公开(公告)号：WO2022271620A1

公开(公告)日：2022-12-29

申请号：PCT/US2022/034231

申请日：2022-06-21

Applicant: DDP SPECIALTY ELECTRONIC MATERIALS US, LLC

Inventor： ROFRANO, Joseph ,  WOODCRAFT, Valentina ,  DESHANO, Brian ,  BARGER, Mark

IPC: E04B1/80 ,  E04C2/296 ,  B32B27/06 ,  B32B27/08 ,  B32B27/18 ,  B32B27/20 ,  B32B27/30 ,  B32B27/32 ,  E04D13/16 ,  E04D3/35 ,  B32B5/18 ,  B32B2250/05 ,  B32B2250/40 ,  B32B2262/106 ,  B32B2264/10 ,  B32B2264/1022 ,  B32B2264/104 ,  B32B2264/108 ,  B32B2264/201 ,  B32B2264/2032 ,  B32B2266/0228 ,  B32B2266/0242 ,  B32B2307/304 ,  B32B2307/40 ,  B32B2307/4026 ,  B32B2307/41 ,  B32B2307/416 ,  B32B2307/5825 ,  B32B2307/72 ,  B32B2307/7244 ,  B32B2307/7246 ,  B32B2307/7265 ,  B32B2307/732 ,  B32B2419/06 ,  B32B27/065 ,  B32B27/306 ,  E04D13/1662

Abstract: An inverted roof membrane assembly (IRMA) includes decking, a waterproofing membrane above the decking, a layer of polymer foam insulation board above the waterproofing membrane, and ballast above the polymer foam insulation board layer. The polymer foam insulation board includes a polymer foam layer that includes an alkenyl aromatic polymer and an infrared radiation attenuator, and first and second facer layers.