Antistatic agent and spinning oil suitable for high-speed fiber spinning and use

By preparing a mixture of monothiophosphate and dithiophosphate as an antistatic agent, the problem of poor performance of existing antistatic agents under low humidity and high temperature was solved, thereby improving the antistatic properties of yarn and the stability of the spinning process.

CN122404402APending Publication Date: 2026-07-17ZHEJIANG HAILIDE NEW MATERIAL +1
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Patent Information

Application Number
CN202610563587.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-04-27
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing antistatic agents are ineffective in low-humidity environments, lack heat resistance and durability, and cannot effectively solve the problems of static electricity accumulation and spinning damage during high-speed spinning.

Method used

An antistatic agent is prepared by reacting a mixture of monothiophosphate salts and dithiophosphate salts under inert gas protection. It is combined with alkaline solution or organic amine salt formation reaction to form a stable antistatic agent, which is then combined with trimethylolpropane triglyceride, hydrogenated castor oil polyoxyethylene ether, polyethylene glycol 600 dioleate, etc. to form a spinning oil agent.

Benefits of technology

It significantly improves yarn filament count and tear strength under high-speed spinning conditions, enhances antistatic effect, ensures high-temperature stability, reduces yarn defect rate, and has good compatibility with spinning oil.

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Abstract

本发明属于抗静电剂领域,具体涉及一种适用于纤维高速纺丝的抗静电剂及纺丝油剂和用途。该抗静电剂采用脂肪醇与P2S5反应,所得中间产物再进行成盐反应获得。经NMR数据分析,该抗静电剂为混合物,主要成分为单硫代磷酸三脂肪醇酯阳离子盐和二硫代磷酸双脂肪醇酯阳离子盐。经测试该抗静电剂在纤维高速纺丝中使用具有出乎预料提高的抗静电效果。由其配制的纺丝油稳定性良好。
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Citation Information

Patent Citations

  • Oil agent for textile fibers, and preparation method thereof

    CN111411517A

  • Antistatic spinning oil agent and preparation method thereof

    CN111851073A

  • High-temperature-resistant acrylic fiber spinning oil and production process thereof

    CN118745613A