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The material selection platform
Adhesives Ingredients
The material selection platform
Adhesives Ingredients

Waterborne Drywall PVAc Joint Compound

Adhesives Formulation

Applicable Type
Applicable Industrial Sectors

Applicable Base Polymer Properties

Waterborne polyvinyl acetate adhesives have the same base latex resin that is used in wood glues. These emulsions provide a low to medium performance, inexpensive adhesive or joint compound that dries to a relatively rigid material. A typical formulation consists of polyvinyl acetate latex, filler, plasticizer (for improved flexibility), and water. Since these adhesives set by evaporation, they shrink on drying more than 100% solids adhesives or joint compounds.

Typical Formulation Ingredients

Phase
Ingredient
Parts by weight
Polyvinyl acetate emulsion (58% solids) 
xxx 
Thickener (hydroxylpropyl methylcellulose) 
xxxx 
Thickening agent (polyacrylamide resin) 
xxxx 
Plasticizer (dipropylene glycol dibenzoate) 
xxxx 
Filler (dry ground silica) 
xxxx 
Filler (fine ground attapulgite clay) 
xxx 
Filler (fine ground limestone) 
xxxx 
Water 
xxxxx 

Processing

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Resulting Properties

The low viscosity of the PVAc water emulsion and its fast setting capability provide an excellent joint compound for applying joining wallboards in construction. The joint compound has good resistance to creep and water and good adhesion to most substrates.

Tips and Tricks

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