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Related Experiment Video

Updated: Jan 5, 2026

Electrospinning Fundamentals: Optimizing Solution and Apparatus Parameters
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Needle-disk Electrospinning: Mechanism Elucidation, Parameter Optimization and Productivity Improvement.

Zhi Liu1, Lei Zhou1, Fangtao Ruan1

  • 1School of Textile and Garment, Anhui Polytechnic University, No.8 Beijing Mid-Road, Wuhu, 241000, China.

Recent Patents on Nanotechnology
|October 29, 2019
PubMed
Summary

Needle-disk electrospinning significantly boosts nanofiber production by using high-curvature electrodes. This method enhances throughput and control for practical industrial applications of nanofibrous membranes.

Keywords:
Throughputhigh-curvaturenanofiberneedle-diskneedleless electrodesultrafiltration.

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Area of Science:

  • Materials Science
  • Chemical Engineering

Background:

  • Low productivity of nanofibrous membranes hinders widespread application.
  • Traditional electrospinning methods face throughput limitations.

Purpose of the Study:

  • Introduce and investigate needle-disk electrospinning for enhanced nanofiber production.
  • Optimize parameters for improved throughput and controlled morphology.

Main Methods:

  • Investigated the mechanism of needle-disk electrospinning.
  • Optimized key spinning parameters (needle number, length, curvature, disk velocity, voltage).
  • Evaluated productivity improvements compared to conventional methods.

Main Results:

  • High-curvature electrodes intensify the electric field, enabling lower operating voltages.
  • Needle characteristics and operational parameters synergistically influence nanofiber morphology and productivity.
  • Increased disk rotation velocity and voltage supply directly correlate with higher nanofiber output.

Conclusions:

  • Needle-disk electrospinning offers high throughput, low voltage operation, and controllable spinning.
  • This technique overcomes limitations of previous electrospinning patents.
  • The method facilitates industrial adoption and expands applications of nanofiber-based materials.