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1. WO2022163187 - SHEET FOR FACE MASKS

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Publication Number WO/2022/163187
Publication Date 04.08.2022
International Application No. PCT/JP2021/046344
International Filing Date 15.12.2021
IPC
A62B 18/02 2006.1
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
18Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes
02Masks
D04H 1/728 2012.1
DTEXTILES; PAPER
04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING
1Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
70characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
72the fibres being randomly arranged
728by electro-spinning
D04H 3/16 2006.1
DTEXTILES; PAPER
04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING
3Non woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
08characterised by the method of strengthening or consolidating
14with bonds between thermoplastic yarns or filaments produced by welding
16with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
A41D 13/11 2006.1
AHUMAN NECESSITIES
41WEARING APPAREL
DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
13Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
05protecting only a particular body part
11Protective face masks, e.g. for surgical use, or for use in foul atmospheres
CPC
A41D 13/11
AHUMAN NECESSITIES
41WEARING APPAREL
DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
13Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
05protecting only a particular body part
11Protective face masks, e.g. for surgical use, or for use in foul atmospheres
A62B 18/02
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
18Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes ; or incorporating a pump or compressor for reducing the inhalation effort
02Masks
D04H 1/728
DTEXTILES; PAPER
04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL
1Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
70characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
72the fibres being randomly arranged
728by electro-spinning
D04H 3/16
DTEXTILES; PAPER
04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL
3Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
08characterised by the method of strengthening or consolidating
16with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
Applicants
  • 花王株式会社 KAO CORPORATION [JP]/[JP]
Inventors
  • 茂木　知之 MOTEGI, Tomoyuki
  • 椎葉　諒太 SHIIBA, Ryota
  • 石川　雅隆 ISHIKAWA, Masataka
  • 阿部　裕太 ABE, Yuta
Agents
  • 弁理士法人イイダアンドパートナーズ IIDA & PARTNERS
  • 飯田　敏三 IIDA, Toshizo
  • 赤羽　修一 AKABA, Shuichi
  • 後藤　隆 GOTO, Takashi
Priority Data
2021-01229628.01.2021JP
Publication Language Japanese (ja)
Filing Language Japanese (JA)
Designated States
Title
(EN) SHEET FOR FACE MASKS
(FR) FEUILLE POUR MASQUES FACIAUX
(JA) 衛生マスク用シート
front page image
Abstract
(EN) A sheet for face masks having a WC value which expresses the work until maximum pressure in the thickness direction of 0.3Pa·m or higher, and also having a collection efficiency of particles which have a particle diameter greater than 1μm of 85% or higher.
(FR) L'invention concerne une feuille pour masques faciaux ayant une valeur WC qui exprime le travail jusqu'à une pression maximale dans la direction d'épaisseur de 0,3 Pa·m ou plus, et ayant également un rendement de collecte de particules qui possèdent un diamètre de particule supérieur à 1 µm de 85 % ou plus.
(JA) 厚み方向の最大圧力までの仕事量を示すＷＣ値が０．３Ｐａ・ｍ以上であり、かつ、粒径１μｍ超の粒子の捕集率が８５％以上である、衛生マスク用シート。
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