WAX EMULSION FOR USE IN BUILDING PRODUCTS

摘要

An aqueous wax emulsion, comppsing water, a paralfinic hydrocarbon, polyvinyl alcohol and a wax component comppsing synthetic olefin wax component The synthetic olefin wax component may be selected from the group consisting of (?) a synthetic normal a-olefin wax, (??) a synthetic olefin wax of a carbon chain length of about 20 or more carbon atoms, that is modified by oxidizing and/or by refining through distillation or stripping, and (in) combinations thereof Such emulsions are useful for settable gypsum compositions and water-resistant wallboard Also disclosed is a montan wax substitute for use in an aqueous montan-based wax emulsion