公开(公告)号：US11518141B2

公开(公告)日：2022-12-06

申请号：US16585799

申请日：2019-09-27

Applicant: UNITED STATES GYPSUM COMPANY

Inventor： Jeffrey W. Donelan ,  Michael P. Shake ,  Ajith M. Rao ,  James M. Ullett ,  Yanfei Peng

IPC: B32B9/00 ,  B32B15/12 ,  B32B5/02 ,  E04C2/04 ,  B32B15/20 ,  B32B37/18 ,  B32B37/00

Abstract: An exterior sheathing cementitious panel which prevents water penetration and air leakage is provided. Methods for manufacturing exterior sheathing cementitious panels with a highly efficient integrated air/water barrier sheet are also provided. An exterior sheathing system employing the exterior sheathing cementitious panel is provided.