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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.:

US 10987846 B1

PDFFull Text
Date of Patent:
Apr. 27, 2021

Filed:

Mar. 11, 2019

Thin film composite hollow fiber membranes for osmotic power generation

Applicant:

National University of Singapore, Singapore, SG;

Inventors:

Sui Zhang, Singapore, SG;

Panu Sukitpaneenit, Singapore, SG;

Tai-Shung Chung, Singapore, SG;

Chunfeng Wan, Singapore, SG;

Assignee:

National University of Singapore, Singapore, SG;

Attorney:

Cesari & McKenna, LLP

Primary Examiner:

Krishnan S Menon

Assistant Examiner:

Brad Gordon

Int. Cl.
CPC ...
B01D 69/08 (2006.01); B01D 71/68 (2006.01); B01D 67/00 (2006.01); B01D 69/02 (2006.01); B01D 69/10 (2006.01); B01D 69/12 (2006.01); B01D 71/56 (2006.01); B01D 61/00 (2006.01); B29C 48/09 (2019.01); B29C 48/00 (2019.01); B29K 81/00 (2006.01); B29L 23/00 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 48/09 (2019.02); B01D 67/0006 (2013.01); B01D 67/0009 (2013.01); B01D 69/02 (2013.01); B01D 69/08 (2013.01); B01D 69/087 (2013.01); B01D 69/088 (2013.01); B01D 69/10 (2013.01); B01D 69/125 (2013.01); B01D 71/56 (2013.01); B01D 71/68 (2013.01); B29C 48/022 (2019.02); B01D 61/002 (2013.01); B01D 2323/40 (2013.01); B01D 2325/04 (2013.01); B01D 2325/20 (2013.01); B01D 2325/24 (2013.01); B29K 2081/06 (2013.01); B29L 2023/00 (2013.01); B29L 2031/731 (2013.01);
Abstract

Disclosed is a thin film composite hollow fiber that includes an outer support layer having a thickness of 10 to 1000 μm and a polyamide thin film layer having a thickness of 1 to 10000 nm; and has a transmembrane pressure resistance rate of higher than 15 bar and a pure water permeability rate of higher than 0.8 Lmhbar. Also disclosed are methods of preparing the above-described support and composite hollow fiber.

Find Patent Forward Citations

Zhang, Sui. (2021). Thin film composite hollow fiber membranes for osmotic power generation (U.S. Patent No. 10987846). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10987846

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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