发明名称 GESICHTSMASKEN MIT DARAN DURCH WÄRME UND DRUCK BEFESTIGTEM ELASTISCHEN UND POLYOLEFIN-THERMOPLASTISCHEN BAND
摘要 A filtration face mask 10 that comprises a mask body 20 and a band 30. The mask body is adapted to cover the nose and mouth of a wearer and that comprises polyolefin containing fibers. The band 30 comprises an elastic constituent and a fibrous thermoplastic constituent. The fibrous thermoplastic constituent has a melting point of about 250° C. or less and is a polyolefin or a substituted polyolefin. The band is attached to the mask body by heat and pressure at securement points 23.
申请公布号 DE69919595(T2) 申请公布日期 2005.09.15
申请号 DE1999619595T 申请日期 1999.09.24
申请人 3M INNOVATIVE PROPERTIES CO., ST. PAUL 发明人 XUE, JIANXIAN;CASAR, C.
分类号 A45D44/12;A41D13/11;A62B18/08;A62B23/02;B29C65/00 主分类号 A45D44/12
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