阳离子淀粉改性阳离子乳液聚合物及其絮凝性能研究  

Study on Cationic Starch Modified Cationic Emulsion Polymer and Its Flocculation Performance

作　　者：杨开吉 李志元 李湘山 张喆 王志远 YANG Kaiji;LI Zhiyuan;LI Xiangshan;ZHANG Zhe;WANG Zhiyuan(CNOOC(Tianjin)Oilfield Chemical Co.,Ltd,Tianjin 300452,China;Key Laboratory of Oilfield Chemistry of CNOOC Development,Tianjin 300452,China)

机构地区：[1]中海油(天津)油田化工有限公司,天津300452 [2]海油发展油田化学重点实验室,天津300452

出　　处：《造纸科学与技术》2024年第6期11-16,共6页Paper Science And Technology

基　　金：海油发展重大专项项目(E-J22A008)。

摘　　要：通过阳离子淀粉对阳离子乳液聚合物功能化改性,研究阳离子淀粉功能改性对阳离子乳液聚合物性能的影响,得到改性阳离子乳液聚合物絮凝剂对再生纸废水和含油污水进行絮凝性能。结果显示,CS投加量为6%,改性阳离子乳液聚合物絮凝剂用量为28 mg/L时,再生纸废水COD去除率达95%,SS去除率达94%;CS改性阳离子乳液聚合物絮凝剂添加量为6 mg/L时,含油污水脱油率为97.78%;并用红外光谱、核磁共振、热重分析和电子显微镜对改性后的阳离子乳液聚合物絮凝剂结构进行了表征,得出阳离子淀粉改性阳离子乳液聚合物性能突出。The effect of cationic starch functional modification on the properties of cationic lotion polymer was studied by means of cationic starch functional modification on cationic lotion polymer.The modified cationic lotion polymer flocculant was obtained to flocculate recycled paper wastewater and oily wastewater;The results showed that when the dosage of CS was 6%and the dosage of modified cationic lotion polymer flocculant was 28 mg/L,the COD removal rate of recycled paper wastewater was 95%and the SS removal rate was 94%;When the dosage of CS modified cationic lotion polymer flocculant is 6 mg/L,the deoiling rate of oily sewage is 97.78%;The structure of the modified cationic lotion polymer flocculant was characterized by infrared spectrum,nuclear magnetic resonance,thermogravimetric analysis and electron microscope.It was concluded that the cationic starch modified cationic lotion polymer had outstanding performance.

关 键 词：阳离子淀粉 阳离子乳液聚合物 功能化改性 絮凝性能 

分 类 号：TS71[轻工技术与工程—制浆造纸工程]