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.

Date of Patent:
Jun. 02, 2026

Filed:

Dec. 05, 2019
Applicants:

The Trustees of Columbia University IN the City of New York, New York, NY (US);

Fashion Institute of Technology, New York, NY (US);

Inventors:

Theanna Schiros, New York, NY (US);

Asta Skocir, New York, NY (US);

Aaron Nesser, New York, NY (US);

Tessa Callaghan, New York, NY (US);

Aleksandra Gosiewski, New York, NY (US);

Sebastian Thomas Russell, New York, NY (US);

Dong An, New York, NY (US);

Romare Antrobus, New York, NY (US);

Chris Mosher, New York, NY (US);

Helen Lu, New York, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 2/28 (2006.01); C08L 1/28 (2006.01); D01F 1/10 (2006.01);
U.S. Cl.
CPC ...
D01F 2/28 (2013.01); C08L 1/28 (2013.01); D01F 1/10 (2013.01); D10B 2401/063 (2013.01);
Abstract

An alginate-based fiber is made of a composition comprising an alginate, a cellulose and a polyol plasticizer, such as glycerol. The fiber is produced through extrusion in a curing bath containing calcium. The fiber provides excellent strength and flexibility in its unhydrated state for textile applications. The fiber can be used to produce textiles as compostable alternatives to petrochemical based polymers.


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