IP Library Granted Patent US 10,086,582
Granted Patent B2
US 10,086,582 · App. 14/852,321 · Granted Oct 2, 2018

Fabric having a waterproof barrier

Inventors: Michael E. “Woody” Blackford (Portland, OR); Jeffrey Thomas Mergy (Portland, OR); Craig M. Gates (Portland, OR); Wayne Alan Skankey (Portland, OR)
Assignee: Columbia Sportswear North America, Inc.
B32B5/06B32B5/02B32B5/024B32B27/12B32B27/32B32B27/322B32B27/36B32B27/40B32B37/223A41D27/24A41D27/245A41D31/0016A41D31/0061A41D2400/22B29C65/5042B29C66/1142B29C66/43B29C66/7292B29C66/73187B29L2031/4842B32B2250/02B32B2255/02B32B2255/26B32B2307/554B32B2307/584B32B2307/7265B32B2307/73B32B2323/04B32B2327/18B32B2367/00B32B2375/00B32B2437/00Y10T428/197
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Quick Facts
Patent No.
US 10,086,582
App. No.
14/852,321
Granted
Oct 2, 2018
Kind
B2
Abstract

Provided herein are waterproof fabrics that include a base fabric having a body-facing surface and an outward-facing surface, and a hydrophobic, waterproof barrier disposed on the outward-facing surface of the base fabric, a seam through the waterproof fabric, and a waterproof tape disposed on an outward-facing surface of the hydrophobic, waterproof barrier and aligned to seal the seam against water ingress. The base fabric may be a wicking fabric or may be treated with a compound that enhances wicking, and the hydrophobic, waterproof barrier may include a plastic polymer, polyurethane, polyethylene, and/or polytetrafluoroethylene. The waterproof fabrics also may include an abrasion-resistant coating and/or a durable water repellant (DWR) agent disposed on an outward-facing surface of the hydrophobic, waterproof barrier, and one or both of the abrasion-resistant coating and/or DWR agent may be discontinuous. Also provided are methods of making a waterproof fabric.

Claims (28)

1. An article of clothing, body gear, sporting gear, gloves, headwear, or footwear, comprising a waterproof fabric, the waterproof fabric comprising:

a base fabric having a first body-facing surface and a second opposing surface;

a hydrophobic, waterproof barrier on the second opposing surface of the base fabric, the hydrophobic, waterproof barrier having an exposed outward-facing surface when the article is worn on a body;

a seam running through a full thickness of both the base fabric and the hydrophobic, waterproof barrier;

a discontinuous abrasion-resistant coating on the outward-facing surface of the hydrophobic, waterproof barrier; and

a waterproof tape bonded directly to the outward-facing surface of the hydrophobic, waterproof barrier and oriented to seal the seam against water ingress.

2. The article of claim 1 , wherein the waterproof tape is applied over a portion of the abrasion-resistant coating, and wherein the waterproof tape bonds to both the abrasion-resistant coating and the hydrophobic, waterproof barrier.

3. The article of claim 1 , wherein the abrasion-resistant coating is applied across the hydrophobic, waterproof barrier and covers about 15-50% of a total outward-facing surface area of the hydrophobic, waterproof barrier.

4. The article of claim 1 , wherein the hydrophobic, waterproof barrier is pigmented.

5. The article of claim 1 , wherein the abrasion-resistant coating is visible to a user.

6. The article of claim 5 , wherein the abrasion-resistant coating is pigmented.

7. The article of claim 5 , wherein the abrasion-resistant coating creates a texture perceptible by a user.

8. The article of claim 1 , further comprising a DWR agent on the outward-facing surface of the hydrophobic, waterproof barrier.

9. The article of claim 1 , further comprising a DWR agent on an outward-facing surface of the abrasion-resistant coating.

10. The of claim 1 , wherein the hydrophobic, waterproof barrier comprises a plastic polymer, polyurethane, polyethylene, polyester, and/or polytetrafluoroethylene.

11. The article of claim 10 , wherein the hydrophobic, waterproof barrier comprises a plastic polymer, polyurethane, and/or polyethylene.

12. The article of claim 1 , wherein the abrasion-resistant coating comprises a high molecular weightpolyurethane.

13. The article of claim 1 , wherein the base fabric is a wicking fabric.

14. The article of claim 1 , wherein the base fabric is treated with a compound that enhances wicking.

15. The article of claim 1 , wherein the hydrophobic, waterproof barrier is coated on the second opposing surface of the basefabric.

16. The article of claim 1 , wherein the hydrophobic, waterproof barrier is laminated on the second opposing surface of the basefabric.

17. The article of claim 1 , wherein the hydrophobic, waterproof barrier comprises polyurethane and the abrasion-resistant coating comprises a high molecular weightpolyurethane.

18. An article of clothing, body gear, sporting gear, gloves, headwear, or footwear comprising a waterproof fabric, the waterproof fabric comprising:

a base fabric having a first body-facing surface and a second opposing surface;

a hydrophobic, waterproof barrier comprising polyurethane disposed on the second opposing surface of the base fabric, the hydrophobic, waterproof barrier having an exposed outward-facing surface when the article is worn on a body;

a seam running through a full thickness of both the base fabric and the hydrophobic, waterproof barrier;

a discontinuous abrasion-resistant coating comprising a high molecular weight polyurethane disposed on the outward-facing surface of the hydrophobic, waterproof barrier; and

a waterproof tape bonded directly to the outward-facing surface of the hydrophobic, waterproof barrier and oriented to seal the seam against water ingress.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 30, 2015
From: BLACKFORD, MICHAEL E. "WOODY"; MERGY, JEFFREY THOMAS; GATES, CRAIG M.; SKANKEY, WAYNE ALAN
To: COLUMBIA SPORTSWEAR NORTH AMERICA, INC.
Reel/Frame 036695/0407 →
Continuity (2)
Provisional Application 62049644 · Sep 12, 2014
Related Publication 20160075101A1 · Mar 17, 2016
Cited By (2)
US 12,305,088 US 12,703,933