The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 02, 2015
Filed:
Oct. 20, 2011
Jonathan T. Stuart, Lansdale, PA (US);
Christopher Lyons, Lichfield, GB;
Don Indrajith Perera, Oak Park, AU;
Jonathan T. Stuart, Lansdale, PA (US);
Christopher Lyons, Lichfield, GB;
Don Indrajith Perera, Oak Park, AU;
Henry Company LLC, El Segundo, CA (US);
Abstract
Aqueous wax emulsions are disclosed herein for use in gypsum formulations and other building products which emulsions include water; a paraffinic hydrocarbon; a montan wax component; and a hydrocarbon component. Optional emulsion and strength additives may be included in the emulsion or in a slurry formed from such emulsion for preparing a settable gypsum composition herein. The hydrocarbon component is at least one hydrocarbon compound having from 5 to 20 carbon atoms or at least one hydrocarbon resin which is based on the at least one hydrocarbon compound as a monomer, wherein the resin is at least a dimer comprising the hydrocarbon compound and the resin has a molecular weight (Mw) of no greater than about 3,000, wherein the hydrocarbon compound is saturated or unsaturated, functionalized or nonfunctionalized and is aliphatic, alicyclic, or aromatic, wherein the hydrocarbon component has a softening point of from about 22° C. to about 110° C.