Reinforced fibrous insulation product and method of reinforcing same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B32B-005/26
B32B-005/22
B32B-017/02
B32B-017/12
B32B-031/08
출원번호
US-0806810
(2004-03-23)
등록번호
US-7252868
(2007-08-07)
발명자
/ 주소
Suda,David I.
Lembo,Michael J.
출원인 / 주소
CertainTeed Corporation
대리인 / 주소
Duane Morris LLP
인용정보
피인용 횟수 :
16인용 특허 :
63
초록▼
An insulation product, and method of making the same, is provided comprising a mat containing randomly oriented fibers bonded by a binder, the mat having first and second major surfaces and a pair of side portions, and at least one flexible reinforcing layer bonded to the mat between the first and s
An insulation product, and method of making the same, is provided comprising a mat containing randomly oriented fibers bonded by a binder, the mat having first and second major surfaces and a pair of side portions, and at least one flexible reinforcing layer bonded to the mat between the first and second major surfaces and extending along a length of said mat.
대표청구항▼
What is claimed is: 1. A batt insulation product comprising: first and second insulation layers coupled together to form a batt, each insulation layer containing randomly oriented fibers bonded together by a binder, each insulation layer having first and second major surfaces and a pair of side por
What is claimed is: 1. A batt insulation product comprising: first and second insulation layers coupled together to form a batt, each insulation layer containing randomly oriented fibers bonded together by a binder, each insulation layer having first and second major surfaces and a pair of side portions; and at least one prefabricated flexible reinforcing non-woven layer comprising randomly oriented glass fibers disposed between said insulation layers and extending along a length of said batt, said at least one reinforcing layer being directly bonded to a respective major surface of each of said insulation layers and forming a bond located in between the respective major surfaces of said insulation layers along said respective major surfaces, wherein the thickness of each of said insulation layers is substantially greater than the thickness of said reinforcing layer, wherein said batt comprises a plurality of said flexible reinforcing non-woven layers disposed between said first and second insulation layers and extending along the length of said batt, wherein said plurality of reinforcing non-woven layers comprises at least two reinforcing layers disposed substantially parallel to said major surfaces and each other, and wherein said at least two reinforcing non-woven layers comprises at least two reinforcing layers disposed substantially parallel to said major surfaces and each other, and wherein said at least two reinforcing non-woven layers are coupled together along respective faces in between the insulation layers, whereby said insulation product is separable at an interface of said at least two reinforcing non-woven layers to form at least two insulation products. 2. The insulation product of claim 1, wherein said insulation batt comprises three stacked insulation layers each separated by at least one prefabricated flexible reinforcing non-woven layer comprising glass fibers. 3. The insulation product of claim 2, wherein each of said insulation layers has an insulated effectiveness (R-value) between about R-2 to R-38. 4. The insulation product of claim 1, wherein said batt is heated to cure said binder at a temperature between about 300-6000째 F.; and wherein said glass fibers have a melting temperature above about said curing temperature, said reinforcing non-woven layer being bonded to said insulation layers at least in part by said binder. 5. The insulation product of claim 1, further comprising a vapor retarder facing layer disposed on at least one of said major surfaces. 6. The insulation product of claim 5, wherein said vapor retarder facing layer comprises a Kraft paper coated with a bituminous material or a polymeric facing coated with an adhesive. 7. The insulation product of claim 1, wherein said batt has first and second major surfaces, said insulation product further comprising: at least one nonwoven facing comprising randomly oriented glass fibers adhered to at least one of said first and second major surfaces of said batt. 8. The insulation product of claim 7, further comprising a vapor retarder facing layer disposed on at least one of said major surfaces of said batt. 9. The insulation product of claim 8, wherein said vapor retarder facing layer comprises a Kraft paper coated with a bituminous material or a polymeric facing coated with an adhesive. 10. The insulation product of claim 7, wherein said batt has a density of less than about 2.0 pounds per cubic foot. 11. The insulation production of claim 1, wherein said plurality of reinforcing layers is bonded to said insulation layers at least in part with said binder. 12. A batt insulation product comprising: first and second low density insulation layers coupled together to form a batt, each insulation layer containing randomly oriented glass fibers bonded together with a binder, each insulation layer having first and second major surfaces and a pair of side portions; and a plurality of prefabricated flexible reinforcing non-woven tissue layers comprising bonded glass fibers disposed between said insulation layers and extending along a length of said batt, said plurality of tissue layers having a first face bonded to a major surface of said first insulation layer at least in part with said binder and a second face bonded to a major surface of said second insulation layer at least in part with said binder, whereby said insulation layers are bonded together along said major surfaces, wherein the thickness of said insulation layers is substantially thicker than the thickness of said tissue layer, wherein each of said tissue layers has a tensile strength along said length greater than the tensile strengths of said insulation layers, and wherein said plurality of tissue layers are directly coupled together in between said insulation layers along opposing faces at least in part with said binder, whereby said insulation product is separable at an interface of said reinforcing layers to form at least two insulation products. 13. The insulation product of claim 12, wherein the thickness of each of said insulation layers is between about 1.0-14.0 inches and the thickness of said tissue layer is less than about 10 mils. 14. A batt insulation product comprising: first and second low density insulation layers coupled together to form a batt, each insulation layer containing randomly oriented glass fibers bonded together with a binder, each insulation layer having first and second major surfaces and a pair of side portions; and a plurality of prefabricated flexible reinforcing non-woven tissue layers comprising bonded glass fibers disposed between said insulation layers and extending along a length of said batt, said plurality of tissue layers being bonded to major surfaces of both of said insulation layers by said binder, whereby said insulation layers are bonded together along said major surfaces, 15. An insulation product comprising: first and second insulation layers coupled together to form a batt, each insulation layer containing randomly oriented fibers bonded together by a binder, each insulation layer having first and second major surfaces and a pair of side portions; and a plurality of flexible reinforcing glass nonwoven layers disposed between said first and second insulation layers and extending along a length of said batt, said reinforcing layers disposed substantially parallel to said major surfaces and each other, wherein said at least two reinforcing layers are directly coupled together in between said insulation layers along respective faces, whereby said insulation product is separable at an interface of said reinforcing layers to form at least two insulation products. 16. The insulation product of claim 15, wherein said insulation product is separable by hand. 17. The insulation product of claim 15, wherein each of said flexible reinforcing layers has a thickness between about 0.0059-0.0066 inches. 18. The insulation product of claim 15, wherein said flexible reinforcing layers are bonded to said insulation layers at least in part with said binder. 19. The insulation product of claim 18, wherein said flexible reinforcing layers are bonded together between said insulation layers by said binder, said bond between said reinforcing layers being weaker than a bond between said flexible reinforcing glass layers and said insulation layers. 20. The insulation product of claim 18, wherein said flexible reinforcing layers are bonded together at said interface by said binder.
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