A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
High density polyurethane and polyisocyanurate construction boards and composite boards
A construction board comprising a cellular body including at least one planar surface, where the cellular body includes a polyurethane or polyisocyanurate cellular structure, where the cellular structure has a density greater than about 2.5 pounds per cubic foot, an ISO index of at least 270, and where the cellular body includes at least 5.0% by weight flame retardant based on the weight of the cellular body.
High density polyurethane and polyisocyanurate construction boards and composite boards
A construction board comprising a cellular body including at least one planar surface, where the cellular body includes a polyurethane or polyisocyanurate cellular structure, where the cellular structure has a density greater than about 2.5 pounds per cubic foot, an ISO index of at least 270, and where the cellular body includes at least 5.0% by weight flame retardant based on the weight of the cellular body.
High density polyurethane and polyisocyanurate construction boards and composite boards
LETTS JOHN (author) / BRANDT GREGORY (author)
2015-12-29
Patent
Electronic Resource
English
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