一种基于大豆秸秆粉末的导电再生除湿膜及其制备方法

By preparing a conductive regenerable dehumidifying membrane based on soybean straw powder and utilizing the Joule heating effect to achieve the regeneration process, the problems of high energy consumption and complex structure of traditional dehumidification technology are solved, the adsorption capacity and moisture absorption rate are improved, and resource reuse and energy efficiency are realized.

CN122399758APending Publication Date: 2026-07-17ZHEJIANG SCI-TECH UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
ZHEJIANG SCI-TECH UNIV
Filing Date
2026-06-05
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional condensation dehumidification technology is energy-intensive and has complex equipment. Solid adsorption dehumidification technology has adsorbents that are easily saturated and have high regeneration energy consumption. Rotary wheel technology has a complex structure and the treated humid air needs to be cooled, resulting in low energy utilization efficiency.

Method used

A conductive regenerated dehumidifying membrane based on soybean straw powder was prepared by introducing a conductive polymer and a soybean straw powder impregnation solution onto a flexible substrate. The regeneration process was achieved by utilizing the Joule heating effect, which simplifies the structural design, reduces mass transfer resistance, and improves adsorption capacity and moisture absorption rate.

Benefits of technology

It significantly reduces energy consumption, simplifies the structure of the dehumidifier, increases the unit moisture absorption capacity and absorption rate, realizes resource reuse, reduces environmental burden, and improves energy efficiency and equipment stability.

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Abstract

本发明提供一种基于大豆秸秆粉末的导电再生除湿膜及其制备方法。所述制备方法包括以下步骤:S1、将导电聚合物溶于有机溶剂中搅拌,得到浸渍液a;将导电聚合物和大豆秸秆粉末溶于有机溶剂中进行搅拌,得到浸渍液b;S2、将柔性基底置于所述浸渍液a中浸渍,烘干,形成导电除湿膜;S3、将所述导电除湿膜置于所述浸渍液b中浸渍,烘干,得到导电再生除湿膜。本发明通过引入大豆秸秆粉末,因其粉末自身具备天然的多孔纤维结构,为水分子的吸附与传输提供了丰富的毛细通道,显著降低了传质阻力,进而显著提升了单位吸湿量和吸湿速率,而且,通过导电产生的焦耳热再生,使再生的方式不再依靠外部电源转换,可以有效提升能源利用率,降低能耗。
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