公开(公告)号：US20210002890A1

公开(公告)日：2021-01-07

申请号：US16918125

申请日：2020-07-01

Applicant: ARMSTRONG WORLD INDUSTRIES, INC.

Inventor： Charles G. KRICK ,  Bruce E. ADAMS ,  Kimberly S. DIFFENBAUGH

IPC: E04B1/86 ,  D21H13/40 ,  D21H11/18 ,  D21H17/28 ,  D21H17/68 ,  D21J1/20

Abstract: Described herein is an acoustic building panel comprising a body comprising inorganic fiber in an amount ranging from about 60.0 wt. % to about 90.0 wt. % based on the total weight of the body; and microfibrillated fiber in an amount ranging from about 0.5 wt. % to about 10 wt. % based on the total weight of the body.