IP Library Granted Patent US 12,297,570
Granted Patent B2
US 12,297,570 · App. 18/214,956 · Granted May 13, 2025

Dual function absorbing and cooling textile

Inventor: David Chad Lawrence (Alpharetta, GA)
Assignee: MPUSA, LLC
D04B21/04D04B21/18D04B21/207D03D1/007D03D27/06D10B2331/12D10B2401/02D10B2501/00
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Quick Facts
Patent No.
US 12,297,570
App. No.
18/214,956
Granted
May 13, 2025
Kind
B2
Abstract

Disclosed herein is a warp knit spacer dual functional fabric construction that provides the ability to absorb sweat on one side and the ability to cool skin to below a current temperature whether wetted or dry on the other side. The knit uses four separate yarns which collectively work together to produce enhanced cooling. Knits can include warp knit spacer and circular knit spacer materials. Various finishing methods may also be employed to enhance the cooling power of the fabric.

Claims (29)

1. A two-sided absorbing and cooling textile, comprising:

an absorbent side adapted to absorb moisture from a skin surface and including a first yarn and a second yarn, the absorbent side having a plurality of raised loops; and

a cooling side adapted to transport the absorbed moisture from the absorbent side to expose the absorbed moisture to the cooling side for evaporation, the cooling side including the first yarn, the second yarn, an evaporative cooling yarn, and an elastomeric yarn;

wherein the cooling side does not include raised pile.

2. The two-sided absorbing and cooling textile of claim 1 , where a pile height of the of the absorbent side is greater than 0.2 millimeter.

3. The two-sided absorbing and cooling textile of claim 1 , wherein the two-sided absorbing and cooling textile is adapted to cool the skin surface on the cooling side by up to 20° F. and up to 40° F. over core body temperature when the two-sided absorbing and cooling textile is wetted.

4. The two-sided absorbing and cooling textile of claim 1 , wherein the two-sided absorbing and cooling textile is adapted to cool the skin surface for a period of over 4 hours when wetted.

5. The two-sided absorbing and cooling textile of claim 1 , wherein the two-sided absorbing and cooling textile is constructed using a warp knit spacer construction.

6. The two-sided absorbing and cooling textile of claim 1 , wherein the two-sided absorbing and cooling textile is constructed using a warp knit spacer machine.

7. The two-sided absorbing and cooling textile of claim 1 , wherein the first yarn includes microdenier, microfiber, conjugated bi-component poly/nylon, cooling Polyester, and/or cooling nylon.

8. The two-sided absorbing and cooling textile of claim 1 , wherein the second yarn includes microdenier, microfiber, conjugated bi-component poly/nylon, cooling polyester, and/or cooling nylon.

9. The two-sided absorbing and cooling textile of claim 7 , wherein the second yarn includes microdenier, microfiber, conjugated bi-component poly/nylon, cooling polyester, and/or cooling nylon.

10. The two-sided absorbing and cooling textile of claim 1 , wherein the evaporative cooling yarn includes an evaporative and UV-protective yarn.

11. The two-sided absorbing and cooling textile of claim 1 , wherein the two-sided absorbing and cooling textile has a weight of 100-600 g/m 2 .

12. The two-sided absorbing and cooling textile of claim 1 , wherein the elastomeric yarn includes spandex.

13. The two-sided absorbing and cooling textile of claim 1 , wherein the absorbent side has a pile height of 2-3 mm.

14. The two-sided absorbing and cooling textile of claim 1 , wherein the absorbent side has a pile height of 0.5-10 mm.

15. The two-sided absorbing and cooling textile of claim 1 , wherein a Q-Max of the cooling side when wetted is at least twice a Q-Max of the cooling side when dry.

16. The two-sided absorbing and cooling textile of claim 15 , wherein the Q-Max of the cooling side when wetted is at least twice a Q-Max of the absorbent side when wetted.

17. The two-sided absorbing and cooling textile of claim 1 , wherein the first yarn and the second yarn are located on separate but adjacent knitting bars during construction of the two-sided absorbing and cooling textile.

18. The two-sided absorbing and cooling textile of claim 1 , wherein the pile height varies across a surface of the absorbent side.

19. The two-sided absorbing and cooling textile of claim 1 , further comprising minerals and/or particles embedded in at least one of the yarns adapted to transport and evaporate moisture from the skin surface.

20. A garment adapted to be worn next to skin of a user, comprising:

a two-sided absorbing and cooling textile, including:

an absorbent side adapted to absorb moisture from a skin surface and including a first yarn and a second yarn, the absorbent side having a plurality of raised loops; and

a cooling side adapted to transport the absorbed moisture from the absorbent side to expose the absorbed moisture to the cooling side for evaporation, the cooling side including the first yarn, the second yarn, an evaporative cooling yarn, and an elastomeric yarn;

wherein the cooling side does not include raised pile.

21. The garment of claim 20 , where a pile height of the of the absorbent side is greater than 0.2 millimeter.

22. The garment of claim 20 , wherein the garment is arranged as a shirt, pants, shorts, a headband, a towel, and/or a hat.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 18, 2024
From: LAWRENCE, DAVID CHAD
To: MISSION PRODUCT HOLDINGS, INC.
Reel/Frame 066162/0261 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 18, 2024
From: MISSION PRODUCT HOLDINGS, INC.
To: MPUSA, LLC
Reel/Frame 066162/0313 →
SECURITY INTEREST Recorded Jan 3, 2024
From: MPUSA, LLC; MPCG HOLDINGS LLC
To: CIBC BANK USA
Reel/Frame 066187/0878 →
Continuity (5)
Continuation 17322163 · May 17, 2021
Continuation 16481226
Provisional Application 62720483 · Aug 21, 2018
Provisional Application 62621851 · Jan 25, 2018
Related Publication 20250003122A1 · Jan 2, 2025
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