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申 请 号:CN201810679771
专利名称:一种含联吡啶基两性双子季铵盐抗泥剂及其制备方法及应用
专利权人:陕西科技大学
交易方式:协议
参考价格: 面议
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名称: | 一种含联吡啶基两性双子季铵盐抗泥剂及其制备方法及应用 |
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申请号: | CN201810679771 |
申请日期: | 2018-06-27 |
申请人: | 陕西科技大学 |
发明人: | 张策; 王爽; 张光华; 张万斌 |
地址: | 710021 陕西省西安市未央区大学园区陕西科技大学 |
主分类号: | C07D213/22 |
分类号: | C07D213/22; C04B24/12 |
主权项: | |
摘要: | 一种含联吡啶基两性双子季铵盐抗泥剂的制备方法,此类抗泥剂的结构特点是在4, 4‑联吡啶的两端通过季铵化反应连接两个对称的阴离子,该抗泥剂的制备方法为:以4, 4‑联吡啶和氯乙酸钠为原料,溶于有机溶剂后,在60‑75℃的条件下,经季铵化反应制备而得,这类抗泥剂的制备方法涉及的原料廉价易得,反应条件温和,合成步骤简单,后处理容易,与聚羧酸类减水剂复配可以提高水泥抗泥性能,且与聚羧酸减水剂具有良好的相容性,在蒙脱土含量为1%时,抗泥剂掺量为0.1‰,将其与聚羧酸减水剂复配,水泥初始净浆流动度达到285mm, 比不复配之前提高了35mm,2h时水泥净浆流动度为270mm, 损失率为6.3%。抗泥时间长, 稳定性好,制备工艺简单,安全环保,适用于大规模应用。 |
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2018-11-16 | 公开 | js/timeglider/js/timeglider/icons/verticalLineGray.png | 50 | |||||
2018-12-11 | 实质审查的生效 | js/timeglider/js/timeglider/icons/verticalLineGray.png | 50 |
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#1 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/Application/Home/Controller/PraiseController.class.php(56): Yar_Client->theme_bar('get_bar_id', Array)
#2 [internal function]: Home\Controller\PraiseController->get_bar_id_by_from_id()
#3 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/ThinkPHP/Library/Think/App.class.php(173): ReflectionMethod->invoke(Object(Home\Controller\PraiseController))
#4 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/ThinkPHP/Library/Think/App.class.php(110): Think\App::invokeAction(Object(Home\Controller\PraiseController), 'get_bar_id_by_f...')
#5 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/ThinkPHP/Library/Think/App.class.php(204): Think\App::exec()
#6 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/ThinkPHP/Library/Think/Think.class.php(120): Think\App::run()
#7 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/ThinkPHP/ThinkPHP.php(97): Think\Think::start()
#8 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/index.php(27): require('/home/ftp/1520/...')
#9 {main}