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:
Feb. 25, 2025

Filed:

Jan. 14, 2017
Applicant:

Folia Water, Inc., Pittsburgh, PA (US);

Inventors:

Theresa Dankovich, Pittsburgh, PA (US);

Jonathan Levine, Pittsburgh, PA (US);

Cantwell George Carson, Pittsburgh, PA (US);

Assignee:

Folia Water, Inc., Pittssburgh, PA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21H 19/38 (2006.01); B01D 39/18 (2006.01); C02F 1/00 (2023.01); C02F 1/50 (2023.01); C09D 5/14 (2006.01); C09D 7/63 (2018.01); D06M 11/83 (2006.01); D06M 13/148 (2006.01); D06M 16/00 (2006.01); D21H 19/46 (2006.01); D21H 21/36 (2006.01); D21H 27/08 (2006.01);
U.S. Cl.
CPC ...
D21H 19/38 (2013.01); B01D 39/18 (2013.01); C02F 1/001 (2013.01); C02F 1/50 (2013.01); C02F 1/505 (2013.01); C09D 5/14 (2013.01); C09D 7/63 (2018.01); D06M 11/83 (2013.01); D06M 13/148 (2013.01); D06M 16/00 (2013.01); D21H 19/46 (2013.01); D21H 21/36 (2013.01); D21H 27/08 (2013.01); B01D 2239/0407 (2013.01); B01D 2239/0442 (2013.01); B01D 2239/0464 (2013.01); B01D 2239/10 (2013.01); C02F 2201/008 (2013.01); C02F 2303/04 (2013.01); C02F 2305/08 (2013.01); D10B 2201/01 (2013.01); D10B 2401/13 (2013.01); D10B 2505/04 (2013.01);
Abstract

An embodiment of the present disclosure is a method for forming a substrate. The method includes applying an aqueous solution of nanoparticle precursors to an assembly of fibers, wherein the nanoparticle precursors include a metal salt and a reducing agent. The method also includes drying the assembly of fibers with thermal energy in a continuous operation to form the substrate, thereby drying gives rise to metal nanoparticles in the substrate. The metal nanoparticles have a size that ranges from 1 to about 200 nanometers in at least one dimension.


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