2023學(xué)年完整公開(kāi)課版認(rèn)識(shí)甘油

Glycerin課前回顧與預(yù)習(xí)Task1甘油在化妝品配方中的作用是什么？發(fā)揮作用的原理是什么？其他具有類似作用的原料還有哪些？1PART1[Overview概述]2PART2[Safety安全性]1PART1[Overview概述]2PART2[Safety安全性]01PART1[Overview概述]CONTENT1[FullText全文閱讀]Glycerin(sometimescalledglycerol)isanaturallyoccurringalcoholcompoundfoundinallanimal,plant,andhumantissues,includingtheskinandblood.Glycerinusedincosmeticsandpersonalcareproductscanbeobtainedfromnaturalsources(e.g.,soybeans,cane,orcornsyrupsugar)ormanufacturedsynthetically.Thissyntheticformischemicallyidenticaltonaturally-occurringglycerinandthebodyhandlesboththesameway.Glycerinisusedsafelyinnumerouscosmeticsandpersonalcareproductssuchassoaps,toothpaste,shavingcream,andskin/haircareproductstoprovidesmoothnessandlubrication.Itisalsoawell-knownhumectantthatpreventsthelossofmoisturefromproductssotheydon’tdryoutasquickly.Otherreportedfunctionsforglycerinincludeuseasafragranceingredient,denaturant,hairconditioningagent,oralcareagent,skinconditioningagent—humectant,skinprotectant,oralhealthcaredrug,andviscositydecreasingagent.01PART1[Overview概述]CONTENT1[FullText全文閱讀]Accordingto2019datainU.S.FDA’sVoluntaryCosmeticRegistrationProgram(VCRP),glycerinisthethirdmostfrequentlyusedingredientincosmetics(afterwaterandfragrance).Itwasreportedtobeusedin23,366products.Thisincludesproductsforuseneartheeye,lipsticks,hairdyesandcolors,bathsoapsanddetergents,skincareproducts,suntanpreparations,andbabyproducts.AccordingtoasurveyconductedbythePersonalCareProductsCouncil(PCPC)in2014,glycerinwasusedatconcentrationsupto99.4%insomeskincleaningproducts.01PART1[Overview概述]Glycerin,Glycerol英/'ɡl?s?r?n/,/'gl?s?r?n/甘油，丙三醇CONTENT

2[KeyWords&Phrases重點(diǎn)單詞和短語(yǔ)]01PART1[Overview概述]ManufacturedSynthetically合成生產(chǎn)NaturalSources自然來(lái)源CONTENT

2[KeyWords&Phrases重點(diǎn)單詞和短語(yǔ)]NaturallyOccurring自然發(fā)生的，天然生成的01Lubrication/?lu?br??ke??n/n.潤(rùn)滑；潤(rùn)滑作用Smoothness/?smu?en?s/n.平滑；柔滑；平坦lubricationoil 潤(rùn)滑油lubricationpump 潤(rùn)滑泵PART1[Overview概述]CONTENT

2[KeyWords&Phrases重點(diǎn)單詞和短語(yǔ)]01Humectant/hju??mekt?nt/adj.濕潤(rùn)的；濕潤(rùn)劑的n.[助劑]濕潤(rùn)劑Moisture/?m??st??(r)/n.水分；濕度；潮濕；降雨量PART1[Overview概述]CONTENT

2[KeyWords&Phrases重點(diǎn)單詞和短語(yǔ)]01Fragrance/?fre?ɡr?ns/n.香味，芬芳Denaturant/di'net??r?nt/（使蛋白質(zhì)或其他生物化合物變性的）變性物質(zhì)；酒類變性劑denaturedalcohol 變性酒精starchdenaturant 淀粉改性劑PART1[Overview概述]CONTENT

2[KeyWords&Phrases重點(diǎn)單詞和短語(yǔ)]oralcareagent口腔護(hù)理劑oral/???r?l/口腔，口服，口頭的oralcare 口腔護(hù)理oralenglish英語(yǔ)口語(yǔ)oralmedicine口腔醫(yī)學(xué)；口服藥oralexamination口試oralhealthcaredrug口腔保健藥物01PART1[Overview概述]CONTENT

2[KeyWords&Phrases重點(diǎn)單詞和短語(yǔ)]suntan/?s?nt?n/n.曬黑；棕色；太陽(yáng)浴Suntanlotion 防曬油Suntancream

防曬霜suntanpreparations防曬產(chǎn)品concentration濃度MinimumInhibitoryconcentration(MIC)最低抑菌濃度alcoholconcentration酒精濃度highestconcentration 最高濃度attheconcentrationof1mg/mL01WordandPhrasesoapstoothpasteshavingcreamskin/haircareproducthairconditioningagentskinconditioningagentviscositydecreasingagent皮膚/頭發(fā)護(hù)理產(chǎn)品皮膚調(diào)節(jié)劑肥皂頭發(fā)調(diào)節(jié)劑牙膏降粘劑剃須膏PART1[Overview概述]CONTENT

2[KeyWords&Phrases重點(diǎn)單詞和短語(yǔ)]01WordandPhraseeyelipstickshairdyesandcolorsbathsoapsdetergentsskincareproductsbabyproductskincleaningproduct染發(fā)劑眼睛洗浴皂皮膚清潔產(chǎn)品嬰兒產(chǎn)品皮膚護(hù)理產(chǎn)品洗滌劑口紅PART1[Overview概述]CONTENT

2[KeyWords&Phrases重點(diǎn)單詞和短語(yǔ)]01TASK1[Glycerin]PART1[Overview]Glycerin(sometimescalledglycerol)

isanaturallyoccurringalcoholcompound[foundinallanimal,plant,andhumantissues,includingtheskinandblood].甘油是一種天然存在的醇類化合物，存在于所有動(dòng)物、植物和人體組織中，包括皮膚和血液。Glycerin[usedincosmeticsandpersonalcareproducts]canbeobtainedfromnaturalsources(e.g.,soybeans,cane,orcornsyrupsugar)ormanufacturedsynthetically.化妝品和個(gè)人護(hù)理產(chǎn)品中使用的甘油可以從天然來(lái)源(如大豆、甘蔗或玉米糖漿)或合成生產(chǎn)中獲得。Thissyntheticform

ischemicallyidenticaltonaturally-occurringglycerinandthebody

handlesboththesameway.這種合成形式與天然產(chǎn)生的甘油在化學(xué)結(jié)構(gòu)上是相同的，人體處理這兩種甘油的方式是相同的。tissue組織；blood血液；soybeans大豆；cane甘蔗；cornsyrupsugar玉米糖漿01TASK1[Glycerin]PART1[Overview]Glycerin

isusedsafelyinnumerouscosmeticsandpersonalcareproducts[suchassoaps,toothpaste,shavingcream,andskin/haircareproductstoprovidesmoothnessandlubrication].甘油被安全地用于許多化妝品和個(gè)人護(hù)理產(chǎn)品，如肥皂、牙膏、剃須膏和皮膚/頭發(fā)護(hù)理產(chǎn)品，以提供光滑絲感和潤(rùn)滑性。It

isalsoawell-knownhumectant[thatpreventsthelossofmoisturefromproducts]

sotheydon’tdryoutasquickly.它也是一種著名的保濕劑，可以防止產(chǎn)品中的水分流失，防止產(chǎn)品干得過(guò)快。Otherreportedfunctionsforglycerinincludeuse[asafragranceingredient,denaturant,hairconditioningagent,oralcareagent,skinconditioningagent—humectant,skinprotectant,oralhealthcaredrug,andviscositydecreasingagent].據(jù)報(bào)道甘油的其他功能包括作為芳香成分，變性劑，頭發(fā)調(diào)理劑，口腔護(hù)理劑，皮膚護(hù)理劑-保濕劑，護(hù)膚劑，口腔保健藥物和降粘劑。

numerous許多的，很多的01TASK1[Glycerin]PART1[Overview][Accordingto2019datainU.S.FDA’sVoluntaryCosmeticRegistrationProgram(VCRP),]glycerinisthethirdmostfrequentlyusedingredientincosmetics(afterwaterandfragrance).根據(jù)美國(guó)FDA自愿化妝品注冊(cè)項(xiàng)目(VCRP)的2019年數(shù)據(jù)，甘油是化妝品中使用頻率第三高的成分(僅次于水和香水)。Itwasreportedtobeusedin23,366products.據(jù)報(bào)道，它被用于23366種產(chǎn)品。This

includesproducts[foruseneartheeye,lipsticks,hairdyesandcolors,bathsoapsanddetergents,skincareproducts,suntanpreparations,andbabyproducts].這包括用在眼睛周邊的產(chǎn)品，口紅，染發(fā)劑，沐浴皂和洗滌劑，皮膚護(hù)理產(chǎn)品，防曬產(chǎn)品和嬰兒產(chǎn)品。VoluntaryCosmeticRegistrationProgram(VCRP)自愿化妝品注冊(cè)計(jì)劃；survey調(diào)查；PersonalCareProductsCouncil(PCPC)個(gè)人護(hù)理用品委員會(huì)01TASK1[Glycerin]PART1[Overview]序詞+最高級(jí)+可數(shù)名詞單數(shù)第幾最的thethirdmostfrequentlyusedingredient 第三常用的成分thesecondtalleststudent 第二高的學(xué)生Chinaisnowthethirdmost-popularcountryforinternationalstudents.中國(guó)現(xiàn)在是第三大最受國(guó)際學(xué)生歡迎的國(guó)家01TASK1[Glycerin]PART1[Overview][AccordingtoasurveyconductedbythePersonalCareProductsCouncil(PCPC)in2014,]glycerinwasusedatconcentrationsupto99.4%insomeskincleaningproducts.根據(jù)個(gè)人護(hù)理產(chǎn)品委員會(huì)(PCPC)2014年的一項(xiàng)調(diào)查，甘油在一些皮膚清潔產(chǎn)品中使用的濃度高達(dá)99.4%。VoluntaryCosmeticRegistrationProgram(VCRP)自愿化妝品注冊(cè)計(jì)劃；survey調(diào)查；PersonalCareProductsCouncil(PCPC)個(gè)人護(hù)理用品委員會(huì)1PART1[Overview概述]2PART2[Safety安全性]01PART1[Overview概述]CONTENT1[FullText全文閱讀]Scientificdatasupportingthesafetyofglycerinasusedincosmeticsandpersonalcareproductswasthoroughlyreviewedin2014bytheCosmeticIngredientReview(CIR)ExpertPanel.Basedontheavailableliteratureanddata,theExpertPanelconcludedglycerinissafeinthepresentpracticesofuseandconcentration(i.e.,upto79%inleave-onproducts,99%inrinse-offproducts).TheU.S.FoodandDrugAdministration(FDA)recognizesglycerinasgenerallyrecognizedassafe(GRAS)foritsuseinfoodpackaginganditisamultiple-purposeGRASfoodsubstancewhenusedinaccordancewithgoodmanufacturingpractices.GlycerinisonFDA’slistofapproveddirectandindirectfoodadditives.GlycerinislistedontheEU’sInventoryofCosmeticIngredients(CosIng)andisnotrestrictedinanyway,accordingtothegeneralprovisionsoftheCosmeticsRegulationoftheEuropeanUnion.GlycerinderivedfromrawmaterialsofanimaloriginmustcomplywithEuropeanUnionanimalby-productsregulations.01PART2[Safety]TASK1[Glycerin]upto79%inleave-onproducts 在駐留類產(chǎn)品中高達(dá)79%Shecancountuptoonehundred. 她能數(shù)到一百Ishallcountuptotenandthenwecanbegin. 我數(shù)到十然后我們就開(kāi)始。upto多達(dá)，高達(dá)01TASK1[Glycerin]PART2[Safety]generallyrecognizedassafe(GRAS)公認(rèn)無(wú)毒goodmanufacturingpractice(GMP)生產(chǎn)質(zhì)量管理規(guī)范InventoryofCosmeticIngredients(CosIng)化妝品成分清單animalby-productsregulations動(dòng)物副產(chǎn)品管理?xiàng)l例01PART2[Safety]TASK1[Glycerin]derivedfrom源自，衍生自derivedfromrawmaterialsofanimalorigin來(lái)源于動(dòng)物來(lái)源的原料ManyEnglishwordsarederivedfromLatinandGreekwords.許多英語(yǔ)詞是從拉丁詞和希臘詞派生而來(lái)的。XylitolasaproductwasfirstderivedfromBirchtrees.木糖醇/'za?l?t?l/作為一種產(chǎn)品最先是從樺樹(shù)上提取得到的。01PART2[Safety]TASK1[Glycerin]Scientificdata[supportingthesafetyofglycerinasusedincosmeticsandpersonalcareproducts]wasthoroughlyreviewed[in2014bytheCosmeticIngredientReview(CIR)ExpertPanel].2014年，化妝品成分審查(CIR)專家小組徹底審查了在化妝品和個(gè)人護(hù)理產(chǎn)品中安全使用甘油的科學(xué)數(shù)據(jù)。[Basedontheavailableliteratureanddata,]theExpertPanel

concludedglycerinissafe[inthepresentpracticesofuseandconcentration(i.e.,upto79%inleave-onproducts,99%inrinse-offproducts)].根據(jù)現(xiàn)有文獻(xiàn)和數(shù)據(jù)，專家小組得出結(jié)論，甘油在目前的使用和濃度中是安全的(在駐留類產(chǎn)品中高達(dá)79%，在淋洗類產(chǎn)品中高達(dá)99%)。thoroughly