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Sound damping wallboard and method of forming a sound damping wallboard

  • US 9,909,304 B2
  • Filed: 10/13/2016
  • Issued: 03/06/2018
  • Est. Priority Date: 02/05/2015
  • Status: Active Grant
First Claim
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1. A sound damping wallboard, comprising:

  • a gypsum layer having a first side with a first gypsum surface;

    a first encasing layer at least partially covering the first gypsum surface to form a first encasing layer portion;

    a sound damping layer on the first side covering at least part of the first encasing layer portion, the sound damping layer having a sound damping layer surface opposite the gypsum layer; and

    an outer encasing layer on the sound damping layer surface.

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