一种耐有机溶剂的聚PP复合过滤材料及其制备方法
By using composite antistatic agents and mixed sols, a polypropylene (PP) composite filter material resistant to organic solvents was prepared, which solved the problems of insufficient mechanical strength, high temperature resistance, deformation resistance and organic solvent resistance of polypropylene meltblown nonwoven fabric in medical liquid filter materials, and achieved efficient and uniform filtration effect and low density characteristics.
CN121060169BActive Publication Date: 2026-07-17DONGYING JOFO FILTRATION TECH CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- DONGYING JOFO FILTRATION TECH CO LTD
- Filing Date
- 2025-08-29
- Publication Date
- 2026-07-17
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Abstract
本发明公开了一种耐有机溶剂的超轻高强聚PP复合过滤材料及其制备方法，属于医用过滤材料技术领域，所述制备方法包括：制备复合抗静电剂，制备聚丙烯熔喷无纺布，制备聚酯纤维网，复合，制备混合溶胶，喷涂；所述制备复合抗静电剂，将硬脂酸锌、十六烷基三甲基氯化铵、十八烷基二甲基羟乙基季铵硝酸盐、水混合后球磨，离心，收集沉淀物，烘干；所述喷涂，将混合溶胶均匀喷涂于初级复合过滤材料的两面，干燥。本发明的复合过滤材料具有优秀的机械强度、耐高温性、耐形变性、耐冲洗性、耐老化性、过滤性能、耐有机溶剂能力，而且制备的复合过滤材料的密度小，对含有机溶剂的药液的过滤效率均匀，产能高，还能够避免含氟硅烷偶联剂的使用。
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