Activators and methods for setting a joint compound
AssigneeUnited States Gypsum Company
InventorsGuy L. Rosenthal, Charles J. Miller, Tyler Kincaid
Life of this patent
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Abstract
A kit for preparing a set activator blend and a method for controlling a setting reaction with the set activator blend of a setting joint compound, in particular of a ready-mixed setting joint compound, the method including: 1) blending together a first set activator including a cadmium compound, lead compound and/or zinc compound and a second set activator including a ferrous compound, aluminum compound and/or manganese compound, and thereby obtaining a set activator blend; and 2) mixing the set activator blend with the setting joint compound and thereby controlling the setting reaction of the setting joint compound.
Claims14
A method for controlling a setting reaction of a setting joint compound, the method comprising:
- blending together a first set activator comprising a cadmium compound, lead compound and/or zinc compound and a second set activator comprising a ferrous compound, aluminum compound and/or manganese compound, and thereby obtaining a set activator blend;
- and
- mixing the set activator blend with the setting joint compound and thereby controlling the setting reaction of the setting joint compound.
A kit for making a set activator blend, the kit comprising a first set activator in a first package and a second set activator in a second package, and an instruction manual.
Dependencies are inferred from the claim text.