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Summary:AN ACOUSTICAL PLASTER SYSTEM FEATURES A BASE LAYER MIXTURE (1) AND A FINISH LAYER MIXTURE (5). THE BASE LAYER MIXTURE (1) INCLUDES A FIRST BINDER, A FIRST THICKENER AND A PLURALITY OF FIRST PARTICLES, WITH THE FIRST PARTICLES BEING POROUS, LIGHTWEIGHT, NON-CLOSE PACKING PARTICLES HAVING A FIRST MEAN DIAMETER. THE FINISH LAYER MIXTURE (5) INCLUDES A POWDER LATEX BINDER, A SECOND THICKENER AND A PLURALITY OF SECOND PARTICLES, WITH THE SECOND PARTICLES BEING POROUS, LIGHTWEIGHT PARTICLES HAVING A SECOND DIAMETER. THE FIRST MEAN DIAMETER IS LARGER THAN SAID SECOND MEAN DIAMETER.
Bibliography:Application Number: MY2011PI02203