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沙棘葉中黃酮類化合物的高效提取及分離純化研究碩士學(xué)位論文-展示頁

2025-07-07 15:46本頁面
  

【正文】 is double to the polyamide method, the optimal condition of polyamide were: sample injection concentration mg/mL, sample injection flow rate mL/min, elution concentration 60%, elution flow rate mL/min, eluant dosage double column volume.Key Words: seabuckthorn leaves。本文還建立了F8大孔吸附樹脂和聚酰胺分離純化沙棘葉中黃酮類化合物,通過對(duì)上樣濃度、上樣流速、洗脫劑濃度、洗脫劑流速和洗脫劑用量等工藝參數(shù)的分析,得到F8大孔吸附樹脂的分離純化效果好于聚酰胺,F(xiàn)8大孔吸附樹脂對(duì)沙棘葉中黃酮類化合物的最佳分離純化條件: mg/mL, mL/min,洗脫劑濃度100%, mL/min,洗脫劑用量2個(gè)柱體積,此條件下,%;聚酰胺的最優(yōu)純化條件: mL/min, mg/mL,洗脫劑濃度60%,洗脫劑流速0. 6 mL/min,%。在超聲波水解法提取沙棘葉中黃酮類化合物的最佳工藝條件建立過程中,選擇了乙醇濃度、鹽酸濃度、水解時(shí)間、水解溫度和料液比等因素進(jìn)行單因素試驗(yàn),并在單因素的基礎(chǔ)上,采用響應(yīng)面的分析方法,確定了沙棘葉中黃酮類化合物提取的最佳工藝條件:%, mol/L, min,溫度60℃,料液比1:20,該條件下,%;酶解法提取黃酮類化合物的最佳工藝條件為: U/mL,℃,酶解時(shí)間8 h,料液比1:25,此條件下,%。(保密的學(xué)位論文在解密后適用本授權(quán)書)學(xué)位論文作者簽名: 日期: 年 月 日導(dǎo) 師  簽 名: 日期: 年 月 日摘要摘 要本文以沙棘葉中黃酮類化合物為研究對(duì)象,利用超聲波水解法和酶解法提取沙棘葉中黃酮類化合物,并對(duì)超聲波水解法與酶解法提取的黃酮類化合物得率進(jìn)行比較,確定沙棘葉中黃酮類化合物提取的最佳工藝條件。   學(xué)位論文作者簽名:   日期: 年 月 日 學(xué)位論文版權(quán)使用授權(quán)書本學(xué)位論文作者完全了解學(xué)校有關(guān)保留、使用學(xué)位論文的規(guī)定,學(xué)校有權(quán)保留并向國家有關(guān)部門或機(jī)構(gòu)送交論文的復(fù)印件和磁盤,允許論文被查閱和借閱。據(jù)我所知,除了文中特別加以標(biāo)注和致謝的地方外,論文中不包含其他人已經(jīng)發(fā)表或撰寫過的研究成果,也不包含未獲得            (注:如沒有其他需要特別聲明的,本欄可空)或其他教育機(jī)構(gòu)的學(xué)位或證書使用過的材料。涉密論文按學(xué)校規(guī)定處理。作者簽名: 日期: 年 月 日學(xué)位論文版權(quán)使用授權(quán)書本學(xué)位論文作者完全了解學(xué)校有關(guān)保留、使用學(xué)位論文的規(guī)定,同意學(xué)校保留并向國家有關(guān)部門或機(jī)構(gòu)送交論文的復(fù)印件和電子版,允許論文被查閱和借閱。對(duì)本文的研究做出重要貢獻(xiàn)的個(gè)人和集體,均已在文中以明確方式標(biāo)明。學(xué) 位 論 文沙棘葉中黃酮類化合物的高效提取及分離純化研究 Classified Index: :Dissertation for the Master Degree in EngineeringSTUDY ON THE PROCESS OF HIGHEFFECTIVE EXTRACTION AND SEPARATION OF FLAVONOIDS FROM SEABUCKTHORN LEAVES 目錄學(xué)位論文原創(chuàng)性聲明本人鄭重聲明:所呈交的論文是本人在導(dǎo)師的指導(dǎo)下獨(dú)立進(jìn)行研究所取得的研究成果。除了文中特別加以標(biāo)注引用的內(nèi)容外,本論文不包含任何其他個(gè)人或集體已經(jīng)發(fā)表或撰寫的成果作品。本人完全意識(shí)到本聲明的法律后果由本人承擔(dān)。本人授權(quán)      大學(xué)可以將本學(xué)位論文的全部或部分內(nèi)容編入有關(guān)數(shù)據(jù)庫進(jìn)行檢索,可以采用影印、縮印或掃描等復(fù)制手段保存和匯編本學(xué)位論文。作者簽名: 日期: 年 月 日導(dǎo)師簽名: 日期: 年 月 日目 錄中文摘要 I英文摘要 III1 引言 4 沙棘概況 4 沙棘的生物特征 4 沙棘的分布 4 沙棘的藥理作用 4 4 4 抗衰老的作用 耐疲勞的作用 4 抗癌作用 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 甾體類化合物 4 4 4 4 4 4 42 材料與方法 4 試驗(yàn)材料 4 材料與試劑 4 主要儀器設(shè)備 4 試驗(yàn)方法 4 4 4 4 4 4 4 4 43 結(jié)果與分析 4 4 4 4 4 4 4 4 4 4(A)和水解時(shí)間(B)對(duì)沙棘葉黃酮類化合物得率(Y)的影響 4(A)和鹽酸濃度(C)對(duì)沙棘葉黃酮類化合物得率(Y)的影響 4(B)和鹽酸濃度(C)對(duì)沙棘葉黃酮類化合物得率(Y)的影響 4 4 4 4 4 4 4 4 4 4(A)和酶催化的pH(B)對(duì)沙棘葉黃酮類化合物得率(Y)的影響 4(A)和酶解溫度(C)對(duì)沙棘葉黃酮類化合物得率(Y)的影響 4(B)和酶解溫度(C)對(duì)沙棘葉黃酮類化合物得率(Y)的影響 4 4 4 F8大孔吸附樹脂的靜態(tài)吸附試驗(yàn) 4 4 4 F8大孔吸附樹脂動(dòng)態(tài)吸附和解吸附的研究 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 44 討論 4 4 4 4 4 4 4 45結(jié)論 4致 謝 4參考文獻(xiàn) 4攻讀碩士期間發(fā)表的學(xué)術(shù)論文 4vCONTENTSCONTENTSChinese Abstract IEnglish Abstract III1 Introduction 1 Overview of seabuckthorn 1 Biotic characteristic of seabuckthorn 1 Distribution of seabuckthorn 1 Pharmacological action of seabuckthorn 2 effect of disease of cardiovascular system 2 effect of immune system 2 effect of alimentary system 3 effect of antioxidation and antiaging 3 effect of hypoxiafast and defatigationfast 3 growth and development for child 3 effect of antitumor and antitumous 3 effect of respiratory apparatus 4 effect of antiinflammatory 4 of seabuckthorn 4 for foodstuff 4 for medicine 5 for cosmetic 5 for environmental protection 5 position of seabuckthorn 6 6 7 8 8 and amino acids 8 and organic acid 8 and fatty acid 8 pound of triterpene and steroid 9 overview of seabuckthorn 9 of flavanoid 9 and segregation of seabuckthorn 9 method of analyses for seabuckthorn 13 and significanc of research 13 of Research 142 Material and method 15 Test material 15 Material and agent 15 Main instruments 15 Test methods 16 technology of flavanoid from seabuckthorn leaves 16 of flavanoid from seabuckthorn leaves by ultrasonic wave hydrolization method 18 of flavanoid from seabuckthorn leaves by enzymolysis method 20 between ultrasonic waves hydrolysis and enzymolysis 21 test methods of segregating flavanoid by F8 macroporous adsorptive resins 21 test methods of segregating flavanoid by polyamide 23 analysis for exemplar by HPLC 25 between F8 macroporous adsorptive resins and polyamide 253 Result and analysis 27 result of singlefactor test of flavanoid from seabuckthorn leaves by ultrasonic waves hydrolysis 27 selection of extraction solvent 27 effect of concentration of alcohol on the total yield of flavonoid 27 effect of density of hydrochloric acid on the total yield of flavonoid 28 effect of hydrolytic time on the total yield of flavonoid 28 The effect of hydrolytic temperature on the total yield of flavonoid 29 effect of ratio of material and fluid on the total yield of flavonoid 30 experiment result of response surface of flavanoid from seabuckthorn leaves by ultrasonic waves hydrolysis 30 and analysis of regression equation 30 The effect of concentration of alcohol(A) and hydrolytic time(B) on the total yield(Y) of flavonoid 32 effect of concentration of alcohol(A) and density of hydrochloric acid(C) on the total yield(Y) of flavonoid 32 effect of hydrolytic time(B) and density of hydrochloric acid(C) on the total yield(Y) of flavonoid 33 atlas of exemplar at optima condition 34 result of singlefactor test of flavanoid from seabuckthorn leaves by enzymolysis method 34 effect of ratio of enzyme concentration on the total yield of flavonoid 34 effect of ratio of pH on the total yield of flavonoid 35 effect of ratio of temperature on the total yield of flavonoid 36 effect of ratio of time on the total yield of flavonoid 36 effect of ratio of material and fluid on the total yield of flavonoid 37 experiment result of response surface of flavanoid from seabuckthorn leaves by enzymolysis method 37 and analysi
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