WO2019240224A1 - 化粧料含浸用担体 - Google Patents

化粧料含浸用担体 Download PDF

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Publication number
WO2019240224A1
WO2019240224A1 PCT/JP2019/023498 JP2019023498W WO2019240224A1 WO 2019240224 A1 WO2019240224 A1 WO 2019240224A1 JP 2019023498 W JP2019023498 W JP 2019023498W WO 2019240224 A1 WO2019240224 A1 WO 2019240224A1
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WO
WIPO (PCT)
Prior art keywords
cosmetic
viscosity
carrier
impregnated
cosmetics
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2019/023498
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
彰子 櫟
元子 土居
大平　寿彦
中村　興司
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taiki Corp Ltd
Original Assignee
Taiki Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Taiki Corp Ltd filed Critical Taiki Corp Ltd
Priority to JP2020525654A priority Critical patent/JP7742090B2/ja
Priority to KR1020207034414A priority patent/KR102593673B1/ko
Priority to CN201980039174.XA priority patent/CN112469308A/zh
Publication of WO2019240224A1 publication Critical patent/WO2019240224A1/ja
Anticipated expiration legal-status Critical
Priority to JP2024065085A priority patent/JP7811404B2/ja
Ceased legal-status Critical Current

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    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING 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 ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
    • D04H1/5412—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres sheath-core
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0208—Tissues; Wipes; Patches
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D33/00—Containers or accessories specially adapted for handling powdery toiletry or cosmetic substances
    • A45D33/34—Powder-puffs, e.g. with installed container
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D34/00—Containers or accessories specially adapted for handling liquid toiletry or cosmetic substances, e.g. perfumes
    • A45D34/04—Appliances specially adapted for applying liquid, e.g. using roller or ball
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
    • A61Q1/02—Preparations containing skin colorants, e.g. pigments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING 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 ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
    • D04H1/5418—Mixed fibres, e.g. at least two chemically different fibres or fibre blends
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D2200/00—Details not otherwise provided for in A45D
    • A45D2200/10—Details of applicators
    • A45D2200/1009—Applicators comprising a pad, tissue, sponge, or the like
    • A45D2200/1036—Applicators comprising a pad, tissue, sponge, or the like containing a cosmetic substance, e.g. impregnated with liquid or containing a soluble solid substance
    • A45D2200/1045—Applicators comprising a pad, tissue, sponge, or the like containing a cosmetic substance, e.g. impregnated with liquid or containing a soluble solid substance with one or more internal reservoirs, e.g. rupturable microcapsules
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/80—Process related aspects concerning the preparation of the cosmetic composition or the storage or application thereof
    • A61K2800/87—Application Devices; Containers; Packaging
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING 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 ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
    • D04H1/5414—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres side-by-side
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING 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 ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
    • D04H1/5416—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres sea-island

Definitions

  • the present invention relates to a cosmetic impregnation carrier. More specifically, the present invention relates to a cosmetic-impregnated carrier used for holding cosmetics, a cosmetic-impregnated body containing cosmetics in the cosmetic-impregnated carrier, and a cosmetic having the cosmetic-impregnated body.
  • the carrier for impregnating cosmetics of the present invention can be suitably used for, for example, a cosmetic-impregnated body impregnated with cosmetics such as a foundation, and puffs used when applying cosmetics to the skin and the like. .
  • Liquid cosmetics such as foundations are housed in cosmetic containers such as compacts.
  • the cosmetic container has a container main body and a lid, and stores a cosmetic impregnated body for holding the liquid cosmetic in the container main body.
  • soft sponges such as polyethylene foam, polyurethane foam, and rubber foam have been used for cosmetic impregnated bodies.
  • polyether-based urethane has been used as a carrier for holding cosmetics with stable cosmetic maintenance. Forms have been proposed (see, for example, Patent Document 1).
  • the polyether-based polyurethane foam can easily attach the liquid cosmetic present on the surface to the puff, etc., but since it has a cell structure, the liquid cosmetic is taken into the bubble, so the puff etc. Cannot be taken out easily. For this reason, there is a drawback that a large amount of liquid cosmetic that is not used remains inside the polyether polyurethane foam.
  • polyurethane foam is a foam having urethane bonds rather than fibers, it is inferior in light resistance and easily yellowed by sunlight or the like, which may cause a reduction in commercial value. Furthermore, it may be difficult to fill the liquid cosmetic with the polyurethane foam depending on the viscosity of the liquid cosmetic.
  • cosmetics can be easily filled in a large amount in a cosmetic-impregnated carrier, and the cosmetics are continuously and almost uniformly removed from the cosmetic-impregnated body filled with the cosmetics. It is desired to develop a carrier for impregnating cosmetics.
  • the present invention has been made in view of the above-described prior art, and is a cosmetic that can be easily filled with a large amount of cosmetic, and that the cosmetic can be removed almost uniformly from the cosmetic-impregnated body. It is an object of the present invention to provide an impregnation carrier, a cosmetic impregnated body containing a cosmetic in the cosmetic impregnation carrier, and a cosmetic having the cosmetic impregnated body.
  • the present invention (1) A cosmetic-impregnated carrier used for holding cosmetics, the cosmetic-impregnated carrier having a through-hole extending from the front surface to the back surface of the cosmetic-impregnated carrier; (2) The cosmetic impregnation carrier according to (1), wherein the cosmetic is a cosmetic having a high viscosity, (3) The cosmetic impregnation carrier according to (2), wherein the through-hole has a hole diameter of 0.5 to 5 mm, (4) The cosmetic impregnation carrier according to (2) or (3), wherein the ratio of the area of all through holes to the surface area of the cosmetic impregnation carrier is 1 to 30%, (5) The cosmetic impregnation carrier according to (1), wherein the cosmetic is a cosmetic having a low viscosity, (6) The cosmetic impregnation carrier according to (5), wherein the through-hole has a hole diameter of 0.1 to 0.6 mm, (7) The cosmetic impregnation carrier according to (5) or (6) above, wherein the ratio of the area of all through
  • the carrier for cosmetic impregnation according to any one of (11) The cosmetic impregnation carrier according to any one of (1) to (10), wherein the cosmetic impregnation carrier has a design on its surface, and the design is formed by the through-holes, (12)
  • the cosmetic impregnated carrier according to any one of (1) to (11), wherein the cosmetic impregnated carrier contains cosmetics
  • the carrier for impregnating cosmetics of the present invention can be easily filled with a large amount of cosmetics, and the cosmetics can be removed almost uniformly from the cosmetic-impregnated body filled with the cosmetics. There is an excellent effect.
  • the cosmetic impregnated body of the present invention contains cosmetics in the cosmetic impregnated carrier, the cosmetic impregnated body has an excellent effect that the cosmetics can be taken out almost uniformly from the cosmetic impregnated body. .
  • the cosmetic product of the present invention has the cosmetic impregnated body, it has an excellent effect that the cosmetic can be taken out almost uniformly from the cosmetic impregnated body.
  • (A) to (h) are graphs showing measurement results of the degree of removal of high-viscosity cosmetics from the high-viscosity cosmetic impregnated bodies obtained in Examples 1 to 6, Example 8 and Comparative Example 1, respectively. It is.
  • (A) to (g) are graphs showing measurement results of the degree of removal of high-viscosity cosmetics from the high-viscosity cosmetic impregnated bodies obtained in Examples 9 to 14 and Comparative Example 2, respectively.
  • (A) to (f) are graphs showing measurement results of how the high-viscosity cosmetics are removed from the high-viscosity cosmetic impregnated bodies obtained in Examples 16 to 21, respectively.
  • (A) to (e) are graphs showing measurement results of how high-viscosity cosmetics are removed from the high-viscosity cosmetic impregnated bodies obtained in Examples 23 to 26 and Comparative Example 8, respectively.
  • (A) to (d) are graphs showing measurement results of the degree of removal of high-viscosity cosmetics from the high-viscosity cosmetic impregnated bodies obtained in Examples 28 to 30 and Comparative Example 9, respectively.
  • (A) to (c) are graphs showing measurement results of the degree of removal of high-viscosity cosmetics from the high-viscosity cosmetic impregnated bodies obtained in Examples 32 to 34, respectively.
  • (A) to (e) are schematic plan views showing one embodiment of a surface design of a carrier for impregnating high viscosity cosmetics.
  • (A) to (c) are schematic plan views showing one embodiment of a surface design of a carrier for impregnating a low-viscosity cosmetic, respectively.
  • the cosmetic impregnating carrier of the present invention is a cosmetic impregnating carrier used for holding cosmetics, and has a through-hole extending from the front surface to the back surface of the cosmetic impregnating carrier. It is characterized by.
  • Cosmetic carrier impregnation means a carrier used for impregnating cosmetics.
  • the cosmetic impregnated body of the present invention is characterized in that the cosmetic impregnating carrier contains cosmetic.
  • the cosmetic impregnated body means an impregnated body in which the cosmetic impregnated carrier is impregnated with cosmetic.
  • the cosmetic impregnation carrier of the present invention can be used as a high-viscosity cosmetic impregnation carrier or a low-viscosity cosmetic impregnation carrier.
  • the high-viscosity cosmetic impregnated carrier means a cosmetic-impregnated carrier used for holding the high-viscosity cosmetic.
  • the low viscosity cosmetic impregnation carrier means a cosmetic impregnation carrier used for holding the low viscosity cosmetic.
  • the cosmetic impregnation carrier is a concept including both a high-viscosity cosmetic impregnation carrier and a low-viscosity cosmetic impregnation carrier.
  • Cosmetics usually have a viscosity at 25 ° C. of preferably 500 to 100,000 mPa ⁇ s, more preferably 500 to 80,000 mPa ⁇ s.
  • the high viscosity cosmetic means a cosmetic having a viscosity at 25 ° C. of 20000 mPa ⁇ s or more.
  • the lower limit of the viscosity of the high-viscosity cosmetic is that the high-viscosity cosmetic can be easily filled in a large amount into the high-viscosity cosmetic-impregnated carrier, and the high-viscosity cosmetic is continuously introduced from the high-viscosity cosmetic-impregnated body.
  • the high-viscosity cosmetic is that the high-viscosity cosmetic is easily filled in a large amount into the high-viscosity cosmetic-impregnated carrier, and the high-viscosity cosmetic impregnated body is continuously and substantially uniform.
  • the viscosity of the high-viscosity cosmetic at 25 ° C. is preferably 20,000 to 100,000 mPa ⁇ s, more preferably 30,000 to 80,000 mPa ⁇ s, even more preferably 35,000 to 80,000 mPa ⁇ s, still more preferably 40,000 to 80,000 mPa ⁇ s, More preferably, it is 50,000 to 80,000 mPa ⁇ s.
  • the low-viscosity cosmetic means a cosmetic having a viscosity of less than 20000 mPa ⁇ s at 25 ° C. among the cosmetics.
  • the lower limit of the viscosity of the low-viscosity cosmetics is that the low-viscosity cosmetics can be easily filled in a large amount into the low-viscosity cosmetic-impregnated carrier, and the low-viscosity cosmetics are continuously introduced from the low-viscosity cosmetic impregnated body.
  • the low-viscosity cosmetics preferably 500 mPa ⁇ s or more, more preferably 600 mPa ⁇ s or more, still more preferably 700 mPa ⁇ s or more, more preferably 800 mPa ⁇ s or more, and even more.
  • it is 900 mPa * s or more.
  • the upper limit of the viscosity of the low-viscosity cosmetics is that the low-viscosity cosmetics are easily filled in a large amount into the low-viscosity cosmetic-impregnated carrier, and the low-viscosity cosmetic impregnated body is kept almost uniform.
  • the viscosity of the low-viscosity cosmetic at 25 ° C. is preferably 500 to less than 20000 mPa ⁇ s, more preferably 600 to 1990 mPa ⁇ s, even more preferably 700 to 19000 mPa ⁇ s, and still more preferably 800 to 18000 mPa ⁇ s. Even more preferably, it is 900 to 17000 mPa ⁇ s.
  • the viscosity of the high-viscosity cosmetic and the low-viscosity cosmetic is a value measured at a temperature of 25 ° C. using a BM viscometer.
  • composite fiber rubber latex elastic foam, polyurethane foam, or the like can be used as the cosmetic impregnation carrier, but the present invention is not limited to such examples.
  • the composite fiber is preferable from the viewpoint of easily filling a large amount of the cosmetic material into the cosmetic-impregnated carrier and taking out the cosmetic material almost uniformly from the cosmetic-impregnated body.
  • the carrier for impregnating cosmetics of the present invention can be easily filled with a large amount of cosmetics, and the cosmetics can be removed almost uniformly from the cosmetic-impregnated body filled with the cosmetics. From the viewpoint, it is preferable to have a three-dimensional structure composed of composite fibers. Examples of the shape of the cosmetic-impregnated carrier having a three-dimensional structure include a cylinder and a prism, but the present invention is not limited to such examples.
  • the composite fiber examples include a core-sheath type composite fiber, a side-by-side type composite fiber, and a sea-island type composite fiber, but the present invention is not limited to such examples.
  • a core-sheath type composite fiber is preferable from the viewpoint of efficiently integrating the contact portions of the constituent fibers.
  • side-by-side type composite fiber is used. Is preferred.
  • the resin X can be easily filled into the carrier for impregnating the cosmetic, and the cosmetic X can be removed from the cosmetic-impregnated body continuously and almost uniformly.
  • the composite fiber which contains resin Y whose melting temperature is higher than the said resin X, and the contact part of component fibers is integrated with resin X of composite fiber is preferable.
  • the melting temperature of the resin X constituting the composite fiber is preferably lower than the melting temperature of the resin Y.
  • the melting temperature of the resin X is preferably 20 ° C. or more lower than the melting temperature of the resin Y and more preferably 30 ° C. or more from the viewpoint of preventing the composite fiber from sagging.
  • the melting temperature of the resin X is preferably 130 to 220 ° C. from the viewpoint of preventing the sag of the composite fiber and firmly integrating the contact portions of the constituent fibers with the resin X.
  • the melting temperature of the resin X is replaced with the softening temperature.
  • Examples of the resin X include polyester and thermoplastic elastomer, but the present invention is not limited to such examples.
  • polyesters examples include polyethylene terephthalate, polytrimethylene terephthalate, polybutylene terephthalate, polyhexamethylene terephthalate, polytetramethylene terephthalate, poly 1,4-dimethylcyclohexane terephthalate, and polyhydrolactone. It is not limited only to such illustration. These polyesters may be used alone or in combination of two or more. Among these thermoplastic polyesters, polyethylene terephthalate, polytrimethylene terephthalate, polybutylene terephthalate and polyhexamethylene terephthalate are preferable because of excellent light resistance.
  • thermoplastic elastomers examples include polyester elastomers and polyurethane elastomers, but the present invention is not limited to such examples. Of these, polyester elastomers are preferred from the viewpoint of improving the light resistance of the carrier for impregnating cosmetics.
  • polyester elastomer examples include a polyester elastomer such as a polyethylene terephthalate elastomer, and a polyether-ester block copolymer having a polyester as a hard segment and a poly (alkylene oxide) glycol as a soft segment.
  • polyester elastomer such as a polyethylene terephthalate elastomer
  • polyether-ester block copolymer having a polyester as a hard segment and a poly (alkylene oxide) glycol as a soft segment.
  • Polyether-ester block copolymers can be prepared, for example, by reacting dicarboxylic acids, diols, and poly (alkylene oxide) glycols.
  • dicarboxylic acid examples include o-phthalic acid, m-phthalic acid, terephthalic acid, naphthalene-2,6-dicarboxylic acid, naphthalene-2,7-dicarboxylic acid, diphenyl-4,4′-dicarboxylic acid, Aromatic dicarboxylic acids such as phenoxyethanedicarboxylic acid and sodium 3-sulfoisophthalate, alicyclic dicarboxylic acids such as 1,4-cyclohexanedicarboxylic acid, succinic acid, oxalic acid, adipic acid, sebacic acid, dodecanediic acid, dimer acid
  • these dicarboxylic acids may be used alone or in combination of two or more.
  • diol examples include aliphatic diols such as ethylene glycol, trimethylene glycol, tetramethylene glycol, pentamethylene glycol, hexamethylene glycol, 1,4-butanediol, neopentyl glycol, decamethylene glycol, 1,1- Examples thereof include alicyclic diols such as cyclohexanedimethanol, 1,4-cyclohexanedimethanol, and tricyclodecane dimethanol, but the present invention is not limited to such examples. These diols may be used alone or in combination of two or more.
  • poly (alkylene oxide) glycol examples include polyethylene glycol, poly (1,2-propylene oxide) glycol, poly (1,3-propylene oxide) glycol, poly (tetramethylene oxide) glycol, and ethylene oxide-propylene oxide copolymer. , Ethylene oxide-tetrahydrofuran copolymer, and the like, but the present invention is not limited to such examples.
  • These poly (alkylene oxide) glycols may be used alone or in combination of two or more.
  • the number average molecular weight of poly (alkylene oxide) glycol is usually preferably about 400 to 5000.
  • the intrinsic viscosity of the polyester elastomer is preferably 0.8 to 1.7, more preferably 0.9 to 1.5, from the viewpoint of firmly integrating the contact portions of the constituent fibers with the resin X.
  • the polyurethane-based elastomer can be obtained, for example, by polymerizing polyol and diisocyanate in the presence of a chain extender.
  • polyols examples include polyols having a molecular weight of about 500 to 6000, such as dihydroxy polyether, dihydroxy polyester, dihydroxy polycarbonate, and dihydroxy polyester amide, but the present invention is not limited to such examples. These polyols may be used alone or in combination of two or more.
  • diisocyanate examples include diisocyanate having a molecular weight of 500 or less such as diphenylmethane diisocyanate, tolylene diisocyanate, isophorone diisocyanate, hydrogenated diphenylmethane diisocyanate, xylylene diisocyanate, diisocyanate methyl caproate, hexamethylene diisocyanate, etc. Is not limited to such examples. These diisocyanates may be used alone or in combination of two or more.
  • chain extender examples include ethylene glycol, amino alcohol, bishydroxyethoxybenzene, 1,4-butanediol and the like, but the present invention is not limited to such examples. These chain extenders may be used alone or in combination of two or more.
  • thermoplastic elastomer having polybutylene terephthalate as a hard segment and polyoxybutylene glycol as a soft segment can be used as the thermoplastic elastomer.
  • a part of the acid component used as a raw material for polybutylene terephthalate may be substituted with an acid such as a dicarboxylic acid other than terephthalic acid or an oxycarboxylic acid within a range not hindering the object of the present invention.
  • an acid such as a dicarboxylic acid other than terephthalic acid or an oxycarboxylic acid within a range not hindering the object of the present invention.
  • a part of butylene glycol used as a raw material of polyoxybutylene glycol may be substituted with another polyhydric alcohol within a range in which the object of the present invention is not inhibited.
  • a part of butylene glycol used as a raw material for polyoxybutylene glycol may be substituted with another polyhydric alcohol within a range in which the object of the present invention is not impaired.
  • thermoplastic polyester examples include thermoplastic polyester, but the present invention is not limited to such examples.
  • thermoplastic polyester examples include polyethylene terephthalate, polytrimethylene terephthalate, polybutylene terephthalate, polyhexamethylene terephthalate, polytetramethylene terephthalate, poly 1,4-dimethylcyclohexane terephthalate, and polyhydrolactone. Is not limited to such examples. These thermoplastic polyesters may be used alone or in combination of two or more. Among these thermoplastic polyesters, polyethylene terephthalate, polytrimethylene terephthalate, polybutylene terephthalate and polyhexamethylene terephthalate are preferable because of excellent light resistance.
  • the melting temperature of the resin Y is preferably 20 ° C. or more higher than the melting temperature of the resin X and more preferably 30 ° C. or more from the viewpoint of preventing the composite fiber from sagging.
  • the melting temperature of the resin Y is preferably 150 to 270 ° C., and preferably 160 to 270 ° C. from the viewpoint of preventing the sag of the composite fiber and firmly integrating the contact portions of the constituent fibers with the resin X. It is more preferable.
  • the composite fiber is a polyester or a polyester-based elastomer
  • the resin Y Is preferably a thermoplastic polyester
  • the composite fiber contains the resin X and the resin Y having a higher melting temperature than the resin X, but may contain a resin other than the resin X and the resin Y as long as the object of the present invention is not impaired.
  • the composite fiber contains resin X and resin Y.
  • resin X and resin Y two types of resins, resin X and resin Y, are usually used.
  • the composite fiber is a sea-island type composite fiber, usually 2 to 4 types of resin containing resin X and resin Y, preferably 2 or 3 types of resin, more preferably 2 types of resin of resin X and resin Y Is used.
  • the resin Y is used for the core component and the resin X is used for the sheath component from the viewpoint of firmly integrating the contact portions of the constituent fibers with the resin X.
  • the core component is preferably not exposed on the surface of the composite fiber. More preferably, the center of the core component in the fiber radial direction and the center of the sheath component in the fiber radial direction are the same.
  • the core-sheath type composite fiber may be concentric and have a core-sheath structure, or may be eccentric and have a core-sheath structure.
  • the conjugate fiber having the core-sheath structure in which the core-sheath structure is formed in an eccentric shape is crimped by heating, and thus is suitable for applications requiring crimping.
  • Examples of the cross-sectional shape of the core-sheath type composite fiber include a polygonal shape such as a circle, an ellipse, an ellipse, a triangle, and a quadrangle, but the present invention is not limited to such examples. Among these shapes, a circle is preferable.
  • the volume ratio of the core component to the sheath component of the core-sheath composite fiber is 30 from the viewpoint of improving the single fiber strength and firmly integrating the contact portion between the constituent fibers with the resin X. : 70 to 70:30 is preferable.
  • the core-sheath-type conjugate fiber heat-melts the resin Y and the resin X constituting the core component and the sheath component, respectively, to produce a composite spinning for producing the core-sheath type conjugate fiber.
  • It can be manufactured by introducing into a device, extruding from a core-sheath type composite nozzle, and spinning.
  • heat-melting resin X and resin Y a single screw extruder, a twin screw extruder, a kneader etc. can be used, for example.
  • the core-sheath type composite nozzle for example, a core-sheath type composite nozzle in which the cap pores are arranged in a staggered arrangement or an annular arrangement can be used.
  • the core-sheath composite fiber can be cooled and solidified, for example, by blowing cold air onto the spun core-sheath composite fiber.
  • the fineness of the composite fiber is preferably from 0.5 to 15 deniers from the viewpoint of obtaining a cosmetic impregnating carrier excellent in mechanical strength, allowing the cosmetics to be efficiently taken out from the cosmetic impregnated body. More preferably, it is 1 to 10 denier.
  • the fineness of the fiber means the mass (g) of the fiber (filament) per 9000 m of the fiber length.
  • the fiber length of the composite fiber is preferably about 20 to 150 mm from the viewpoint of obtaining a cosmetic-impregnated carrier excellent in mechanical strength, allowing the cosmetic to be efficiently taken out from the cosmetic-impregnated body.
  • the composite fiber may be subjected to processing such as antibacterial processing and antibacterial processing, if necessary, from the viewpoint of preserving the cosmetic used in the cosmetic impregnation carrier.
  • processing such as antibacterial processing and antibacterial processing, if necessary, from the viewpoint of preserving the cosmetic used in the cosmetic impregnation carrier.
  • Various methods can be employed for these processes, and the present invention is not limited to such methods.
  • the carrier for cosmetic impregnation may be composed only of composite fibers, or may be composed of composite fibers and other fibers other than the composite fibers.
  • Examples of other fibers include natural fibers such as cotton, hemp, and silk, regenerated fibers such as rayon, and synthetic fibers.
  • the present invention is not limited to such examples.
  • a synthetic fiber is preferable from the viewpoint of obtaining a cosmetic impregnating carrier excellent in mechanical strength because the cosmetic can be efficiently taken out from the cosmetic impregnated body.
  • polyester fibers such as polyethylene terephthalate fibers, polybutylene terephthalate fibers, and polytrimethylene terephthalate fibers, polyvinyl chloride fibers, polyvinylidene chloride fibers, polypropylene fibers, polyvinyl alcohol fibers, nylon 6, and the like.
  • polyester fibers and polyamide fibers are preferable from the viewpoint of obtaining a cosmetic impregnating carrier excellent in light resistance by allowing cosmetics to be efficiently taken out from the cosmetic impregnated body. Is more preferable.
  • the synthetic fiber may be subjected to processing such as antibacterial processing and antibacterial processing, if necessary, from the viewpoint of preserving the cosmetic used in the cosmetic impregnation carrier.
  • processing such as antibacterial processing and antibacterial processing, if necessary, from the viewpoint of preserving the cosmetic used in the cosmetic impregnation carrier.
  • Various methods can be employed for these processes, and the present invention is not limited to such methods.
  • the melting temperature of the synthetic fiber is preferably 20 ° C. or more higher than the melting temperature of the resin X, and more preferably 30 ° C. or more from the viewpoint of preventing the composite fiber from sagging.
  • the melting temperature of the synthetic fiber is preferably 150 to 270 ° C. from the viewpoint of preventing the sag of the composite fiber and efficiently heat-sealing the composite fiber and the synthetic fiber at the intersection of the composite fiber and the synthetic fiber. 160 to 270 ° C. is more preferable.
  • the fineness of the synthetic fiber is preferably 0.5 to 15 denier, preferably 1 to 10 denier, from the viewpoint of obtaining a carrier for impregnating cosmetics from which cosmetics can be efficiently taken out from the cosmetic impregnated body. It is more preferable.
  • the fiber length of the synthetic fiber is preferably about 20 to 150 mm from the viewpoint of obtaining a cosmetic impregnating carrier excellent in mechanical strength, allowing the cosmetic to be efficiently taken out from the cosmetic impregnated body. .
  • composite fibers and synthetic fibers are used in combination as other fibers. It is preferable that a polyester fiber or a polyamide fiber is used in combination as a composite fiber and a synthetic fiber, and it is more preferable that a composite fiber and a polyester fiber are used in combination.
  • the mass ratio of the composite fiber to the synthetic fiber allows the composite fiber and the synthetic fiber to be efficiently heat-sealed at the intersection between the composite fiber and the synthetic fiber, and the cosmetic impregnated body to the cosmetic material. Is preferably 10/90 to 100/0, more preferably 30/70 to 80/20, from the viewpoint of obtaining a cosmetic-impregnated carrier that can be efficiently taken out to the outside.
  • the cosmetic impregnation carrier can be produced, for example, as follows. In the following, an example in which a composite fiber and a synthetic fiber are used in combination is shown, but only a composite fiber may be used, or a composite fiber and another fiber other than a synthetic fiber may be used in combination. Good.
  • each of the composite fiber and the synthetic fiber is defibrated, weighed so that both are in a predetermined ratio, and the both are mixed to have a uniform composition, thereby forming a web.
  • the thickness of the formed web is preferably adjusted as appropriate according to the size of the carrier for impregnating the cosmetic material in which the web is used.
  • the web is sandwiched between two flat plates, and if necessary, the web is pressed so as to have a predetermined thickness, and in this state, the resin X constituting the composite fiber included in the web
  • the web is heated at a temperature higher than the melting temperature and lower than the melting temperature of the resin Y and the synthetic fiber constituting the composite fiber, the resin X is melted, and the fibers containing the composite fiber and the synthetic fiber are brought into contact with each other.
  • a web sheet can be obtained by fusing and integrating the parts with molten resin X.
  • the web sheet obtained above is placed in a mold so as to have a predetermined density, the web sheet is heated in the same manner as described above, and the resin X is melted.
  • the intersecting portion can be fused with the melted resin X, and a lump (amoeba-shaped) fused portion made of the resin X can be formed at the intersecting portion.
  • the carrier for impregnating cosmetics can be obtained by cutting the web sheet obtained above into a desired size and shape.
  • the size and shape of the cosmetic impregnation carrier vary depending on the use of the cosmetic impregnation carrier and cannot be determined unconditionally, it can be appropriately adjusted according to the use of the cosmetic impregnation carrier. preferable.
  • a planar cosmetic impregnation carrier having a circular shape with a diameter of about 3 to 15 cm and a thickness of about 0.5 to 5 cm can be given.
  • the cosmetic impregnation carrier can be suitably used as a cosmetic impregnation carrier for holding cosmetics such as a foundation, for example.
  • the density of the cosmetic-impregnated carrier varies depending on the use of the cosmetic-impregnated carrier and cannot be determined unconditionally, but is preferably 6 to 50 kg / m 3 , more preferably 6 to 30 kg / m 3. It is.
  • the carrier for impregnating the cosmetic material is a web sheet in which both composite fibers and synthetic fibers are laminated in parallel in the fiber length direction from the viewpoint of preventing sag during use. It is preferable that the fibers are arranged in the fiber length direction in the thickness direction of the impregnation carrier.
  • the carrier for impregnating cosmetics contains the resin X and the resin Y having a melting temperature higher than that of the resin X, and the contact portion between the constituent fibers is integrated by the resin X of the composite fiber. Since the voids are present and the voids are fixed, the cosmetic can be efficiently taken out from the voids between the fibers from the cosmetic impregnated body compared to the rubber latex elastic foam and the polyurethane foam. Therefore, the residual rate of the cosmetic after use can be reduced.
  • constituent fibers constituting the cosmetic impregnation carrier include a composite fiber in which the resin X is polyester or a polyester-based elastomer, and the resin Y is a thermoplastic polyester. When fibers (filaments) are used, light resistance is effectively expressed.
  • the carrier for impregnating cosmetics contains the resin X and the resin Y having a melting temperature higher than that of the resin X, and the contact portion between the constituent fibers is integrated by the resin X of the composite fiber. It is excellent in the retention (non-adsorption) of the UV absorber contained in the cosmetics, and also has excellent durability because it has little sag due to repeated use.
  • the carrier for impregnating cosmetics has a dense fibrous surface layer and a sparse fibrous base material from the viewpoint of preventing a large amount of cosmetics from being taken out at the start of use. It is preferable that the sparse fibrous base material is integrated.
  • a carrier for impregnating cosmetics in which a dense fibrous surface layer and a sparse fibrous base material are integrated presses a web sheet, heats the pressing surface in a compressed state, and the surface of the web sheet After forming a dense fiber layer, the film can be obtained by cooling and decompressing.
  • the density of the dense fibrous surface layer can be controlled by appropriately adjusting the heating temperature, the pressing time, and the pressing force when pressing the web sheet.
  • the integration of the dense fibrous surface layer and the sparse fibrous substrate means that the dense fibrous surface layer is directly formed on the surface of the sparse fibrous substrate.
  • the heating temperature when the pressing surface is heated in a compressed state after pressing the web sheet is preferably 150 ° C. or higher from the viewpoint of forming a dense surface structure.
  • the heating time and the pressing force can be appropriately adjusted so that the web sheet has a predetermined thickness.
  • the thickness of the dense fibrous surface layer is preferably about 50 ⁇ m to 5 mm from the viewpoint of suppressing a large amount of the cosmetic material taken into the cosmetic-impregnated body from being taken at the initial stage of use.
  • the thickness of the sparse fibrous base material is preferably about 500 ⁇ m to 10 cm, and preferably 5 to 20 mm, from the viewpoint of increasing the amount of the cosmetic to be incorporated into the cosmetic impregnation carrier. Is more preferable.
  • the density of the dense fibrous surface layer is 45 to 60 kg / kg from the viewpoint of suppressing a large amount of the cosmetic incorporated into the cosmetic impregnating carrier at the beginning of use.
  • a m 3 approximately, it is preferable density of the sparse fibrous substrate is about 13 ⁇ 20 kg / m 3.
  • compression ratio The value obtained by dividing the density of the dense fibrous surface layer by the density of the sparse fibrous substrate (hereinafter referred to as “compression ratio”) indicates that the cosmetic incorporated in the cosmetic-impregnated carrier is in the initial stage of use. From the viewpoint of suppressing a large amount from being taken at once, it is preferably 2 to 4, and more preferably 2.5 to 3.5.
  • the airflow resistance of the dense fibrous surface layer of the cosmetic impregnating carrier is 0.0125 to from the viewpoint of suppressing a large amount of the cosmetic incorporated into the cosmetic impregnating carrier at the initial stage of use. It is preferably 0.0275 kPa ⁇ s / m, and more preferably 0.0145 to 0.0255 kPa ⁇ s / m.
  • the cosmetic-impregnated carrier of the present invention can be suitably used as a cosmetic-impregnated body by holding the cosmetic on the cosmetic-impregnated carrier.
  • the cosmetic impregnated body of the present invention can be suitably used for various cosmetics.
  • the cosmetic impregnation carrier of the present invention has a plurality of through holes from the front surface to the back surface. Since the cosmetic impregnation carrier of the present invention has a plurality of through-holes, the cosmetic can be easily filled in a large amount into the cosmetic impregnation carrier, and the cosmetic is added to the cosmetic impregnation carrier. The cosmetic can be taken out almost uniformly from the filled cosmetic impregnated body.
  • the hole diameter (diameter) of the through-hole of the high-viscosity cosmetic impregnation carrier is such that the high-viscosity cosmetic is easily filled in a large amount into the high-viscosity cosmetic impregnation carrier, From the viewpoint of continuously taking out almost uniformly and improving the visibility of the design formed by the through-holes, it is preferably 0.5 mm or more, more preferably 1 mm or more, and the high-viscosity cosmetic is impregnated with the high-viscosity cosmetic.
  • the hole diameter of the through hole of the high-viscosity cosmetic impregnated carrier is preferably 0.5 to 5 mm, more preferably 0.5 to 3 mm, and still more preferably 1 to 2.5 mm.
  • the pore diameter (diameter) of the low-viscosity cosmetic impregnated carrier allows the low-viscosity cosmetic to be easily filled in a large amount into the low-viscosity cosmetic impregnated carrier and From the viewpoint of continuously taking out almost uniformly and improving the visibility of the design formed by the through-holes, it is preferably 0.1 mm or more, more preferably 0.2 mm or more. From the viewpoint of easily filling the carrier for impregnating the material with a large amount and continuously taking out the low-viscosity cosmetic from the low-viscosity cosmetic-impregnated body, it is preferably 0.6 mm or less, more preferably 0.5 mm or less. is there. Therefore, the through-hole diameter of the low-viscosity cosmetic impregnated carrier is preferably 0.1 to 0.6 mm, more preferably 0.2 to 0.5 mm.
  • the shape of the opening of the through hole is generally a circle, but the present invention is not limited to a circle, and may be an ellipse, a triangle, or a rectangle. Polygons such as hexagons and stars may be used.
  • the plurality of through-holes may have the same opening shape or may have different opening shapes.
  • the hole diameter of the through hole means the length of the longest diagonal line of the shape of the through hole.
  • the plurality of through holes may have the same hole diameter or may have different hole diameters.
  • the ratio of the area of all through-holes to the surface area of the carrier for impregnating high-viscosity cosmetics is easily filled with a high-viscosity cosmetic impregnating carrier in a large amount.
  • it is preferably 1 to 30%, more preferably It is 3 to 25%, more preferably 5 to 20%.
  • the surface of the high-viscosity cosmetic impregnated carrier is a surface on which through holes are formed.
  • the area of the surface of the high-viscosity cosmetic impregnation carrier is about 19.6 cm 2 .
  • the area occupied by all the through holes is about 3.9 cm 2 .
  • the hole diameter of the through hole of the high-viscosity cosmetic impregnated carrier is 2 mm, the area of one through hole is about 0.03 cm 2 . Therefore, the number of through-holes on the surface of the high-viscosity cosmetic impregnated carrier is about 130 (3.9 / 0.03).
  • the ratio of the area of all through-holes to the surface area of the low-viscosity cosmetic impregnated carrier is easily filled with a low-viscosity cosmetic impregnated carrier in a large amount.
  • a low-viscosity cosmetic impregnated carrier preferably 0.1 to 15%, Preferably it is 0.2 to 13%, more preferably 0.5 to 10%.
  • the surface of the low-viscosity cosmetic impregnated carrier is a surface on which through holes are formed.
  • the surface area of the low-viscosity cosmetic impregnating carrier is about 19.6 cm 2 .
  • the area occupied by all through holes is about 0.98 cm 2 .
  • the diameter of the through hole is 0.5 mm, the area of one through hole is about 0.0020 cm 2 . Therefore, the number of through holes on the surface of the low-viscosity cosmetic impregnated carrier is about 490 (0.98 / 0.0020).
  • the number of through-holes provided on the surface of the cosmetic impregnation carrier cannot be determined unconditionally because it varies depending on the surface area of the cosmetic impregnation carrier.
  • the number of the through holes is preferably adjusted so that the ratio of the area of all the through holes to the area of the surface of the cosmetic impregnation carrier and the diameter of the through holes are within the above-described range.
  • the arrangement of the plurality of through holes on the surface of the cosmetic impregnation carrier is arbitrary.
  • the through-holes are formed from the center of the cosmetic-impregnated carrier. Are preferably formed so as to draw concentric circles or drawn so as to draw a lattice.
  • the said through-hole may be formed so that designs, such as a character, a logo, a figure, a pattern, may be drawn on the surface of the support
  • FIG. 7 shows an embodiment of the surface design of the high-viscosity cosmetic impregnated carrier.
  • FIGS. 7A to 7E are schematic plan views showing one embodiment of the surface design of the high-viscosity cosmetic impregnation carrier, but the present invention is not limited to this embodiment alone.
  • An embodiment of the surface design of the carrier for impregnating the low-viscosity cosmetic material is shown in FIG.
  • FIGS. 8A to 8C are schematic plan views showing one embodiment of the surface design of the low-viscosity cosmetic impregnating carrier, but the present invention is not limited to this embodiment alone.
  • the high-viscosity cosmetic impregnating carrier 1 and the low-viscosity cosmetic impregnating carrier 3 each have a through-hole 2 or a through-hole 4 that forms a desired design.
  • a laser beam is irradiated on the surface of the cosmetic impregnation carrier to form a through hole penetrating from the surface of the cosmetic impregnation carrier to the back surface.
  • Examples thereof include a method of forming a through-hole penetrating from the surface of the cosmetic-impregnated carrier to the back surface by punching the surface of the cosmetic-impregnated carrier using a Thomson mold. It is not limited to illustration only.
  • the cosmetic impregnated carrier of the present invention formed as described above can be easily filled with a large amount of cosmetic.
  • the cosmetic-impregnated body of the present invention is one in which the cosmetic-impregnated carrier of the present invention contains a cosmetic. Since the cosmetic-impregnated carrier of the present invention is used in the cosmetic-impregnated body of the present invention, the cosmetic can be continuously removed almost uniformly.
  • the cosmetic impregnated body of the present invention can be used as a high viscosity cosmetic impregnated body or a low viscosity cosmetic impregnated body.
  • the high viscosity cosmetic impregnated body means a cosmetic impregnated body containing a high viscosity cosmetic.
  • the low viscosity cosmetic impregnated body means a cosmetic impregnated body containing a low viscosity cosmetic.
  • the cosmetic-impregnated body is a concept including both a high-viscosity cosmetic-impregnated body and a low-viscosity cosmetic-impregnated body.
  • Cosmetics that can be used in the cosmetic impregnated body include, for example, foundation, concealer, highlight, control color, makeup base, eye shadow, eyeliner, mascara, blusher, funny, eyebrow, cleansing cream, cleansing milk, Cleansing Liquid, Facial Cleansing Cream, Facial Wash Foam, Massage Cream, Cold Cream, Vanishing Cream, Skin Cream, Skin Gel, Emulsion, Lotion, Essence, Various Lotions, Sunscreen, Body Cream, Body Oil, Hair Shampoo, Hair Rinse, Examples include hair conditioners, hair treatments, hair liquids, hair tonics, and the like, but the present invention is not limited to such examples. Among these cosmetics, liquid cosmetics are preferred from the viewpoint of taking out cosmetics almost uniformly from the cosmetic impregnated body.
  • the amount of the high-viscosity cosmetic used in the high-viscosity cosmetic-impregnated body varies depending on the type of the high-viscosity cosmetic-impregnated carrier and cannot be determined unconditionally.
  • a liquid foundation having a viscosity of 20000 mPa ⁇ s at 25 ° C. should be used in an amount of about 10 to 20 g for a high-viscosity cosmetic impregnated body having a diameter of 5 cm and a thickness of 1.5 cm. Can do.
  • the amount of the low-viscosity cosmetic used in the low-viscosity cosmetic-impregnated body varies depending on the type of the low-viscosity cosmetic-impregnated carrier and cannot be determined unconditionally.
  • a liquid foundation having a viscosity of 10 000 mPa ⁇ s at 25 ° C. should be used in an amount of about 10 to 20 g for a low-viscosity cosmetic impregnated body having a diameter of 5 cm and a thickness of 1.5 cm. Can do.
  • the cosmetic of the present invention has the cosmetic impregnated body of the present invention. Since the cosmetic of the present invention has the cosmetic impregnated body, the cosmetic can be taken out almost uniformly from the cosmetic impregnated body.
  • the cosmetic product of the present invention may have a storage unit that stores the cosmetic impregnated body, and the cosmetic impregnated body of the present invention may be stored in the storage unit. Examples of the cosmetics include cosmetic compacts, but the present invention is not limited to such examples.
  • Core-sheath type composite fiber [core component: polyethylene terephthalate, sheath component: thermoplastic polyethylene terephthalate, fineness: 6 denier] and polyester fiber (resin: polyethylene terephthalate, fineness: 3 denier) at a mass ratio of 70:30
  • a high-viscosity cosmetic impregnation carrier was prepared by heating and melting the sheath component in a state where the web spun so as to be in parallel was pressed. By subjecting the carrier for impregnating the high-viscosity cosmetic material to cutting, a cylindrical sample A (density: 18.0 kg / m 3 ) having a three-dimensional structure having a diameter of about 5 cm and a thickness of about 1 cm was obtained.
  • Core-sheath type composite fiber [core component: polyethylene terephthalate, sheath component: thermoplastic polyethylene terephthalate, fineness: 6 denier] and polyester fiber (resin: polyethylene terephthalate, fineness: 3 denier) at a mass ratio of 70:30
  • a high-viscosity cosmetic impregnation carrier was prepared by heating and melting the sheath component in a state where the web spun so as to be in parallel was pressed. By subjecting the carrier for impregnating the high-viscosity cosmetic material to cutting, a cylindrical sample B (density: 24.0 kg / m 3 ) having a three-dimensional structure having a diameter of about 5 cm and a thickness of about 1 cm was obtained.
  • Core-sheath type composite fiber [core component: polyethylene terephthalate, sheath component: thermoplastic polyethylene terephthalate, fineness: 6 denier] and polyester fiber (resin: polyethylene terephthalate, fineness: 3 denier) at a mass ratio of 50:50 A web (thickness: 16 mm) blended so as to be parallel was prepared.
  • the web is sandwiched between press laminators (heat presses), only one surface of the press laminator is heated to 219 ° C., and the sheath component is heated and melted for 72 seconds while the web is pressed to increase the thickness on one surface.
  • a high-viscosity cosmetic impregnation carrier in which a dense fibrous surface layer made of the web and a sparse fibrous base material made of the web were integrated was formed by forming a dense layer of 1.5 mm.
  • Examples 1-7 A carrier for impregnating high-viscosity cosmetics by using the sample A obtained in Production Example 1 and forming through holes in a Thomson shape so that the through holes from the front surface to the back surface of the sample A have the arrangement shown in Table 1 Got.
  • Table 1 shows the ratio of the diameter of the through-holes and the area of all the through-holes in the surface area (hereinafter referred to as “area ratio”) of the high-viscosity cosmetic impregnated carrier obtained above.
  • Example 8 Using the sample A obtained in Production Example 1, as a through hole extending from the front surface to the back surface of the sample A, eight through holes having a hole diameter of 1 mm are formed in the center, and the through hole 4 having a hole diameter of 1.5 mm Each through hole is a Thomson type so that 15 holes are concentrically formed on the outer periphery of a through hole having a hole diameter of 1 mm, and 15 through holes having a hole diameter of 2 mm are formed concentrically on the outer periphery of a through hole having a hole diameter of 1.5 mm. Thus, a high-viscosity cosmetic impregnation carrier was obtained. Table 1 shows the hole diameters and area ratios of the through-holes of the high-viscosity cosmetic impregnated carrier obtained above.
  • Comparative Example 1 Sample A obtained in Production Example 1 was used as it was as a high-viscosity cosmetic impregnation carrier.
  • Examples 9-15 A carrier for impregnating high-viscosity cosmetics by using the sample B obtained in Production Example 2 and forming through-holes in a Thomson type so that the through-holes from the front surface to the back surface of the sample B have the arrangement shown in Table 2 Got.
  • Table 2 shows the hole diameters and area ratios of the through holes of the high-viscosity cosmetic impregnated carrier obtained above.
  • Comparative Example 2 Sample B obtained in Production Example 2 was used as it was as a high-viscosity cosmetic impregnation carrier.
  • Examples 16-22 A carrier for impregnating high-viscosity cosmetics by using the sample C obtained in Production Example 3 and forming through-holes with a Thomson type so that the through-holes from the front surface to the back surface of the sample C have the arrangement shown in Table 3 Got.
  • Table 3 shows the diameters and area ratios of the through holes of the high-viscosity cosmetic impregnated carrier obtained above.
  • Comparative Example 3 Sample C obtained in Production Example 3 was used as it was as a high-viscosity cosmetic impregnation carrier.
  • Comparative Example 4 Sample D having a diameter of about 5 cm and a thickness of about 1 cm was obtained by cutting a polyurethane foam (Kurashiki Boseki Co., Ltd., product number: 301WH). Sample D obtained above was used as a high-viscosity cosmetic impregnation carrier.
  • Comparative Example 5 By using the sample D obtained in Comparative Example 4 and forming through-holes in a Thomson shape so that the through-holes from the front surface to the back surface of the sample D have the arrangement shown in Table 3, a carrier for impregnating high-viscosity cosmetics Got.
  • Table 3 shows the diameters and area ratios of the through holes of the high-viscosity cosmetic impregnated carrier obtained above.
  • Comparative Example 6 Sample E having a diameter of about 5 cm and a thickness of about 1 cm was obtained by cutting an acrylonitrile-butadiene rubber foam (manufactured by Taiki Co., Ltd.). Sample E obtained above was used as a high-viscosity cosmetic impregnation carrier.
  • Comparative Example 7 By using the sample E obtained in Comparative Example 6 and forming through-holes in a Thomson type so that the through-holes from the front surface to the back surface of the sample E have the arrangement shown in Table 3, a carrier for impregnating high-viscosity cosmetics Got.
  • Table 3 shows the diameters and area ratios of the through holes of the high-viscosity cosmetic impregnated carrier obtained above.
  • Test example 1 Fillability of high-viscosity cosmetics when high-viscosity cosmetic impregnation carriers obtained in Examples 1 to 22 and Comparative Examples 1 to 7 are filled with high-viscosity cosmetics and high viscosity from high-viscosity cosmetic-impregnated bodies The degree of cosmetic removal (uniformity of the amount taken) was evaluated based on the following method. The results are shown in Table 4.
  • a carrier for impregnating high-viscosity cosmetics is placed in an inner case, and 17 g of high-viscosity cosmetics (viscosity at 25 ° C .: 20000 mPa ⁇ s) is manually applied to the high-viscosity cosmetic impregnation carrier.
  • a high-viscosity cosmetic impregnated body was produced by filling with a cream filling machine. The filling property of the high viscosity cosmetic at that time was evaluated based on the following evaluation criteria. ⁇ Evaluation criteria ⁇ ⁇ : A high-viscosity cosmetic can be easily filled into a high-viscosity cosmetic-impregnated carrier.
  • ⁇ It takes some time to fill the high-viscosity cosmetic into the high-viscosity cosmetic-impregnated carrier.
  • X It is difficult to fill a high-viscosity cosmetic material into a high-viscosity cosmetic-impregnated carrier.
  • FIG. 2 shows the results of measuring the degree of removal of the high-viscosity cosmetic from the high-viscosity cosmetic impregnated bodies obtained in Examples 9 to 14 and Comparative Example 2
  • Fig. 2 shows the high viscosity obtained in Examples 16 to 21
  • FIG. 3 shows the measurement results of how the high-viscosity cosmetic is removed from the cosmetic-impregnated body.
  • FIG. 1 respectively indicate how the high-viscosity cosmetics are removed from the high-viscosity cosmetic impregnated bodies obtained in Examples 1 to 6, Example 8 and Comparative Example 1, respectively.
  • the measurement results are shown.
  • (A) to (g) shown in FIG. 2 show measurement results of the degree of removal of the high-viscosity cosmetic from the high-viscosity cosmetic impregnated bodies obtained in Examples 9 to 14 and Comparative Example 2, respectively.
  • FIG. 3 show the measurement results of the degree of removal of the high-viscosity cosmetic from the high-viscosity cosmetic impregnated bodies obtained in Examples 16 to 21, respectively.
  • the high-viscosity cosmetic impregnated carriers obtained in the respective comparative examples are difficult to fill with the high-viscosity cosmetics because the evaluation of the filling properties of the high-viscosity cosmetics is x. It can be seen that it is. Further, a high-viscosity cosmetic impregnated carrier using a polyurethane foam (Comparative Examples 4 and 5) and a high-viscosity cosmetic impregnating carrier using an acrylonitrile-butadiene rubber foam (Comparative Examples 6 and 7).
  • the high-viscosity cosmetic impregnation carriers obtained in Examples 1 to 6, Examples 8 to 14, and Examples 16 to 21 were used. All of the high-viscosity cosmetic impregnated bodies have a good evaluation of the filling property of the high-viscosity cosmetic, and it can be seen that the high-viscosity cosmetic can be taken out almost uniformly. Therefore, it can be seen that the cosmetics using the high-viscosity cosmetic impregnated body obtained in these Examples can take out the high-viscosity cosmetics almost uniformly.
  • Examples 23-27 A carrier for impregnating high-viscosity cosmetics by using the sample A obtained in Production Example 1 and forming through-holes with a Thomson type so that the through-holes from the front surface to the back surface of the sample A have the arrangement shown in Table 5 Got.
  • Table 5 shows the hole diameters and area ratios of the through holes of the high-viscosity cosmetic impregnated carrier obtained above.
  • Comparative Example 8 Sample A obtained in Production Example 1 was used as it was as a high-viscosity cosmetic impregnation carrier.
  • Examples 28-31 A carrier for impregnating high-viscosity cosmetics by using the sample B obtained in Production Example 2 and forming the through-holes in a Thomson shape so that the through-holes from the front surface to the back surface of the sample B have the arrangement shown in Table 6 Got.
  • Table 6 shows the diameters and area ratios of the through holes of the high-viscosity cosmetic impregnated carrier obtained above.
  • Comparative Example 9 Sample B obtained in Production Example 2 was used as it was as a high-viscosity cosmetic impregnation carrier.
  • Examples 32-35 A carrier for impregnating a high-viscosity cosmetic material by using the sample C obtained in Production Example 3 and forming through-holes in a Thomson type so that the through-holes from the front surface to the back surface of the sample C have the arrangement shown in Table 7 Got.
  • Table 7 shows the hole diameters and area ratios of the through holes of the high-viscosity cosmetic impregnated carrier obtained above.
  • Test example 2 Fillability of high-viscosity cosmetics when high-viscosity cosmetic impregnated carriers obtained in Examples 23 to 35 and Comparative Examples 8 to 9 are filled with high-viscosity cosmetics and high viscosity from high-viscosity cosmetic-impregnated bodies The degree of cosmetic removal was evaluated based on the following method. The results are shown in Table 8.
  • a carrier for impregnating high-viscosity cosmetics is placed in the inner case, and 17 g of high-viscosity cosmetics (viscosity at 25 ° C .: 50000 mPa ⁇ s) is manually applied to the high-viscosity cosmetic impregnation carrier.
  • a high-viscosity cosmetic impregnated body was produced by filling with a cream filling machine. The filling property of the high viscosity cosmetic at that time was evaluated based on the following evaluation criteria.
  • FIG. 5 shows the measurement results of the degree of removal of the high-viscosity cosmetic from the high-viscosity cosmetic impregnated bodies obtained in Examples 23 to 26 and Comparative Example 8
  • FIG. 5 shows the measurement results of the degree of removal of the high-viscosity cosmetic from the high-viscosity cosmetic impregnation obtained in Examples 28 to 30 and Comparative Example 9, and
  • FIG. 5 shows the high-viscosity cosmetic impregnation obtained in Examples 32-34.
  • FIG. 6 shows the measurement results of the degree of removal of the high-viscosity cosmetic material from.
  • FIG. 4 show measurement results of the degree of removal of the high viscosity cosmetic from the high viscosity cosmetic impregnated bodies obtained in Examples 23 to 26 and Comparative Example 8, respectively.
  • FIG. 5 show the measurement results of the degree of removal of the high-viscosity cosmetic from the high-viscosity cosmetic impregnated bodies obtained in Examples 28 to 30 and Comparative Example 9, respectively.
  • FIG. 6 show measurement results of the degree of removal of the high-viscosity cosmetic from the high-viscosity cosmetic impregnated bodies obtained in Examples 32 to 34, respectively.
  • the high-viscosity cosmetic impregnated carriers obtained in the respective comparative examples are difficult to fill with the high-viscosity cosmetics because the evaluation of the filling properties of the high-viscosity cosmetics is x. It can be seen that it is.
  • the high viscosity cosmetic impregnation carriers obtained in Examples 23 to 26, Examples 28 to 30, and Examples 32 to 34 were used. All of the high-viscosity cosmetic impregnated bodies have a good evaluation of the filling property of the high-viscosity cosmetic, and it can be seen that the high-viscosity cosmetic can be taken out almost uniformly. Therefore, it can be seen that the cosmetics using the high-viscosity cosmetic impregnated body obtained in these Examples can take out the high-viscosity cosmetics almost uniformly.
  • Examples 36-40 Using a laser processing machine (product number: VLS 2.30, manufactured by Universal Laser System Co., Ltd.), irradiating the surface of sample A obtained in Production Example 1 with a laser beam and forming through holes so as to have the arrangement shown in Table 11 Thus, a high-viscosity cosmetic impregnated carrier was obtained.
  • Table 9 shows the through-hole diameters and area ratios of the high-viscosity cosmetic impregnated carrier obtained above.
  • FIG. 7 shows the surface design of the high-viscosity cosmetic impregnated carrier obtained in Examples 36 to 40.
  • 7A shows the surface design of the high-viscosity cosmetic impregnating carrier 1a having the through hole 2a obtained in Example 36
  • FIG. 7B shows the through hole 2b obtained in Example 37.
  • the surface design of the high-viscosity cosmetic impregnating carrier 1b having (c) is the surface design of the high-viscosity cosmetic impregnating carrier 1c having the through-hole 2c obtained in Example 38, and (d) is Example 39.
  • the surface design of the high-viscosity cosmetic impregnating carrier 1d having through-holes 2d obtained in (a) is the surface design of the high-viscosity cosmetic-impregnating carrier 1e having through-holes 2e obtained in Example 40. is there.
  • Table 9 shows the evaluation results of the filling properties of the cosmetics.
  • the high-viscosity cosmetic impregnated carriers obtained in each Example are easy to make high-viscosity cosmetics because the evaluation of the filling properties of the high-viscosity cosmetics is ⁇ . It can be seen that a large amount can be filled. In addition, it was confirmed that the high-viscosity cosmetic material was excellent in the same manner as in Example 1.
  • the carrier for impregnating high-viscosity cosmetics has a pore diameter of preferably 0.5 to 5 mm, more preferably 0.5 to 3 mm, still more preferably 1 to 2.5 mm, and all through-holes occupying the surface area.
  • the area ratio is preferably set to 1 to 30%, more preferably 3 to 25%, and even more preferably 5 to 20%, the porosity is improved, so that the filling property of the high-viscosity cosmetic is improved. I understand.
  • the high-viscosity cosmetic by setting the ratio of the hole diameter of the high-viscosity cosmetic impregnated carrier and the area of all the through-holes in the surface area to each of the above ranges, the high-viscosity makeup every predetermined number of times (for example, 30 times). Since the amount of the material to be taken becomes uniform, it can be seen that the amount of the high-viscosity cosmetic can be appropriately adjusted.
  • Examples 41-54 Using a laser beam machine (Universal Laser System, product number: VLS 2.30), the surface of sample A obtained in Production Example 1 is irradiated with a laser beam, and through holes are formed so as to have the arrangement shown in Table 10. As a result, a low-viscosity cosmetic impregnation carrier was obtained. Table 10 shows the hole diameters and area ratios of the through holes of the low-viscosity cosmetic impregnated carrier obtained above.
  • Example 42 Example 45, and Example 48 each have the surface design shown in FIGS. 8 (a) to 8 (c).
  • Comparative Example 10 Using a laser beam machine (Universal Laser System, product number: VLS 2.30), the surface of the sample D obtained in Comparative Example 4 is irradiated with a laser beam to form through holes so as to have the arrangement shown in Table 10. As a result, a low-viscosity cosmetic impregnation carrier was obtained. Table 10 shows the hole diameters and area ratios of the through holes of the low-viscosity cosmetic impregnated carrier obtained above.
  • Test example 3 The visibility of the surface design of the low-viscosity cosmetic impregnated carrier obtained in Examples 41 to 54 and Comparative Example 10, the shape of the through holes, and the low-viscosity cosmetic impregnated carrier when filled with the low-viscosity cosmetic The filling property of the low-viscosity cosmetic was evaluated based on the following method. The results are shown in Table 11.
  • a low-viscosity cosmetic-impregnated carrier is placed in an inner case, and the low-viscosity cosmetic-impregnated carrier has 17 g of low-viscosity cosmetic (viscosity at 25 ° C .: 5000 mPa ⁇ s), low-viscosity.
  • a low-viscosity cosmetic impregnated body was prepared by filling 17 g of a cosmetic (viscosity at 25 ° C .: 10000 mPa ⁇ s) or 17 g of a low-viscosity cosmetic (viscosity at 25 ° C .: 19000 mPa ⁇ s) with a manual cream filling machine. .
  • the filling property of the low-viscosity cosmetic at that time was evaluated based on the following evaluation criteria.
  • a low-viscosity cosmetic can be easily filled in a low-viscosity cosmetic-impregnated carrier.
  • ⁇ It takes some time to fill the low-viscosity cosmetic into the low-viscosity cosmetic-impregnated carrier.
  • X It is difficult to fill a low-viscosity cosmetic into a low-viscosity cosmetic-impregnated carrier.
  • ⁇ Evaluation criteria ⁇ ⁇ The amount of low-viscosity cosmetics taken is uniform. More specifically, the amount of low-viscosity cosmetics recovered when the above operation is repeated 1 to 30 times, 31 to 60 times, 61 to 90 times, or 91 to 120 times is 1.0 g or more 5 Within the range of 0.0 g or less.
  • delta) The amount of low-viscosity cosmetics removed is substantially uniform. More specifically, the amount of low-viscosity cosmetics recovered when the above operation is repeated 1 to 30 times, 31 to 60 times, 61 to 90 times, or 91 to 120 times is 0.5 g or more and 1 0.0 g or less than 5.0 g and 6.0 g or less.
  • the amount of low-viscosity cosmetics taken is not uniform. More specifically, the amount of low-viscosity cosmetics recovered when the above operation is repeated 1 to 30 times, 31 to 60 times, 61 to 90 times, or 91 to 120 times is less than 0.5 g. Is or exceeds 6.0 g.
  • the low-viscosity cosmetic impregnated carriers obtained in each Example are excellent in the visibility of the design because the evaluation of the visibility is either ⁇ or ⁇ .
  • the low-viscosity cosmetic impregnated carrier obtained in each example is easy to fill the low-viscosity cosmetic because the evaluation of the shape of the through-hole is ⁇ or ⁇ , and the low-viscosity cosmetic is continued. It turns out that it can take out substantially uniformly.
  • the low-viscosity cosmetic impregnated carrier obtained in Comparative Example 10 is difficult to fill with low-viscosity cosmetics because the evaluation of the through-hole shape is x. It can be seen that it is difficult to remove the material almost uniformly.
  • the low-viscosity cosmetic impregnated carrier preferably has a pore diameter of 0.1 to 0.6 mm, more preferably 0.2 to 0.5 mm, and the ratio of the area of all through holes to the surface area.
  • the content is preferably set to 0.1 to 15%, more preferably 0.2 to 13%, and still more preferably 0.5 to 10%, the visibility of the surface design of the low-viscosity cosmetic impregnated carrier and the low-viscosity makeup It can be seen that the filling property of the material is improved, and the low-viscosity cosmetic can be taken out almost uniformly.
  • the surface of the low-viscosity cosmetic-impregnated carrier is formed when the composite fiber constitutes a three-dimensional structure, and the ratio of the area of all through holes to the pore diameter and the area of the surface is set to have the above ranges, respectively. It can be seen that the visibility of the design and the filling property of the low-viscosity cosmetic are improved, and the low-viscosity cosmetic can be taken out almost uniformly.
  • the ratio of the pore diameter of the low-viscosity cosmetic impregnated carrier and the area of the total through-holes in the surface area is set to have the above-mentioned range, the amount of the low-viscosity cosmetic taken every predetermined number of times is uniform. Therefore, it can be seen that the desired amount of the low-viscosity cosmetic can be appropriately adjusted.
  • the desired amount of low-viscosity cosmetic can be obtained. It turns out that it can adjust suitably so that it may become.

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JP2024530139A (ja) * 2021-07-31 2024-08-16 イーエルシー マネージメント エルエルシー 化粧用クッションコンパクトのための不織布材料

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JP2016533853A (ja) * 2014-01-08 2016-11-04 シーティーケー カンパニー リミテッドＣｔｋ Ｃｏ．， Ｌｔｄ 液状化粧料含浸のための多孔性パッド及びこれを用いた液状化粧料含浸方法
WO2017016608A1 (en) * 2015-07-30 2017-02-02 L'oreal Impregnated article with fibers and screen net
JP2017029607A (ja) * 2015-08-05 2017-02-09 株式会社エイエムジー 化粧品容器

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US20190015303A1 (en) * 2015-03-23 2019-01-17 Amorepacific Corporation Cosmetic product having impregnation member embossed and engraved by melting surface
JP2024530139A (ja) * 2021-07-31 2024-08-16 イーエルシー マネージメント エルエルシー 化粧用クッションコンパクトのための不織布材料
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