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管式反应器连续制备颗粒状魔芋超强吸水剂
  • ISSN号:1001-9731
  • 期刊名称:功能材料
  • 时间:2013.9.9
  • 页码:2734-2738
  • 分类:TQ31[化学工程—高聚物工业]
  • 作者机构:[1]湖北工业大学生物工程学院,湖北武汉430068, [2]武汉力诚生物科技有限公司,湖北武汉430074
  • 相关基金:国家自然科学基金资助项目(31071520;31271832)
  • 相关项目:改性魔芋葡甘聚糖与大豆分离蛋白复合物的流变特性研究
中文摘要:

将各反应物溶液采用比例泵泵入管式反应器,反应一定时间后经压力喷射装置喷射形成液滴,液滴在被加热的连续相中进一步完成反应和干燥,实现连续制备颗粒状魔芋超强吸水剂。交联剂与KGM质量比为0.29,引发剂与KGM质量比为0.45,管道内径为4mm,管道长度为36m,流动反应时间为25min,管道加热温度为78℃,喷射压力为0.7MPa,连续相聚乙二醇600,温度为80℃时得到了吸纯水倍率为411g/g且平均粒径为1.65mm的球形颗粒状产品。

英文摘要:

The reactant solutions were pumped into tubular reactor by proportioning pumps. After reacting for a predetermine time in the reactor, the reaction solution was sprayed to form drops in the pressure injection de vice. And then, the drops completed the polymerization reaction and were dried in the continuous phase which was heated in advance. The KSAP granules were prepared in this way. The optimized products which give an absorbency of 411g/g and whose average diameter was 1.65mm were obtained by the following condition. The mass ratio of cross linker and initiator to KGM was 0.29 and 0.45, respectively. The inner diameter of the tu bular reactor was 4mm meanwhile the length of the reactor was 36m (reactive time was 25min). The reactor was heated to 78℃. The pressure offered by the pressure injection device was 0.7MPa. The continuous phase was polyethylene glycol-600(PEG-600). The temperature of the continuous phase was 80℃.

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期刊信息
  • 《功能材料》
  • 北大核心期刊(2011版)
  • 主管单位:重庆材料研究院
  • 主办单位:重庆材料研究院
  • 主编:黄伯云
  • 地址:重庆北碚区蔡家工业园嘉德大道8号
  • 邮编:400707
  • 邮箱:gnclwb@126.com
  • 电话:023-68264739
  • 国际标准刊号:ISSN:1001-9731
  • 国内统一刊号:ISSN:50-1099/TH
  • 邮发代号:78-6
  • 获奖情况:
  • 2008、2011年连续获中国精品科技期刊,2010获重庆市双十佳期刊
  • 国内外数据库收录:
  • 美国化学文摘(网络版),荷兰文摘与引文数据库,美国工程索引,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),英国英国皇家化学学会文摘,中国北大核心期刊(2000版)
  • 被引量:30166