Porous carbon composite material and manufacturing method thereof

Patent metadata

Field	Value
Publication number	US-12590000-B2
Application number	US-202217872502-A
Country	US
Kind code	B2
Filing date	Jul 25, 2022
Priority date	Feb 22, 2022
Publication date	Mar 31, 2026
Grant date	Mar 31, 2026

Abstract

A manufacturing method of a porous carbon composite material includes the following steps. A polymer template is provided, the polymer template includes a polymer compound, and the polymer template has a plurality of pores. A coating step is performed, wherein a metal compound is coated on the polymer template to form a transition intermediate. A heating step is performed, wherein the transition intermediate is heated to transform the polymer template to a carbon template and transform the metal compound to a coating layer, and a porous carbon composite material is obtained.

First claim

What is claimed is:

1 . A manufacturing method of a porous carbon composite material, comprising:
providing a polymer template, wherein the polymer template comprises a polymer compound, the polymer template has an interconnected nanostructure, and the polymer template has a plurality of pores; performing a coating step, wherein a metal compound is coated on the polymer template to form a transition intermediate; and performing a heating step, wherein the transition intermediate is heated to transform the polymer template to a carbon template and transform the metal compound to a coating layer, and a porous carbon composite material is obtained.

2 . The manufacturing method of the porous carbon composite material of claim 1 , wherein the polymer compound is polyacrylonitrile, polyimide, cellulose or polysulfone.

3 . The manufacturing method of the porous carbon composite material of claim 1 , wherein the metal compound is a metal oxide.

4 . The manufacturing method of the porous carbon composite material of claim 1 , wherein in the coating step, an atomic layer deposition method or a sol-gel method is used to coat the metal compound on the polymer template.

5 . The manufacturing method of the porous carbon composite material of claim 1 , wherein a thickness of the metal compound coated on the polymer template is 1 Å to 2000 Å.

6 . The manufacturing method of the porous carbon composite material of claim 5 , wherein a thickness of the metal compound coated on the polymer template is 50 Å to 2000 Å.

7 . The manufacturing method of the porous carbon composite material of claim 1 , wherein in the heating step, the transition intermediate is heated at a heating temperature, and the heating temperature is 500° C. to 1000° C.

8 . The manufacturing method of the porous carbon composite material of claim 1 , wherein the heating step is performed under an ammonia atmosphere or an inert gas atmosphere.

9 . A porous carbon composite material manufactured by the manufacturing method of the porous carbon composite material of claim 1 , and the porous carbon composite material comprising:
the carbon template having a plurality of mesopores, the carbon template has an interconnected nanostructure, wherein a diameter of each of the mesopores is 2 nm to 50 nm; and the coating layer coated on the carbon template.

10 . The porous carbon composite material of claim 9 , wherein the porous carbon composite material is a hollow fiber structure or an aerographite structure.

11 . The porous carbon composite material of claim 9 , wherein the coating layer is a metal oxide, a metal oxynitride or a metal nitride.

Assignees

• Univ Nat Tsing Hua

Inventors

• Perng Tsong-Pyng
• CHIN Tzu-Kang
• Liao Ming-Wei

Classifications

• D06M11/36

  with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond · CPC title

• D10B2101/12

  Carbon; Pitch · CPC title

• D06M2101/40

  Fibres of carbon · CPC title

• D01F9/22

  from polyacrylonitriles · CPC title

• D06M11/64

  with nitrogen oxides; with oxyacids of nitrogen or their salts (with pernitric acids or their salts D06M11/50) · CPC title