广东化工
廣東化工
엄동화공
GUANGDONG CHEMICAL INDUSTRY
2012年
14期
3-4,95
,共3页
芦苇浆%纳米纤维素%微波辅助%响应面法
蘆葦漿%納米纖維素%微波輔助%響應麵法
호위장%납미섬유소%미파보조%향응면법
reed pulp%nanocrystalline cellulose%microwave-assisted%response surface methodology
采用响应面法优化微波辅助酸水解制备芦苇浆纳米纤维素工艺条件,结果表明纳米纤维素优化制备工艺条件为微波时间为10 min,反应温度为54.61℃,反应时间为3.02 h。优化条件下纳米纤维素得率平均为55.67%,与响应面法纳米纤维素得率预测值55.49%相接近。影响纳米纤维素得率的因素依次为微波时间、反应温度和反应时间。
採用響應麵法優化微波輔助痠水解製備蘆葦漿納米纖維素工藝條件,結果錶明納米纖維素優化製備工藝條件為微波時間為10 min,反應溫度為54.61℃,反應時間為3.02 h。優化條件下納米纖維素得率平均為55.67%,與響應麵法納米纖維素得率預測值55.49%相接近。影響納米纖維素得率的因素依次為微波時間、反應溫度和反應時間。
채용향응면법우화미파보조산수해제비호위장납미섬유소공예조건,결과표명납미섬유소우화제비공예조건위미파시간위10 min,반응온도위54.61℃,반응시간위3.02 h。우화조건하납미섬유소득솔평균위55.67%,여향응면법납미섬유소득솔예측치55.49%상접근。영향납미섬유소득솔적인소의차위미파시간、반응온도화반응시간。
Microwave-assisted acid hydrolysis preparation technological conditions of reed pulp nanocrystalline cellulose were optimized by response surface methodology.The results showed that optimization of nanocrystalline cellulose preparation technological conditions was 10 min of microwave time,54.61 ℃ of reaction temperature and 3.02 h of reaction time.Under optimization,nanocrystalline cellulose average yield was 55.67 %,which was closed to 55.49 % of response surface methodology predicted values.The influencing factors of nanocrystalline cellulose yield are followed by microwave time,reaction temperature and reaction time.
