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IBL-26-2042

Method for Manufacturing Petal-Shaped Bismuth Subcarbonate Using an Immersion Process

Listed on
2026-09-16
Secondary Battery› Raw Materials› Graphite
Method for Manufacturing Petal-Shaped Bismuth Subcarbonate Using an Immersion Process

This technology involves forming a bismuth metal layer on a copper substrate and immersing it in a carbon dioxide and bicarbonate electrolyte to create petal-shaped bismuth subcarbonate.

Existing carbon dioxide reduction catalysts have faced limitations in manufacturing efficiency and catalytic performance, as it is difficult to uniformly form active nanostructures without applying external electricity.

By using an immersion process to form petal-shaped nanostructures, this technology can be applied to carbon dioxide conversion processes to enhance both catalytic performance and manufacturing efficiency.

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Key Features:
  • Forming a bismuth metal layer on the surface of a copper substrate
  • Immersing the substrate with the metal layer into an electrolyte solution containing carbon dioxide and bicarbonate
  • Forming bismuth subcarbonate nanostructures through the reaction between the metal layer and the electrolyte solution without the application of external electricity
  • Composition of a catalyst for carbon dioxide reduction that forms petal-shaped bismuth subcarbonate using an immersion process

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Pohang University of Science & Technology
Jong-Ram Lee | Hong-Dae Myung | Jin-Wook Im | Wan-Jae Dong
Document
Date of application:
2021-02-02
|
Patent registration number:
10-2772541
Industry
battery
Technology
Energy•Battery
Chemistry
Country
Korea
Family Patent

N/A

Price
Price negotiable
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