Title:
NON-WOVEN FABRIC FOR SKIN CARE PRODUCTS, FACE MASK, AND CLEANSING SHEET
Document Type and Number:
WIPO Patent Application WO/2020/071228
Kind Code:
A1
Abstract:
Provided is a non-woven fabric for skin care products, which has excellent handling properties when used in a skin care product, also has excellent attachability to skin when used in a skin care product, and also has an excellent property to swab a cosmetic attached onto skin. The non-woven fabric for skin care products of the present invention comprises thermoplastic resin fibers each having a single fiber diameter of 50 to 800 nm inclusive and cellulose fibers, wherein the tensile strength of the cellulose fibers as measured in accordance with JIS L 1015:2010 8.7.2 is 1.9 cN/dtex or less, the total content of the thermoplastic resin fibers and the cellulose fibers is 85% by mass or more relative to the whole mass of the non-woven fabric for skin care products, the ratio of the content of the thermoplastic resin fibers to the content of the cellulose fibers (i.e., (thermoplastic resin fibers)/(cellulose fibers)) is 0.23 to 1.50 by mass, and the density of the non-woven fabric for skin care products is 0.08 to 0.16 g/cm3.
Inventors:
OYAMA KUMI (JP)
KAJIYAMA HIROSHI (JP)
NAKAHARA MAKOTO (JP)
KAJIYAMA HIROSHI (JP)
NAKAHARA MAKOTO (JP)
Application Number:
PCT/JP2019/037824
Publication Date:
April 09, 2020
Filing Date:
September 26, 2019
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
D04H1/4382; A61K8/02; A61K8/73; A61K8/88; A61Q19/10; D04H1/4258
Domestic Patent References:
| WO2018235859A1 | 2018-12-27 | |||
| WO2012173116A1 | 2012-12-20 |
Foreign References:
| JP2012223396A | 2012-11-15 | |||
| JP2006045096A | 2006-02-16 | |||
| JP2013240432A | 2013-12-05 | |||
| JP2013209337A | 2013-10-10 | |||
| JP2009097121A | 2009-05-07 | |||
| JP2009097121A | 2009-05-07 |
Other References:
TATSUYA HONGU: "Textile encyclopedia ", 25 March 2002, ISBN: 4-621-04959-3, article "Passage; Textile encyclopedia", pages: 1009 - 1010, XP009526724
See also references of EP 3862475A4
See also references of EP 3862475A4
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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