The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 17, 2024
Filed:
Jun. 16, 2022
Ddp Specialty Electronic Materials Us, Llc, Wilmington, DE (US);
Dupont Safety & Construction, Inc., Wilmington, DE (US);
Joseph Rofrano, Wilmington, DE (US);
Valentina Woodcraft, Midland, MI (US);
Brian Deshano, Midland, MI (US);
Mark Barger, Midland, MI (US);
DDP SPECIALTY ELECTRONIC MATERIALS US, LLC, Wilmington, DE (US);
DUPONT SAFETY & CONSTRUCTION, INC., Wilmington, DE (US);
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.