Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
May 20, 2008
Patent Application Number
11410738
Date Filed
April 25, 2006
Patent Primary Examiner
Patent abstract
Emulsions, useful for imparting water resistance to gypsum products are disclosed. The emulsions of the invention include at least one wax, an alkyl phenol and a hydrophyllic metallic salt, preferably magnesium sulfate. The emulsions of the invention do not require the addition of a starch compound and therefore exhibit enhanced stability even at higher solids content then compared to prior art emulsions.
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