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:
Oct. 13, 2026
Filed:
Nov. 29, 2023
Taiwan Textile Research Institute, New Taipei City, TW;
Ying-Chi Lin, New Taipei City, TW;
Wei-Hung Chen, New Taipei City, TW;
TAIWAN TEXTILE RESEARCH INSTITUTE, New Taipei City, TW;
Abstract
A manufacturing method of a meltblown fiber membrane includes the following step. A meltblown film is made to pass between a first pressing roller and a second pressing roller, such that a calendering process is performed on the meltblown film, in which the meltblown film includes a plurality of meltblown fibers, each of the meltblown fibers includes a high-fluidity polyester and a modified polyester, a melt index of the high-fluidity polyester under a temperature of 230° C. ranges from 350 g/10 min to 550 g/10 min, a melt index of the modified polyester under a temperature of 230° C. ranges from 200 g/10 min to 400 g/10 min, and a roller temperature of each of the first pressing roller and the second pressing roller ranges from 100° C. to 155° C.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile