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阳离子乳液介绍浙江长安仁恒科技股份有限公司电话:0572-682284915990182678传真:0572-6822555地址:浙江省长兴泗安经济开发区网址:阳离子聚合物纤维、细料及填料++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++高剪切++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++膨润土++++++++++-------------------------++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-------------------------++++++++++-------------------------++++++++++-------------------------++++++++++-------------------------++++++++++-------------------------++++++++++-------------------------微粒系统作用机理4阴离子垃圾捕捉剂(ATC)效能平衡阴离子胶粘物降低阳离子需求量改善浊度定着胶粘物和树脂改善助留助滤系统提高成纸灰分及灰分保留改善灰分分布提高成纸质量RAC形态液态离子性非常高的阳离子性比重1.2-1.25稳定物质固含量%48-52%粘度CPS150-700Ph值3-6储存温度°C0-35包装IBC1200kg5+++++++++++阳离子聚丙烯酰胺(CPAM)分子链上带有阳离子取代基团,成阳性。纸浆浆料一般成阴性。CPAM能有效与纸浆纤维和细小物质形成絮团。聚丙烯酰胺CPAM形态白色粉末离子特性阳性离子度10%分子量/万400~800密度0.8溶解时间(5g/l25°C)/min90溶液稳定时间/h1储存温度/°C0-35保质期/月24包装25kg塑料袋6副的表面电荷正的边缘电荷在水中润涨,厚度增加100倍。比表面积增加至700-800m2/g。膨润土的分子结构膨润土7阴离子乳液(RHA1)效能阴离子乳液是交链状的聚合物,离子度很高。它的使用目的是进一步控制生产:提高留着改善滤水改善成形,提高匀度RHA1形态乳液离子性阴性离子度高密度1.05平均固含量%36.9%粘度CPS1000-3000溶液储存时间/天8储存温度°C0-35储存时间/月6包装IBC1050kg8阳离子乳液(RHC2)效能阳离子乳液是交链状的聚合物。可以用在所有的浆料:提高填料而不影响脱水。与双元助剂一起使用,形成絮团和微絮团,减少进入絮团的结合水。与无机(膨润土)微粒助剂,形成更紧密的微絮团,并中和电荷。RHC2形态乳液离子性阳性离子度高密度1.0-1.1有效浓度%20-30%粘度CPS1000-3000储存温度°C0-35储存时间/月6包装IBC1050kg或25kg9直链状支链状交链状离子度0-15%离子度20-50%离子度50–100%++++++++++++++++++++++阳离子乳液结构10阳离子乳液溶解方法阳离子乳液使用之前要先溶解成水溶液,再添加。一般使用间歇式溶解方式:设备:带搅拌的溶解槽,搅拌速度保证具有足够的剪切力。一般的搅拌器转速在100r/min以上。方法:开动溶解槽的搅拌器后,再将乳液慢慢的加入搅拌槽,保证乳液分散均匀。继续搅拌溶解30分钟以上。溶解好后,将溶液放到储存槽中使用。溶解浓度:0.1%左右。添加量:200g-500g/t纸。根据具体情况,调整用量。11聚丙烯酰胺膨润土助剂添加点改善成形留着率较高多元助剂添加点提高填料留着,改善匀度。适用于所有的浆料。阳离子乳液12阳离子乳液化合物高粘度低到中等电荷聚丙烯酰胺中等粘度低到中等电荷聚丙烯酰胺可以用在各种场合单独作为单元助剂作为双元系统与无机或/和阴离子有机聚合物一起使用在剪切力下很稳定可使用在压力筛前后阳离子乳液介绍13阳离子乳液通过三个步骤留着细小物质,提高填料而不影响脱水:1.与PAC吸附2.与双元助剂一起使用,形成絮团和微絮团,减少进入絮团的结合水。3.与无机(膨润土)和阴离子聚合物重新聚合,形成更紧密的微絮团,并中和电荷。14应用范围可以用在所有的浆料(原浆,废纸浆),含有高或低的灰份,如:超级压光纸和低定量涂布纸新闻纸箱板纸对灰份(碳酸钙)的留着效果很好1516结论RHC2:效果比EM145CT好更好的性价比主要的优点:理想的脱水和填料留着聚合物+RHC2+BT-28:最好的系统当用RHC2部分取代阳离子聚丙烯酰胺时,效果得到提高。优化的膨润土微粒系统的效果最理想。17谢谢
本文标题:阳离子乳液介绍
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