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Patent Searching and Data


Title:
SHEET FOR FACE MASKS
Document Type and Number:
WIPO Patent Application WO/2022/163187
Kind Code:
A1
Abstract:
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.

Inventors:
MOTEGI TOMOYUKI (JP)
SHIIBA RYOTA (JP)
ISHIKAWA MASATAKA (JP)
ABE YUTA (JP)
Application Number:
PCT/JP2021/046344
Publication Date:
August 04, 2022
Filing Date:
December 15, 2021
Export Citation:
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Assignee:
KAO CORP (JP)
International Classes:
A62B18/02; A41D13/11; D04H1/728; D04H3/16
Attorney, Agent or Firm:
IIDA & PARTNERS et al. (JP)
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