Patent ID: 8961675
Filing Date: 2015-02-24
Classification: C08L,E04B,E04F

Abstract:
1. A ceiling tile formed from an aqueous slurry of ingredients including fiber, filler, binder and chitosan, said ingredients being homogenously dispersed throughout the aqueous slurry for interacting of the chitosan with the other of said slurry ingredients whereby the ceiling tile formed of the aqueous slurry is structurally reinforced by the chitosan at least interacting with the binder as compared with an identically formed ceiling tile of the same slurry ingredients except for the chitosan, said fiber comprising at least one component of mineral wool, glass fiber and cellulose fiber, said filler comprising at least one component of perlite, calcium carbonate, clay and stucco, and said binder comprising at least one component of starch and latex.