Method for preparing polyquaternary ammonium salt functionalized nonwoven fabric

CN121675226BActive Publication Date: 2026-06-09TIANJIN POLYTECHNIC UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
TIANJIN POLYTECHNIC UNIV
Filing Date
2026-02-06
Publication Date
2026-06-09

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Abstract

The application relates to a preparation method of polyquaternary ammonium salt functionalized non-woven fabric, which comprises a polyquaternary ammonium salt synthesis step, a functionalized liquid preparation step and a step of functionalizing the non-woven fabric. Compared with a traditional grafting method, the preparation method of the polyquaternary ammonium salt functionalized non-woven fabric is simple in operation, low in cost, fast in preparation speed, high in efficiency and controllable in process, and provides the possibility for industrialized large-scale production.
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