Unitary composite/hybrid cushioning structure(s) and profile(s) comprised of a thermoplastic foam(s) and a thermoset material(s)
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A47C-027/14
A47C-027/15
출원번호
US-0716804
(2010-03-03)
등록번호
US-8356373
(2013-01-22)
발명자
/ 주소
Allman, Michael
Cao, Bangshu
Yiannaki, Andrew Costas
Sobran, Ivan
Henderson, Randal Lee
출원인 / 주소
Noel Group LLC
인용정보
피인용 횟수 :
29인용 특허 :
113
초록▼
Embodiments disclosed in the detailed description include a unitary or monolithic composite or hybrid cushioning structure(s) and profile(s) comprised of a cellular thermoplastic foam and a thermoset material. The thermoset material may also be provided as cellular foam as well. In one embodiment di
Embodiments disclosed in the detailed description include a unitary or monolithic composite or hybrid cushioning structure(s) and profile(s) comprised of a cellular thermoplastic foam and a thermoset material. The thermoset material may also be provided as cellular foam as well. In one embodiment disclosed herein, the unitary composite cushioning structure is formed from a cellular thermoplastic foam and a thermoset material. The cellular thermoplastic foam provides support characteristics to the unitary composite cushioning structure. The thermoset material provides a resilient structure with cushioning characteristics to the cushioning structure. A stratum is disposed between at least a portion of the cellular thermoplastic foam and at least a portion of the thermoset material to secure the at least a portion of the thermoset material to the at least a portion of the cellular thermoplastic foam to provide a unitary composite cushioning structure.
대표청구항▼
1. A unitary composite cushioning structure formed from a cellular thermoplastic material and a cellular thermoset material, comprising: a cellular thermoplastic material providing support characteristics and cushioning characteristics;a cellular thermoset material providing a resilient structure wi
1. A unitary composite cushioning structure formed from a cellular thermoplastic material and a cellular thermoset material, comprising: a cellular thermoplastic material providing support characteristics and cushioning characteristics;a cellular thermoset material providing a resilient structure with cushioning characteristics; anda stratum disposed between at least a portion of the cellular thermoplastic material and at least a portion of the cellular thermoset material formed and defined by a non-solid phase of the cellular thermoset material on a cellular thermoplastic foam profile, wherein the cellular thermoset material undergoes a transition into a solid phase intermixing with and comprising a direct chemical bond with the cellular thermoplastic material, to secure the at least a portion of the cellular thermoset material directly to the at least a portion of the cellular thermoplastic material to form the unitary composite cushioning structure exhibiting a combination of the support characteristics and the resilient structure with cushioning characteristics when the unitary composite cushioning structure is placed under a load. 2. The unitary composite cushioning structure of claim 1, wherein the support characteristics of the cellular thermoplastic material and the resilient structure with cushioning characteristics of the cellular thermoset material independently contribute to the combination of the support characteristics and the resilient structure with cushioning characteristics of the unitary composite cushioning structure. 3. The unitary composite cushioning structure of claim 1, wherein the cellular thermoplastic material is comprised from the group consisting of a cellular polypropylene foam, a cellular polypropylene copolymer foam, a cellular polystyrene foam, a cellular polyethylene foam, a cellular ethylene vinyl acetate (EVA) foam, a cellular thermoplastic olefin (TPO) foam, a cellular thermoplastic polyester foam, a cellular thermoplastic vulcanizate (TPV) foam, a cellular polyvinyl chloride (PVC) foam, a cellular chlorinated polyethylene foam, a cellular styrene block copolymer foam, a cellular ethylene methyl acrylate (EMA) foam, and a cellular ethylene butyl acrylate (EBA) foam. 4. The unitary composite cushioning structure of claim 1, wherein the cellular thermoplastic material is comprised of a closed cellular thermoplastic material. 5. The unitary composite cushioning structure of claim 1, wherein the density of the cellular thermoplastic material is between ½ lb. per cubic foot (lb./ft3) to 30 lbs./ ft3. 6. The unitary composite cushioning structure of claim 1, wherein the cellular thermoset material is comprised from the group consisting of a polyurethane material, a melamine-formaldehyde material, silicone, a polyester material, natural latex rubber, and synthetic latex rubber. 7. The unitary composite cushioning structure of claim 1, wherein the density of the cellular thermoset material is between 1 lb. per cubic foot (lb./ft3) to 15 lbs./ft3. 8. The unitary composite cushioning structure of claim 1, wherein the cellular thermoset material is comprised from the group consisting of a cellular polyurethane foam, a cellular melamine-formaldehyde foam, a silicone foam, a cellular polyester foam, a cellular natural latex rubber foam, and a cellular synthetic latex rubber foam. 9. The unitary composite cushioning structure of claim 1, further comprising convolutions disposed in a surface of the cellular thermoset material not in contact with the stratum. 10. The unitary composite cushioning structure of claim 1, further comprising at least one filler material mixed into the cellular thermoset material to provide stability to the cellular thermoset material. 11. The unitary composite cushioning structure of claim 10, wherein the at least one filler material is comprised of at least one of corc dust, ground foam, nano clay, carbon nano tubes, calcium carbonate, and flyash. 12. The unitary composite cushioning structure of claim 1, further comprising a chemical bonding agent mixed in the cellular thermoplastic material to provide the direct chemical bond between the at least a portion of the cellular thermoplastic material and the at least a portion of the cellular thermoset material. 13. The unitary composite cushioning structure of claim 1, wherein the direct chemical bond is comprised of a cohesive or adhesive bond provided in the stratum to adhere the at least a portion of the cellular thermoplastic material to the at least a portion of the cellular thermoset material. 14. The unitary composite cushioning structure of claim 1, wherein the cellular thermoplastic material is provided in the cellular thermoplastic foam profile having at least one chamber disposed therein, wherein the cellular thermoset material is disposed in the at least one chamber of the cellular thermoplastic foam profile. 15. The unitary composite cushioning structure of claim 14, wherein the at least one chamber is a closed chamber. 16. The unitary composite cushioning structure of claim 14, wherein the at least one chamber is an open chamber. 17. The unitary composite cushioning structure of claim 16, wherein the cellular thermoplastic foam profile is comprised of a C-shaped thermoplastic profile with the open chamber disposed therein. 18. The unitary composite cushioning structure of claim 14, wherein the cellular thermoplastic foam profile is either extruded, molded, casted, or thermally formed. 19. The unitary composite cushioning structure of claim 1 encapsulated in a second cellular thermoplastic material. 20. The unitary composite cushioning structure of claim 1 encapsulated in a second thermoset material. 21. The unitary composite cushioning structure of claim 1 disposed in an assembly comprised from the group consisting of a mattress assembly, a seat assembly, a cushion, a helmet assembly, a mat, a grip, packaging, a side support, an edge support, a bolster, and a coil. 22. The unitary composite cushioning structure of claim 1, wherein the cellular thermoplastic material is comprised of a cellular thermoplastic geometrically designed profile. 23. The unitary composite cushioning structure of claim 22, wherein the cellular thermoset material is disposed in the cellular thermoplastic geometrically designed profile. 24. The unitary composite cushioning structure of claim 1, wherein the cellular thermoplastic material is comprised of an open cellular thermoplastic material. 25. The unitary composite cushioning structure of claim 1, wherein the cellular thermoplastic material is comprised of a partially closed cellular thermoplastic material. 26. The unitary composite cushioning structure of claim 1, further comprising an adhesion promotion agent mixed in the cellular thermoplastic material to provide the direct chemical bond between the at least a portion of the cellular thermoplastic material and the at least a portion of the cellular thermoset material. 27. A mattress assembly for bedding or seating, comprising: at least one mattress component comprised of a unitary composite cushioning structure formed from a cellular thermoplastic material and a cellular thermoset material, comprising: the cellular thermoplastic material providing support and cushioning characteristics;the cellular thermoset material providing a resilient structure with cushioning characteristics; anda stratum disposed between at least a portion of the cellular thermoplastic material and at least a portion of the cellular thermoset material formed and defined by a non-solid phase of the cellular thermoset material on a cellular thermoplastic foam profile, wherein the cellular thermoset material undergoes a transition into a solid phase intermixing with and comprising a direct chemical bond with the cellular thermoplastic material to secure the at least a portion of the cellular thermoset material directly to the at least a portion of the cellular thermoplastic material to form the unitary composite cushioning structure exhibiting a combination of the support and cushioning characteristics and the resilient structure with cushioning characteristics when the unitary composite cushioning structure is placed under a load. 28. The mattress assembly of claim 27, wherein the at least one mattress component is comprised from the group consisting of a foundation, a base, an innerspring, a core, at least one edge support, at least one side support, at least one corner support, at least one lumbar support, at least comfort layer, and at least one padding layer. 29. The mattress assembly of claim 27, further comprising at least one channel disposed in the cellular thermoplastic material, wherein the cellular thermoset material is disposed within the at least one channel. 30. The mattress assembly of claim 29, wherein the at least one channel is comprised of at least one open channel. 31. The mattress assembly of claim 29, wherein the at least one channel is comprised of at least one closed channel. 32. The mattress assembly of claim 29, wherein the at least one mattress component is comprised of a plurality of mattress components and the at least one channel is comprised of a plurality of channels, wherein a first mattress component of the plurality of mattress components in a first zone includes a first cushioning characteristic and a second mattress component of the plurality of mattress components in a second zone includes a second cushioning characteristic different from the first cushioning characteristic. 33. The mattress assembly of claim 32, wherein the at least one mattress component includes at least one horizontal mattress component. 34. The mattress assembly of claim 32, wherein the at least one mattress component includes at least one vertical mattress component. 35. The mattress assembly of claim 32, wherein the first mattress component provides lumbar support. 36. The mattress assembly of claim 32, wherein the at least one mattress component is comprised of a coil-shaped profile to provide spring-like cushioning properties. 37. The mattress assembly of claim 36, wherein the coil-shaped profile is comprised of a cylindrical-shaped profile of the cellular thermoplastic material having a chamber disposed therein, and the cellular thermoset material is disposed in the chamber, such that the stratum is disposed between an inner surface of the cylindrical-shaped profile and an outer surface of the cellular thermoset material. 38. The mattress assembly of claim 27, further comprising at least one filler material mixed into the cellular thermoset material to provide stability to the cellular thermoset material. 39. The mattress assembly of claim 38, wherein the at least one filler material is comprised of at least one of corc dust, ground foam, nano clay, carbon nano tubes, calcium carbonate, and flyash.
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이 특허에 인용된 특허 (113)
Pufahl Joseph (10 Baer La. Locust Valley NY 11560), Adhesive coated impregnated polyurethane foam.
Giez Edmund (Leichlingen DEX) Pascik Imre (Monheim DEX) Priemer Joachim (Odenthal DEX), Filler-modified polyurethane foam supports for bioconversion processes.
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