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 partially covering the first gypsum surface to form a first encasing layer portion and a first gypsum surface portion on the first side; and
a sound damping layer on the first side, and covering at least part of the first encasing layer portion and the first gypsum surface portion.
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Abstract
A sound damping wallboard and methods of forming a sound damping wallboard are disclosed. The sound damping wallboard comprises a gypsum layer with a gypsum surface having an encasing layer. The encasing layer is partially removed to expose the gypsum surface and form a gypsum surface portion and a first encasing layer portion on the gypsum layer. A sound damping layer is applied to the gypsum layer to cover at least part of the gypsum surface portion and the encasing layer portion.
65 Citations
25 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 partially covering the first gypsum surface to form a first encasing layer portion and a first gypsum surface portion on the first side; and a sound damping layer on the first side, and covering at least part of the first encasing layer portion and the first gypsum surface portion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. 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; removing part of the first encasing layer to expose the first gypsum surface, and form a first encasing layer portion and a first gypsum surface portion on the first side; applying a sound damping layer to the first side to cover at least part of the first encasing layer portion and the first gypsum surface portion. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. 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; removing part of the first encasing layer to expose the first gypsum surface, and form a first encasing layer portion and a first gypsum surface portion on the first side; providing a second gypsum layer having a second side with a second gypsum surface, and a second encasing layer covering the second gypsum surface; removing part of the second encasing layer to expose the second gypsum surface, and form a second encasing layer portion and a second gypsum surface portion on the second side; applying a sound damping layer between the first side and the second side to cover at least part of the first and second encasing layer portion and the first and second gypsum surface portion. - View Dependent Claims (23, 24, 25)
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Specification