南京师范大学学报(工程技术版)
南京師範大學學報(工程技術版)
남경사범대학학보(공정기술판)
JOURNAL OF NANJING NORMAL UNIVERSITY(ENGINEERING AND TECHNOLOGY)
2014年
2期
79-85
,共7页
冯璇%金邦荃%梁光鑫%李渊恒%魏新苗%权晓琴%刘春泉%李大婧
馮璇%金邦荃%樑光鑫%李淵恆%魏新苗%權曉琴%劉春泉%李大婧
풍선%금방전%량광흠%리연항%위신묘%권효금%류춘천%리대청
NaOH%前处理%响应面优化%果胶%玉米芯
NaOH%前處理%響應麵優化%果膠%玉米芯
NaOH%전처리%향응면우화%과효%옥미심
NaOH%pretreatment%response surface analysis%pectin%corncob
研究比较了5种化学试剂提取玉米芯果胶的效果,进行了梯度筛选和响应面工艺优化.结果表明,常温下2%NaOH降解玉米芯纤维和提取果胶效果最优,是降解玉米芯提取果胶的最适前处理试剂;经响应面优化,其最佳工艺组合是A3B2C1,即分别为2%NaOH、1∶27料液比、650 W×40 s微波功率和时间,Box-Behken模型适用(R2=0.9807,p<0.0001??);其玉米芯果胶最高得率达到12%以上,且含量达到36%以上.
研究比較瞭5種化學試劑提取玉米芯果膠的效果,進行瞭梯度篩選和響應麵工藝優化.結果錶明,常溫下2%NaOH降解玉米芯纖維和提取果膠效果最優,是降解玉米芯提取果膠的最適前處理試劑;經響應麵優化,其最佳工藝組閤是A3B2C1,即分彆為2%NaOH、1∶27料液比、650 W×40 s微波功率和時間,Box-Behken模型適用(R2=0.9807,p<0.0001??);其玉米芯果膠最高得率達到12%以上,且含量達到36%以上.
연구비교료5충화학시제제취옥미심과효적효과,진행료제도사선화향응면공예우화.결과표명,상온하2%NaOH강해옥미심섬유화제취과효효과최우,시강해옥미심제취과효적최괄전처리시제;경향응면우화,기최가공예조합시A3B2C1,즉분별위2%NaOH、1∶27료액비、650 W×40 s미파공솔화시간,Box-Behken모형괄용(R2=0.9807,p<0.0001??);기옥미심과효최고득솔체도12%이상,차함량체도36%이상.
This paper studies the effect of 5 solutions degrading corncob cellulose by gradient selecting and Box-Behnken response surface optimizing. The study shows that 2% NaOH can effectively degrade corncob cellulose and obtain solubility pectin and it’s the best reagent to degrade comcob. The optimum values of extraction are determined to be A3B2C1:2% NaOH concentration,27∶1 V∶W,650 W×40 s microwave,and the Box-Behnken model is applicative (R2=0. 980 7,p<0. 000 1??);The yield can reach to more than 12% and the content can reach to more than 36%.