发明名称 STACK OF INTERFOLDED FACE MASKS AND DISPENSER
摘要 A method of making a face mask is disclosed. The method includes providing an elastic nonwoven web continuous in a machine direction, the elastic nonwoven web having a central lane extending in the machine direction; bonding a filtering web to the central lane of the elastic nonwoven web to provide a layered web, the filtering web being continuous in the machine direction and having a cross-web width that is substantially the same as the cross-web width of the central lane; and stamping a face mask into the layered web. A face mask and a continuous layered web having a plurality of face masks disposed thereon are also disclosed.
申请公布号 EP2542309(A2) 申请公布日期 2013.01.09
申请号 EP20110751249 申请日期 2011.03.02
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 TSUEI, ALEXANDER C.
分类号 A62B23/02;A41D13/11;B65D83/00;B65H45/24 主分类号 A62B23/02
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