发明申请
US20090241453A1 WATER VAPOR BARRIER FOR A CONCRETE FLOORING SYSTEM 有权
用于混凝土地板系统的水蒸汽障碍物

WATER VAPOR BARRIER FOR A CONCRETE FLOORING SYSTEM
摘要:
A water vapor barrier material for a building structure includes a base entangled net material and a composite nonwoven. The composite nonwoven includes a film layer with a nonwoven layer on each side of the film layer. The film layer has a water vapor transmission rate of less than 10.0 g-MIL/100-in2/day at a temperature of 100 degrees Fahrenheit and 90 percent relative humidity.
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