The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 13, 2023
Filed:
Mar. 13, 2020
Applicant:
Zhejiang University, Zhejiang, CN;
Inventors:
Assignee:
ZHEJIANG UNIVERSITY, Zhejiang, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D01D 5/247 (2006.01); D01D 1/02 (2006.01); D01F 1/07 (2006.01); D01F 6/82 (2006.01); D03D 15/513 (2021.01); D03D 15/52 (2021.01);
U.S. Cl.
CPC ...
D01D 5/247 (2013.01); D01D 1/02 (2013.01); D01F 1/07 (2013.01); D01F 6/82 (2013.01); D03D 15/513 (2021.01); D03D 15/52 (2021.01);
Abstract
Provided is a method of manufacturing fiber with aligned porous structure, an apparatus, and applications of the fiber. The apparatus comprises: a fiber extrusion unit, a freezing unit, and a collection unit for collecting the frozen fibers, wherein fibers extruded from the fiber extrusion unit pass through the freezing unit. Continuous and large scale preparation of such fiber with aligned porous structure is achieved by combining directional freezing and solution spinning.