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題 名 | 不同蒸煮法對狼尾草脫除木質素反應動力之影響=The Effects of different Pulping Methods on the Kinetics of Delignification of Pennisetum |
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作 者 | 王耿昭; 黃家祥; | 書刊名 | 華岡工程學報 |
卷 期 | 17 2003.06[民92.06] |
頁 次 | 頁79-92 |
分類號 | 476.1 |
關鍵詞 | 狼尾草; 脫除木質素; Delignification; Pennisectum; |
語 文 | 中文(Chinese) |
中文摘要 | 本論文是有關於比較三種不同製漿法蒸煮狼尾草,對脫除木質素之動力的影響以作為製漿條件的參考。這三種製漿法分別是蘇打法、硫酸鹽法及鹼性亞硫酸鈉法。實驗結果發現狼尾草製漿的活化能約在10~22 Kcal/mole之間,鹼性亞硫酸鈉法最高-21.48 Kcal/mole,蘇打法次之-20.55 Kcal/mole,硫酸鹽法最低-12.8 Kcal/mole。對於H-factor而言,欲達到相同之卡巴值,蘇打法所需之H-facotr約為硫酸鹽法的2倍,鹼性亞硫酸鈉法則為硫酸鹽法的2.5~3倍。 |
英文摘要 | The purpose of this study is to find the effect of three different pulping methods on the delignification kinetics of pennisetum (napier grass). The three pulping methods are Soda, Kraft and Alkaline Sulfite pulping methods. Results from our study, show that the activation energy of each pulping method is between 10 and 20 Kcal/mole. The Alkaline Sulfite method has the highest activation energy-21.48 Kcal/mole, and the next is Soda method-20.55 Kcal/mole, while the Kraft method has the lowest activation energy-12.8 Kcal/mole. To get the same Kappa number, H-factor to be used for Soda method is about twice that of Kraft method, and H-factor required for Alkaline method is about 2.5 to 3 times of that of Kraft method. The results from this study can be used to determine the best pulping method and pulping conditions using pennisetum as pulping material. |
本系統中英文摘要資訊取自各篇刊載內容。