NONWOVEN FILTRATION MEDIA

A nonwoven suitable as a filtration media in provided. The nonwoven includes at least one layer including a plurality of submicron fibers directly or indirectly supported by a spunbond layer. Methods of making such nonwovens are also provided. Facemasks including such nonwovens are also provided. L&...

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Bibliographische Detailangaben
Hauptverfasser:	CALLADO, Alberto, GARCIA, Robert, CANO, Elisabeth Torres
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	BANDAGES, DRESSINGS OR ABSORBENT PADS DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FOMENTATION HUMAN NECESSITIES HYGIENE LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MEDICAL OR VETERINARY SCIENCE ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PERFORMING OPERATIONS PROSTHESES TRANSPORTING TREATMENT OR PROTECTION OF EYES OR EARS
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Beschreibung
Zusammenfassung:	A nonwoven suitable as a filtration media in provided. The nonwoven includes at least one layer including a plurality of submicron fibers directly or indirectly supported by a spunbond layer. Methods of making such nonwovens are also provided. Facemasks including such nonwovens are also provided. L'invention concerne un non-tissé approprié en tant que milieu de filtration. Le non-tissé comprend au moins une couche comprenant une pluralité de fibres submicroniques supportées directement ou indirectement par une couche filée-liée. L'invention concerne également des procédés de fabrication de tels non-tissés. L'invention concerne en outre des masques faciaux comprenant de tels non-tissés.