advisor：WuXuehui

(CollegeofFoodScience,SouthChinaAgriculturalUniversity,Guangzhou,510642)

Abstract:Thepressedwoolcamelliaoilwastakenastherawmateritostudythethetechnicsfordegumming,deacidificationandbleachingforcamelliaoil,todiscussthepossibilityofcamelliaoilapplicationincosmetics,andtosetupasetofrefinementprocessingtechnologyforcosmeticoil,inordertoofferanewwayforthecamelliaoilutilizationTheconclusionsofthebestrefiningtechnicsofcamelliaoilforcosmeticswerebasedonsinglefactorexperimentsandorthogonalexperimentsTheoperationbylowtemperaturehydrationdegummingwasrefinedat40℃with2%waterand04%citricacidfor2hoursAndthetechnicsfordeacidificationwaswiththeconcentrationofNaOH16°Be,thebeginningtemperature40℃andthefinaltemperature60℃for20minunderstirringTherewashingprocesswasfollowedthedeacidificationinordertoremovetheresiduaryalkaliandsoapTheoperationwasby8%hotwaterat80℃,andthendryingat01MPa,80℃Thetechnicsbynormalpressureadsorptionbleachingwastodecolorat60℃with2%activeclayfor25minunderstirringinnormalpressureconditionAfterrefining,theoilhadhighabsorptivecapacityofUltraviolet，goodmoistureretention,highoxidativestability,

Keyword:Refining;Camelliaoilforcosmetics;Fattyacidcomposition;AbsorptiveofUltraviolet;Moistureretention;Oxidativestability;Antimicrobialactivity

茶油(又名山茶油，野山茶油，油茶籽油)是从山茶