Title:
FACE MASK
Document Type and Number:
WIPO Patent Application WO/2011/016462
Kind Code:
A1
Abstract:
Disclosed is a face mask which does not allow a virus or the like to remain in the outer surface of the mask main body and can exhibit high antibacterial and antiviral actions and which has improved air permeability, collecting properties, and productivity.
The face mask (1) comprises a mask main body (10) and ear loop parts (20) extending from both sides of the mask main body (10), the mask main body (10) including an outer layer sheet and an interlayer sheet. The outer layer sheet is constituted of hydrophobic fibers. The interlayer sheet has been laminated to the outer layer sheet so as to be located nearer on the wearer side than the outer layer sheet, and comprises a first fibrous layer constituted of polyolefin fibers containing an inorganic antibacterial and a second fibrous layer constituted of polyolefin fibers that have a larger fiber diameter than the first fibrous layer. The first fibrous layer has a fiber diameter in the range of 0.5-2.8 µm, and the ratio of the particle diameter of the inorganic antibacterial to the fiber diameter in the first fibrous layer is in the range of 0.1-6.0.
Inventors:
SHIBATA Akira (1531-7 Wadahama Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
柴田 彰 (〒02 香川県観音寺市豊浜町和田浜１５３１－７ ユニ・チャーム株式会社テクニカルセンター内 Kagawa, 〒7691602, JP)
ISHIGAMI Makoto (1531-7 Wadahama Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
柴田 彰 (〒02 香川県観音寺市豊浜町和田浜１５３１－７ ユニ・チャーム株式会社テクニカルセンター内 Kagawa, 〒7691602, JP)
ISHIGAMI Makoto (1531-7 Wadahama Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
Application Number:
JP2010/063125
Publication Date:
February 10, 2011
Filing Date:
August 03, 2010
Export Citation:
Assignee:
UNI-CHARM CORPORATION (182 Shimobun, Kinsei-cho Shikokuchuo-sh, Ehime 11, 〒7990111, JP)
ユニ・チャーム株式会社 (〒11 愛媛県四国中央市金生町下分１８２番地 Ehime, 〒7990111, JP)
SHIBATA Akira (1531-7 Wadahama Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
柴田 彰 (〒02 香川県観音寺市豊浜町和田浜１５３１－７ ユニ・チャーム株式会社テクニカルセンター内 Kagawa, 〒7691602, JP)
ユニ・チャーム株式会社 (〒11 愛媛県四国中央市金生町下分１８２番地 Ehime, 〒7990111, JP)
SHIBATA Akira (1531-7 Wadahama Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
柴田 彰 (〒02 香川県観音寺市豊浜町和田浜１５３１－７ ユニ・チャーム株式会社テクニカルセンター内 Kagawa, 〒7691602, JP)
International Classes:
A62B18/02; D04H3/00; D04H3/12; D04H3/16
Attorney, Agent or Firm:
IKEDA Toshiyuki et al. (Ikeda, Iwata and Partner 9F, Kanayamafukumaru Bldg., 4-8-13, Masaki, Naka-ku, Nagoya-sh, Aichi 24, 〒4600024, JP)