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 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|