BOARD FOR WALL FINISHING AND METHOD OF PREPARING THE SAME

摘要

A board as a finishing material for a building is provided to interrupt emission of harmful substance from cement, to inhibit emission of volatile organic compounds, and to realize far infrared ray- and anion-emitting effects, deodorizing, antibacterial and dew condensation-inhibiting effects. A board as a finishing material for a building comprises: 35-45 parts by weight of sericite powder with a size of 325-1000 mesh; 35-45 parts by weight of kyoseki powder with a size of 325-1000 mesh; 5-7 parts by weight of antibacterial agent powder; 5-7 parts by weight of zeolite powder; 5-7 parts by weight of onion shell powder; 2-4 parts by weight of silver nanocolloid; 2-4 parts by weight of pine leaf extract; 2-4 parts by weight of a thickener; and 5 parts by weight of a metal oxide sol formed of a metal oxide dissolved in a weak acid. Further, the thickener is dextrin selected from a group consisting of Ipomoea batatas var. edulis dextrin and corn dextrin.