water vapor barrier

vapor barrier

vapor barrier
SeeVapor retarder.
References in periodicals archive ?
The multiple layers consist of aluminum foil, nylon, and PET that are made up of materials such as polypropylene, aluminum, and silica oxide, which act as oxygen and water vapor barrier.
Vegetable oils, as natural hydrophobic material highly available and affordable, have been studied by being incorporated in hydrophilic films to modulate the water vapor barrier properties of protein [7] and polysaccharide-based films [8].
Indeed, the results of the stability test do not convey whether a specification with a lower water vapor barrier would have been sufficient.
The new product, CVF1, demonstrates the advanced water vapor barrier qualities in currently available products, and a chemical stability that does not emit acidic gas.
A number of scientists have tested a nanocomposite consisting of low-density polyethylene (LDPE) and montmorillonite-layered silicates to see if it had better water vapor barrier properties than pure LDPE when used to package low-moisture foods.
Meeting stringent requirements for corrosion protection and water vapor barrier properties, VpCI-144 reportedly has 100 times greater barrier properties than polyethylene-coated paper.
Exhibiting properties such as excellent stiffness and water vapor barrier, controlled gel levels and ease of processing, the new grade has been specifically designed for use as a blend partner in transparent coextruded film structures, conventional coextruded film structures or in monolayer film structures.
BACK-BARRIER" is MPI's latest development in the "X-BARRIER" series of high gas barrier films with the world's highest level of water vapor barrier.
In particular, compared with the conventional transparent evaporated film for food packaging, the IB-PET-PXB film enhances water vapor barrier capability by a factor of five and oxygen barrier capability by a factor of three.
In addition to sound reduction, Flight Environment's materials provide a water vapor barrier and thermal insulation, helping to prolong the life of cabin materials while maintaining a comfortable cabin temperature.
In addition to these superior water vapor barrier properties, they also have other gas barrier properties for oxygen and carbon dioxide.
The whey protein coating also increased the water vapor barrier property of pulp paper.