Sound damping wallboard and method of forming a sound damping wallboard
First Claim
Patent Images
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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Abstract
A sound damping wallboard and methods of forming a sound damping wallboard are disclosed. The sound damping wallboard includes 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, and a sound damping layer on the first side covering at least part of the first encasing layer portion.
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Citations
22 Claims
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1. A sound damping wallboard, comprising:
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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. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method of forming a sound damping wallboard, comprising the steps of:
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providing a first gypsum layer having a first side with a first gypsum surface, and a first encasing layer covering the first gypsum surface; and removing at least part of the first encasing layer to expose the first gypsum surface, form a first gypsum surface portion on the first side, and allow application of a sound damping layer to the first side to cover at least part of the first gypsum surface portion. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. A sound damping wallboard, comprising:
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a gypsum layer having a first side with a first gypsum surface and a second side with a second gypsum surface; a first encasing layer at least partially covering the first gypsum surface; a second encasing layer at least partially covering the second gypsum surface opposite the first gypsum surface; a sound damping layer at the first side of the gypsum layer and at least partially covering 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. - View Dependent Claims (19, 20, 21, 22)
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Specification