Insulation blanket
First Claim
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1. An insulation blanket comprising a composite encased with a heat-sealable polymer, said heat-sealable polymer comprising a flame retardant thermoplastic polyolefin, said composite comprising fibrous insulation, foam insulation, or a combination thereof and a high temperature-resistant layer adjacent said insulation.
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Abstract
Insulation blankets featuring a thermoplastic polyolefin protective covering.
128 Citations
14 Claims
- 1. An insulation blanket comprising a composite encased with a heat-sealable polymer, said heat-sealable polymer comprising a flame retardant thermoplastic polyolefin, said composite comprising fibrous insulation, foam insulation, or a combination thereof and a high temperature-resistant layer adjacent said insulation.
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11. An insulation blanket comprising a composite encased within a heat-sealable polymer comprising a flame retardant, rubber-toughened, thermoplastic polyolefin, said composite comprising a lofty non-woven mat comprising thermoplastic fibers and a high temperature-resistant layer comprising ceramic fibers adjacent said mat.
- 12. An insulation blanket comprising fibrous insulation, foam insulation, or a combination thereof supported on one face of a vapor-permeable backing sheet and a heat-sealable polymer comprising a thermoplastic polyolefin sealed to said face of said vapor-permeable backing sheet.
Specification