茶多酚稀土la、ce、pr配合物的合成、表征及應(yīng)用性能研究

1、Y996347學(xué)校編號(hào)學(xué)號(hào)國(guó)書分類號(hào)一自g一福建師范大學(xué)碩士學(xué)位論文茶多酚稀土(La、Ce、Pr)配合物的合成、表征及應(yīng)用性能研究Synthesize，CharacterizationandApplicationofTeaPolephenols—RareEarthComplexes程慧青學(xué)科專業(yè)：疊縫登堂研究方向：亞撞直趕撾魁指導(dǎo)教師：匿庭坐熬握鯉商王申請(qǐng)學(xué)位級(jí)別：堡堂亟論文提交日期論文評(píng)聞人論文苷辯日期答辯委員會(huì)主席學(xué)位授予單位學(xué)位授

2、予日期2006年04月墊蛆皇蛆嬰盟至咀揖建畦攔墊盟里L(fēng)旦，福建師范大學(xué)程慧青碩士學(xué)位論文AbstractInthispapertheteapolyhenols—rareearth(TPRE)compoundsweresynthesizedandcharacterized，forthemore，theirapplicationswerestudiedTheresultindicatesthattheTP—REcompoundshavean

3、tibacteriaeffectwhichdecreasesobviouslyTheanti—oxygenationeffectofTP—REcompoundsisbeRerthanthatofteapolyphenols，Atfirst，theTPREcompoundsweresynthesizedinwatersolutionviapureteapolyhenols(TP)andRE(La，Ce，Pr)chlorideTheTP—R

4、EcompoundswerecharacterizedbyIR，UVVis，TEM，SEM，EDXandfluorescencespectrumectTheresultshowsthatTPligandswithRE”ionsthroughtheestercarbonylandphenolichydroxylTheUVVisspectrumofTPandTP—REaredifferentTheUV—VisregionofTP—REisw

5、iderthanTPwhichindicatesthebetterantioxidativeeffectThefluorescencespectrumsofallcompoundsaresimilarexceptTP—LacompoundThefluorescenceintensityofTP—REcompoundsisweakerthanthatofTPandRE(La，Ce，Pr)chlorideThesecond，TPwasext

6、ractedbymicrowaveTheoptimumconditionsgainedbytheorthogonaltestInorderteducethecost，theTPLacompoundwassynthesizeddirectlyusingTPextractcomingformabovementionedAccordingtoIR，UVVis，TEM，theproductspreparedfromdifferentTPares

7、imilarinstructureandpropertiesLDPEfilmandPUfilmwithTP—REorTPweremadeTheresultofweatheringexperimentshowsthattheantioxygenationeffectofLDPEandPUfilmwithTP—REisbeRerthanthatwithT‘pTheantibacteriafunctionofTPREandTPwasstudi

8、edbythemethodsofbacteriostaticcircleandturbidimetryTheresultsshowthatTP—REcaninhibitEcoliand＆aureusTheyevenshowthatthehigherconcentrationsofTP—RE，thebeaerantibacteriafunctionofTP—REnleirantibacteriaeffectsequenceis：11PTP