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Using Various Interlayer Anion Hydroxide Sols as Cationic Microparticule Component
Author(s): 
Pages: 10-12,18
Year: Issue:  3
Journal: PAPER CHEMICALS

Keyword:  氢氧化镁铝水滑石微粒助留;
Abstract: 氢氧化镁铝水滑石胶体由于其自身所带的强正电性和特殊的晶体结构,可以与阴离子聚丙烯酰胺复配应用到造纸湿部助留中.采用共沉淀法合成各种不同阴离子的氢氧化镁铝水滑石胶体.由实验可以发现镁铝型水滑石含永久的正电性,并且可以形成纳米级微粒,其带电情况和微粒平均粒径会随阴离子的不同和合成过程而变化.应用动态滤水仪测定不同阴离子的氢氧化铗铝胶体和阴离子聚丙烯酰胺复配使用对浆料的留着.
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