公开(公告)号：US20220339915A1

公开(公告)日：2022-10-27

申请号：US17648507

申请日：2022-01-20

申请人： UNITED STATES GYPSUM COMPANY

发明人： Randy MULLET ,  Alex MACDONALD

IPC分类号： B32B27/12 ,  B32B27/34 ,  B32B27/32 ,  B32B5/02 ,  B32B21/14 ,  B32B27/30 ,  B32B21/10 ,  B32B3/26 ,  B32B13/14 ,  B32B13/12 ,  E04F15/20

摘要： An acoustic isolation mat is provided for placement between a subfloor and a finished floor. The acoustic isolation mat has a first layer placed directly upon the subfloor that includes a fiberglass-containing acoustic insulation, a second layer placed directly upon the first layer that includes an entangled polymer, and a third layer placed directly upon the second layer and below the finished floor that has a sheet of fibrous material.