Reusable warming blanket with phase change material
A warming device may include a batting layer having a phase change material. The batting layer may have a patient side and an upper side. A hot melt fabric adhesive may be applied to the patient side and upper side of the batting. A first fabric layer may be adhered to the hot melt fabric on the patient side of the batting. The first fabric layer may have a phase change material integrated coating. An insulation layer may be adhered to the hot melt fabric on the upper side of the batting. A second fabric layer may be coupled to the insulation layer.
1. A warming device, comprising:
a batting layer having a phase change material, the batting layer having a patient side and an upper side,
a hot melt fabric adhesive applied to the patient side and upper side of the batting layer,
a first fabric layer adhered to the hot melt fabric adhesive on the patient side of the batting layer, the first fabric layer having a phase change material integrated coating,
an insulation layer adhered to the hot melt fabric adhesive on the upper side of the batting layer, and
a second fabric layer coupled to the insulation layer.
2. The warming device of claim 1 , wherein the batting layer includes loosely-packed quilt batting.
3. The warming device of claim 1 , wherein the first fabric layer includes microencapsulated phase change materials mixed into a fabric coating.
4. The warming device of claim 3 , wherein the microencapsulated phase change materials include a polymer shell coating around that maintains a solid appearance through phase changes between solid and liquid states.
5. The warming device of claim 3 , wherein the microencapsulated phase change materials have a melting point temperature between 38 degrees Celsius and 44 degrees Celsius.
6. The warming device of claim 3 , wherein the microencapsulated phase change materials have a latent heat of over 200 KJ/kg.
7. The warming device of claim 1 , further comprising a sealant between the patient side of the batting layer and the hot melt fabric adhesive, and a sealant between the upper side of the batting layer and the hot melt fabric adhesive.
8. The warming device of claim 7 , further comprising a sealant between the first fabric layer and the hot melt fabric adhesive on the patient side of the batting layer.
9. The warming device of claim 1 , wherein the hot melt fabric adhesive is non-woven.
10. The warming device of claim 1 , wherein the hot melt fabric adhesive is formed from a powder.
11. The warming device of claim 1 , wherein the first fabric layer is formed from cotton.
12. The warming device of claim 1 , wherein the first fabric layer is formed form a poly fabric.
13. The warming device of claim 1 , wherein the second fabric layer is formed from cotton.
14. The warming device of claim 1 , wherein the second fabric layer is formed from a poly fabric.
15. The warming device of claim 1 , wherein the insulation layer is formed from polyester fiber.