Title: Face masks having an elastic and polyolefen thermoplastic band thereto by heat and pressure
Application Number: 99816693 Application Date: 1999.09.24
Publication Number: 1352532 Publication Date: 2002.06.05
Approval Pub. Date: 2006.04.05 Granted Pub. Date: 2006.04.05
International Classifi-cation: A41D13/00;B29C65/00;A62B18/08
Applicant(s) Name: 3M Innovative Properties Co. Address:
Inventor(s) Name: Xue Jianxian;D.C. Casar
Attorney & Agent: zhu limeng
Abstract:
    A filtration face mask (10) that comprises a mask body (20) and a band (30). The mask body (20) 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 DEG C or less and is a polyolefin or a substituted polyolefin. The band (30) is attached to the mask body by heat and pressure at securement points (23).
Time: 15
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