公开(公告)号：US20220097344A1

公开(公告)日：2022-03-31

申请号：US17487846

申请日：2021-09-28

Applicant: CertainTeed Gypsum, Inc.

Inventor： Aldo Glean ,  Zhiqiang Shi ,  Xuejuan Xu ,  Ying Wang ,  Choung-Houng Lai ,  James Dimitrakopoulos ,  Jia Liu ,  John Langlois ,  Eric Dong ,  Gabriel Guyard ,  Mithun N. Kamath ,  Phillip Evans ,  Donald J. Beaudry

IPC: B32B13/14 ,  E04C2/28 ,  B32B3/30 ,  B32B5/02 ,  B32B5/18 ,  B32B13/04

Abstract: The present disclosure relates to a plaster board comprising a first layer of hardened plaster material comprising a first surface and an opposed second surface, a second layer of hardened plaster material comprising a first surface and an opposed second surface, wherein the first surface of the second layer faces the first surface of the first layer, and a viscoelastic interlayer disposed between the first surface of the first layer and the first surface of the second layer, wherein the interlayer includes a score-and-snap element.