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US 2018/0002846 A1Published application
Nonwoven fabric and process for forming the same
AssigneesFitesa Sweden AB, Fitesa Germany GmbH
InventorsElena NOVARINO, Dag FOHLIN
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AssigneesFitesa Sweden AB, Fitesa Germany GmbH
InventorsElena NOVARINO, Dag FOHLIN
Estimating the term…
The present invention relates to a nonwoven fabric comprising a plurality of polypropylene-containing fibers that form a nonwoven web, which fibers in addition contain a slip agent, the web has a side which is provided with an alternating pattern which consists of individualized bonded areas which bonded areas are in the form of rods which are arranged in the cross direction of the web, the alternating pattern of individualized bonded areas defines a non-bonded area, the web has a basis weight on the range of from 5-25 g/m2, the surface of the bonded areas is in the range of 5-20% of the total surface of the side, and the surface of the non-bonded area is in the range of 80-95% of the total surface of the side. The present invention further relates to a process for forming the nonwoven fabric.
A nonwoven fabric comprising a plurality of polypropylene-containing fibers that form a nonwoven web, which fibers in addition contain a slip agent, the web has a side which is provided with an alternating pattern which consists of individualized bonded areas which are in the form of rods which are arranged in the cross direction of the web, the alternating pattern of individualized bonded areas defines a non-bonded area, the web has a basis weight on the range of from 5-25 g/m2, the surface of the bonded areas is in the range of 5-20% of the total surface of the side, and the surface of the non-bonded area is in the range of 80-95% of the total surface of the side.
A process according to claim 110 or 12, wherein at least one of the three nonwoven webs is made by means of a spunbond process or a meltblown process.
Dependencies are inferred from the claim text.