air permeability

air permeability

[¦er ‚pər·mē·ə′bil·ə·dē]
(textiles)
The quality of porosity of a fabric; indicates the wind resistance, and therefore warmth or coolness, of the fabric.
References in periodicals archive ?
Taramid FR clothing range boasts a superior inherently non -flammable quality and provides the proven and time-tested strength of aramid fiber construction with excellent air permeability for enhanced comfort and breathability.
The air permeability as comfort related property was measured by using D737-04 standard test methods.
The skin/core design promotes material stiffness and om air through bonding technology maintains the micro 3D structure ensuring high air permeability which cannot be achieved via chemical binders or calendar bonding technologies.
The emerging technologies regarding functional fiber processing have enhanced the quality of knitwear, such as elasticity, air permeability, softness, and anti-wrinkle properties.
Key statement: Provided is a thermoplastic resin composition for the inner liner of pneumatic tires, which has low air permeability and a small percent change in air permeability from fatigue.
It is necessary to develop the materials that offer different levels of air permeability resistance, breathability, and waterproofness [1].
It provides high air permeability and it dries faster than standard battle dress uniforms, he said.
The resulting film can be applied to a wide variety of materials like leather, fabric, cardboard, paper or plastic without impairing the air permeability of the material--helping to achieve surfaces with a distinctive character that are soft, warm to the touch, and offer attractive designs.
Bendtsen (ISO 8791-2), and PPS (ISO 8791-4) roughness as well as Bendtsen air permeability (ISO 5636-3) of the samples were measured with a Lorentzen & Wettre Air permeance tester.
For the determination of intrinsic air permeability values of hardened mortars, an air permeability cell as proposed by Cabrera and Lynsdale [5] was used.
Among the specific topics discussed are the use of nanotechnology materials in masonry, testing of air permeability in masonry materials, stress relief of terra cotta facades, and testing to find the onset of freeze-thaw deterioration in masonry.