IP Library Granted Patent US 12,252,840
Granted Patent B2
US 12,252,840 · App. 18/385,645 · Granted Mar 18, 2025

Textile formulation and product with odor control

Inventors: Tian Lan (Huntersville, NC); Brian Patrick Aylward (Concord, NC); Tiannan Chen (Dewitt, MI); Karen Terry Welch (Kannapolis, NC)
Assignee: MICROBAN PRODUCTS COMPANY
D06M11/45A61L2/18
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Quick Facts
Patent No.
US 12,252,840
App. No.
18/385,645
Granted
Mar 18, 2025
Kind
B2
Abstract

A textile formulation adapted to impart an odor-controlling property to a textile material. The textile formulation is an odor capturing formulation comprising a carrier and an odor capturing agent. The odor capturing agent is a liquid dispersible boehmite. An odor absorbing article and a method of treating the odor absorbing article is also provided.

Claims (33)

1. An odor absorbing article comprising:

a textile material that is electrostatically neutral; and

an odor capturing formulation, directly applied to the textile material through padding or exhaustion and aggregated within pores of the textile material, the odor capturing formulation comprising a liquid dispersible non-fibrous boehmite without a binder or a cross-linker;

wherein concentration of the non-fibrous boehmite without the binder or the cross-linker ranges from 0.05% to 20% based on a weight of dry textile material;

wherein the non-fibrous boehmite without the binder or the cross-linker has a dispersed particle size ranging from 50 nm to 100 nm.

2. The article according to claim 1 , wherein the odor capturing formulation further comprises a component selected from the group consisting of surfactant, dispersant, pH adjusting agent, antimicrobial, and a combination thereof.

3. The article according to claim 1 , wherein the synthetic non-fibrous boehmite without the binder or the cross-linker has a crystalline structure.

4. The article according to claim 1 , wherein the textile material exhibits four-fold higher isovaleric acid reduction properties for a predetermined number of launderings when compared to an untreated textile material.

5. The article according to claim 4 , wherein the predetermined number of launderings is twenty-five.

6. The article according to claim 1 , wherein the article reduces isovaleric acid by 79% or greater.

7. The article according to claim 1 , wherein the article reduces isovaleric acid by 89% or greater.

8. The article according to claim 1 , wherein the article reduces isovaleric acid by 95% or greater.

9. The article according to claim 6 , wherein the article reduces isovaleric acid by 64% or greater after twenty-five home launderings.

10. The article according to claim 7 , wherein the article reduces isovaleric acid by 79% or greater after twenty-five home launderings.

11. The article according to claim 8 , wherein the article reduces isovaleric acid by 86% or greater after twenty-five home launderings.

12. The article according to claim 1 , wherein the odor capturing formulation is dried at a temperature at or above 120° C.

13. An odor absorbing article comprising:

a textile material that is electrostatically neutral; and

an odor capturing formulation, directly applied to the textile material through padding or exhaustion and aggregated within pores of the textile material, the odor capturing formulation comprising a liquid dispersible non-fibrous boehmite without a binder or a cross-linker and an antimicrobial;

wherein concentration of the non-fibrous boehmite without the binder or the cross-linker ranges from 0.05% to 20% based on a weight of dry textile material;

wherein the non-fibrous boehmite without the binder or the cross-linker has a dispersed particle size ranging from 50 nm to 100 nm.

14. The article according to claim 13 , wherein the antimicrobial is selected from the group consisting of triclosan, zinc pyrithione, metal salts and oxides, phenols, botanicals, halogens, peroxides, heterocyclic antimicrobials, quaternary ammonium compounds, aldehydes, and combinations thereof.

15. The article according to claim 13 , wherein the textile material exhibits four-fold higher isovaleric acid reduction properties for a predetermined number of launderings when compared to an untreated textile material.

16. The article according to claim 13 , wherein the odor capturing formulation is dried at a temperature at or above 120° C.

17. An odor absorbing article comprising a textile material and an odor capturing formulation, the odor absorbing article formed by the steps of:

directly applying the odor capturing formulation to the textile material through padding or exhaustion, the odor capturing formulation comprising a liquid dispersible, non-fibrous boehmite without a binder or a cross-linker,

drying the textile material having the odor control formulation directly applied thereon at a temperature at or above 120° C., and

aggregating the non-fibrous boehmite without the binder or the cross-linker together within pores of the textile material, while drying the textile material, thereby forming a textile material having odor reduction properties,

wherein concentration of the non-fibrous boehmite without the binder or the cross-linker ranges from 0.05% to 20% based on a weight of dry textile material,

wherein the non-fibrous boehmite without the binder of the cross-linker has a dispersed particle size ranging from 50 nm to 100 nm, and

wherein the textile material is electrostatically neutral.

18. The article according to claim 17 , wherein the odor capturing formulation further comprises a component selected from the group consisting of surfactant, dispersant, pH adjusting agent, antimicrobial, and a combination thereof.

19. The article according to claim 17 , wherein the article exhibits four-fold higher isovaleric acid reduction properties for a predetermined number of launderings when compared to an untreated article.

Assignments (2)
SECURITY INTEREST Recorded Dec 10, 2025
From: MICROBAN PRODUCTS COMPANY
To: FIFTH THIRD BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 073176/0547 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 31, 2023
From: LAN, TIAN; AYLWARD, BRIAN PATRICK; CHEN, TIANNAN; WELCH, KAREN TERRY
To: MICROBAN PRODUCTS COMPANY
Reel/Frame 065406/0722 →
Continuity (5)
Continuation 16175214 · Oct 30, 2018
Division 14947605 · Nov 20, 2015
Provisional Application 62111834 · Feb 4, 2015
Provisional Application 62084928 · Nov 26, 2014
Related Publication 20240060229A1 · Feb 22, 2024
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