Waterproofing membrane
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United States of America Patent
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Jun 23, 2009
Grant Date -
May 25, 2006
app pub date -
Aug 5, 2005
filing date -
Feb 6, 2003
priority date (Note) -
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Abstract
A waterproofing membrane comprising a structure incorporating a fiber layer and wherein to one side of said structure a bituminous mass is applied and another side of said structure is covered on its surface with a substance comprising a mineral or organic filler and an acrylic polymer, whereby said substance comprises between 15% and 25% by dry weight of said acrylic polymer and mixed therewith between 4% and 22% by dry weight of titanium dioxide.
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