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1. (WO2018132447) SAG RESISTANT ACOUSTICAL CEILING PANEL WITH A FILLED LATEX BINDER SYSTEM THAT ENHANCES STRENGTH AND DURABILITY

Pub. No.:    WO/2018/132447    International Application No.:    PCT/US2018/013122
Publication Date: Fri Jul 20 01:59:59 CEST 2018 International Filing Date: Thu Jan 11 00:59:59 CET 2018
IPC: E04B 9/04
E04C 2/26
Applicants: ARMSTRONG WORLD INDUSTRIES, INC.
Inventors: KRICK, Charles G.
TORRE, Bartolo J.
WIKER, Anthony L.
PAPE, James D.
Title: SAG RESISTANT ACOUSTICAL CEILING PANEL WITH A FILLED LATEX BINDER SYSTEM THAT ENHANCES STRENGTH AND DURABILITY
Abstract:
Described herein is a building panel comprising a body, the body comprising: a fiber; a latex binder present in an amount ranging from about 3 wt. % to about 10 wt. % based on the total weight of the body; and an inorganic particle having an average particle size ranging from about 1 micron to about 13 microns; wherein the inorganic particle and the binder are present in a weight ratio ranging from about greater than 1:1 to about 6:1.