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:
Jan. 13, 2026
Filed:
Jan. 19, 2023
Nanodocks Technology Limited, Hong Kong, CN;
City University of Hong Kong, Hong Kong, CN;
Jinlian Hu, Hong Kong, CN;
Jieqiong Yang, Hong Kong, CN;
Shuo Shi, Hong Kong, CN;
Yifan Si, Hong Kong, CN;
Siu Wah Wong, Hong Kong, CN;
NANODOCKS TECHNOLOGY LIMITED, Hong Kong, CN;
CITY UNIVERSITY OF HONG KONG, Hong Kong, CN;
Abstract
The present invention discloses a method for preparing a polyurethane film, comprising the steps of: i) dissolving polyurethane into a first solvent to form a first solution; ii) dissolving salt into a second solvent to form a second solution; iii) preparing a spinning stock solution by mixing said first solution and said second solution; iv) spinning said spinning stock solution in an electrospinning device to obtain a polyurethane film; v) providing a container to which a third solvent is sprayed; and vi) arranging said polyurethane film in said container for a period of time.