Back to results
US 8,138,107 B2Granted
Lightweight spun-bonded non-woven with particular mechanical properties
AssigneeFiberweb Corovin GmbH
InventorsSteffen Bornemann, Markus Haberer, Stefanie Streich, Dag Fohlin
Life of this patent
Estimating the term…
Abstract
Disclosed is a spunbonded non-woven made of polyolefin filaments having a titer <1.6 dtex, the spunbonded non-woven having a surface weight ≦20 g/m2, a density ≧0.06 g/cm3, a maximum tensile force of between 9.5 and 62 N in the direction of the machine and of between 4.5 and 35 N perpendicular to the direction of the machine.
Claims19
A Spun-bonded non-woven comprising:
- polyolefin filaments with a filament titer of <1.6 dtex, the spun-bonded non-woven having
- a basis weight of less than 12 g/m2,
- a density of ≧0.06 g/cm3, and
- a maximum tensile force
- from 10 to 32 N in the machine direction, and
- from 5 to 20 N across the machine direction, and wherein the polyolefin filaments contain a filler or a pigment.
3 more elements
Dependencies are inferred from the claim text.