Valerie Rodriguez

US Patent:

20040185173, Sep 23, 2004

Filed:

Mar 21, 2003

Appl. No.:

10/394381

Inventors:

Slawomir Ratomski - New York NY, US
Valerie Rodriguez - New York NY, US
Vezen Wu - New York NY, US

International Classification:

B32B035/00

US Classification:

427/140000, 106/675000, 106/735000

Abstract:

A composition and method for treating a surface is described. In one embodiment, the composition comprises about 10% to 90% by weight of cement, about 10% to 90% by weight of plaster, about 0.01% to about 20% by weight of lime, and about 0% to about 30% by weight of perlite. In another embodiment, the composition comprises plaster, cement, perlite, lime, joint compound and water, wherein the plaster, cement, perlite, and lime are in a ratio of about 10-90: 10-90: 0-30: 0.01-20 by weight. In another embodiment, the composition is prepared by a method comprising: (a) providing a first mixture comprising plaster, cement, perlite, and lime; (b) converting the first mixture to a second mixture by a method selected from the group consisting of stirring the first mixture, passing the first mixture through a strainer, and milling the first mixture; and (c) mixing the second mixture with joint compound and water to obtain the composition.