Classifications

• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
  • A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
  • A61K8/89—Polysiloxanes
• • 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
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
  • A61K8/34—Alcohols
  • A61K8/345—Alcohols containing more than one hydroxy group
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
  • A61K8/36—Carboxylic acids; Salts or anhydrides thereof
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
  • A61K8/44—Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof
  • A61K8/442—Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof substituted by amido group(s)
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
  • A61K8/73—Polysaccharides
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
  • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
  • A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
  • A61K8/8152—Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers
• • 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
  • A61Q19/10—Washing or bathing preparations

Definitions

• the present invention relates to a chemical solution for a wiping wet sheet for skin and a wiping wet sheet containing the same. More specifically, Meiji explains the chemicals for wiping wet sheets used for wiping wipes, facial sheets, body sheets, etc., and Kiyota including the same.
• the present invention relates to a wet wipe sheet.
• Japanese Patent Application Laid-Open No. 2001-206818 discloses a chemical solution for wet tissue in which sodium benzoate and sodium lactate opi / or phenoxyethanol are dissolved in an aqueous medium.
• a chemical solution for wet tissue using phenoxyethanol in combination with lactic acid and / or lactate containing a large amount of D form is disclosed.
• Japanese Patent Application Laid-Open No. 2004-67586 discloses ⁇ -polylysine or a salt thereof, an electrolyte having a ⁇ -relaxation function, and an amino acid.
• Japanese Patent Application Laid-Open No. 2005-2008 proposes a composition containing a plant extract of carrot, halan, mugwort, celery, nankyoyo, or murasaki.
• these wiping wet sheets or chemicals do not take into consideration the lightness (slipperiness) when wiping (when wiping the skin) or sufficient removal of dirt, and keep the skin even more after use.
• Japanese Laid-Open Patent Publication No. 2002-284669 or Japanese Laid-Open Patent Publication No. 2004-10498 discloses a wiping agent composition in which an amino-modified silicone and sarcophagus are combined.
• each of these compositions is a type that is used after being diluted, and the stability in the diluted state is not sufficient.
• this wiping agent composition is used as a chemical solution for a wiping wet sheet, the cleaning performance against oily dirt and the lightness (slidability) when wiping off are not sufficient. Disclosure of the invention
• the present invention provides smooth wiping, good dirt removal, sufficient cleaning power, and a dry finish that prevents the skin from becoming rough after use. It is an object of the present invention to provide a wiping chemical for obtaining a wiping wet sheet (chemical for wiping wet sheet) and a wiping wet sheet containing the same.
• a specific silicone compound, an amino acid or a derivative thereof, an amide betaine type amphoteric surfactant, a water-soluble polyhydric alcohol, and a specific acrylic polymer are combined in a specific ratio. More preferably, by adding two specific cellulosic polymers in a specific ratio to this, it was found that a chemical for a wiping wet sheet that achieves the above-mentioned object was obtained, and the present invention was completed. It came to do.
• the silicone compound (a) 0. 00 1 ⁇ 1 wt%, water-soluble Amino acids or derivatives thereof (b) 0. 00 1 ⁇ 1 mass 0/0, amide betaine type amphoteric surfactant (c) 0. 00 1 ⁇ 0. 5 wt%, water-soluble polyvalent alcohol (d) 0. 1 ⁇ 7 mass 0/0, Oyopi Atariru polymer
• R 1 represents a methyl group or a phenyl group, and at least one of the plurality of R 1 is a methyl group;
• R 2 represents a methyl group, water
• R 3 represents an alkylene group having 3 to 6 carbon atoms,
• Z represents — N (R 4 ) 2 or one NR 4 (CH 2 ) a N (R 4 ) 2
• the acrylic polymer (e) is composed of 2— (meth) talixyl oxychetyl phosphorylcholine (el) as a structural unit.
• (meth) acrylic acid alkyl ester ( e 2) in a total of 60% by mass or more, and the mass ratio (el) / (e 2) between (el) and (e 2) is 100 / 0 to: L 0/90, and (e 1) is represented by the formula (II):
• R 5 represents a hydrogen atom or a methyl group
• R 6 , R and R 8 each represents an alkyl group having 1 to 8 carbon atoms
• n is an integer of 2 to 4
• the chemical solution further comprises hydroxyalkyl cellulose (f) 0.01 to 0.5 mass 0 and cationized cellulose (g) 0.01 to 0.5 mass 0 /.
• the mass ratio (f) / (g) between ( ⁇ ) and (g) is from 15 to 51.
• the wiping wet sheet of the present invention comprises a base material and the above chemical solution impregnated in the base material.
• the wiping is smooth, the dirt is well removed, the cleaning power is sufficient, and the skin becomes sticky after use. With a smooth finish, it can prevent rough skin, and it is difficult to re-contaminate when re-wiping.
• This wiping wet sheet is used as a wiping wipe, facial sheet, body sheet and the like.
• the chemical solution for wiping wet sheets of the present invention comprises a silicone compound (a), a water-soluble amino acid or derivative thereof (b), an amide betaine amphoteric surfactant (c), a water-soluble polyhydric alcohol (d), and an acrylic. Contains the polymer (e) at a specific ratio. In addition to these components, this chemical solution further contains hydroxyalkyl cellulose (f) and cation (g), additives and the like as necessary.
• component a The silicone compound (a) used in the present invention (hereinafter sometimes referred to as component a) is represented by the following general formula (I):
• each of the plurality of R 1 represents a methyl group or a phenyl group, and at least one of the plurality of R 1 is a methyl group.
• R 2 represents a methyl group, a hydroxyl group, or R 3 Z.
• R 3 is an alkylene having 3 to 6 carbon atoms. And preferably 1 (CH 2 ) 3 —.
• Z represents one N (R 4 ) 2 or an amino group represented by —NR 4 (CH 2 ) a N (R 4 ) 2 (wherein R 4 independently represents a hydrogen atom or a carbon number of 1 to 4 And a is an integer of 2 to 6).
• Z is preferably one NH 2 , _NHCH 3 , -N (CH 3 ) 2 , — NH (CH 2 ) 2 NH 2 , -NH (CH 2 ) 2 NHCH 3 , or one NH (CH 2 ) 2 N (CH 3 ) 2 .
• n and n are each an integer of 0 to 20000, and m + n is 30 to 20000, preferably 100 to 20000, and more preferably 1000 to 20000.
• silicone compound (a) examples include, for example, aminoethylaminopropylmethylsiloxane.dimethylsiloxane copolymer.
• the silicone compound (a) used in the present invention can be obtained, for example, as XS 65-B 81 24 (manufactured by GE Toshiba Silicone Co., Ltd.).
• the silicone compound (a) is contained in an amount of 0.001 to 1% by mass, preferably 0.001 to 1% by mass, and more preferably 0.005 to 0.5% by mass. 0. If less than 001% by mass, the resulting chemical solution is not sufficiently wiped off and removed, the skin feels poor after use (feels sticky to the skin), and the effect of preventing recontamination is also poor. It will be enough. If it exceeds 1% by mass, there will be a problem with the stability of the chemical solution, which is disadvantageous in terms of cost.
• the water-soluble amino acid or derivative thereof (b) (hereinafter sometimes referred to as “b” component) used in the present invention is a water-soluble compound having an amino group and a strong lpoxyl group in the molecule.
• the water-soluble amino acid it is preferable to use an ⁇ -amino acid, and it is preferable to use a water-soluble amino acid among the 20 types of amino acids constituting the biological protein. Examples include arginine, alanine, glycine, glutamine, cysteine. Water-soluble amino acid derivatives and Therefore, what is generally called an amino acid humectant is used. Specific examples include trimethyl glycine (betaine), pyrrolidone force ruponate (sodium pyrrolidone carboxylate), polyglutamic acid, and the like.
• a water-soluble amino acid or derivative thereof (b) I 0.001 to 1% by mass, preferably 0.003 to 1% by mass, more preferably 0.005 to 0.5% by mass. % Content.
• the amount is less than 1% by mass, the skin feel after use of the obtained chemical solution is poor, and the effect of preventing rough skin is insufficient. If it exceeds 1% by mass, the resulting chemical solution will have insufficient wiping and removal of dirt, and the skin feel after use will be poor.
• the amide betaine amphoteric surfactant (C) (hereinafter sometimes referred to as C component) used in the present invention is a betaine amphoteric surfactant having an amide group.
• amidobetaine-type amphoteric surfactants include betaine laurate, aminopropyldimethylaminoacetic acid betaine, coconut oil fatty acid amidopropyl dimethylaminoacetic acid betaine, and palm kernel oil fatty acid amidopropyldimethylamino.
• Amidoaminoacetate-type amphoteric surfactants such as betaine acetate and amidopropyldimethylaminoaminoacetate undecylenate; Amidosulfobetaine-type amphoteric surfactants such as lauric acid propyldimethy / rehydroxysulfobetaine Agents; amidophosphobetaine-type amphoteric surfactants. From the viewpoint of safety and stability, an amino acid betaine amphoteric surfactant is preferably used.
• the amide betaine-type amphoteric surfactant (C) can be obtained, for example, by quaternizing fatty acid amine amine (tertiary) with monochloroacetic acid or a salt thereof.
• an amide betaine type amphoteric surfactant (c) force 0.001 to 0.5% by mass, preferably 0.003 to 0.5% by mass, more preferably Is contained in an amount of 0.005 to 0.5 mass%. 0.00 Less than 1% by mass
• the resulting chemical solution has insufficient wiping and removal of dirt, and also has insufficient cleaning power and anti-recontamination effect.
• the amount exceeds 0.5% by mass the skin feel after use of the obtained chemical solution is poor, and the effect of preventing rough skin becomes insufficient.
• the water-soluble polyhydric alcohol (d) (hereinafter sometimes referred to as “d component”) used in the present invention is a water-soluble compound having two or more hydroxyl groups in one molecule.
• Specific examples of water-soluble polyhydric alcohols include propylene glycol, dipropylene glycolol, isoprenglycolanol, 1,3-butyleneglycolanol, glycerin, diglycerin, polyethylene glycololole, so / levitonorole, and manoletitol. It is done.
• Propylene glycole, dipropylene glycolol, isoprenglycone, 1,3 1-butylene alcohol, glycerin, and polyethylene glycol with a number average molecular weight of 600 to 20000 are preferred because of the good feel when using chemicals. Used.
• water-soluble polyhydric alcohol (d) I 0.1 to 7% by mass, preferably 0.3 to 5% by mass, more preferably 0.5 to 5% by mass. / 0 contained.
• the amount is less than 1% by mass, the resulting chemical solution has insufficient wiping off and no stain removal, and the effect of preventing rough skin and the effect of preventing recontamination are insufficient. If it exceeds 7% by mass, the resulting chemical solution will have insufficient wiping and removal of dirt, resulting in poor skin feel after use.
• the acrylic polymer (e) used in the present invention (hereinafter sometimes referred to as “e” component) is composed of 2_ (meth) acryloyloxychetylphosphorylcholine (e 1) and (meth) acrylic acid alkyl ester (e 2) and a mass ratio of (e 1) to (e 2) (e 1) / (e 2) force 1 00/0 to 1 0 90 is there. That is, the acrylic polymer (e) is specifically a homopolymer composed of (i) (el) only.
• H 2 C C— C— OCH 2 CH 2 OPO (CH 2 ) n -N + -R 7 7 U
• R 5 represents a hydrogen atom or a methyl group
• R 6 , R 7 , and R 8 each represents an alkyl group having 1 to 8 carbon atoms
• n is an integer of 2 to 4 is there.
• 2-methacryloyloxychetyl wherein in the general formula (II), R 5 to R 8 are all methyl groups and n is 2 Phosphorylcholine (hereinafter referred to as MP C) is preferred.
• the (meth) acrylic acid alkyl ester (e2) refers to a methacrylic acid alkyl ester having 1 to 6 carbon atoms in the alkyl group and Z or acrylic acid alkyl ester.
• This component (e 2) is obtained from, for example, methacrylic acid or acrylic acid and an alcohol having 1 to 6 carbon atoms (lower alcohol).
• the carbon number of the alcohol is preferably 2 to 5, more preferably 3 to 4.
• the above compound (e 3) is a compound having a double bond capable of copolymerizing with 2_ (meth) acryloyloxychetyl phosphorylcholine (el) and (meth) acrylic acid alkyl ester (e 2) .
• ethylene, propylene, Hydrocarbons having olefinic double bonds such as butene, isobutene and styrene and their derivatives; ethylenically unsaturated compounds such as atalyl acid, methacrylic acid, bulacetic acid, itaconic acid, crotonic acid, maleic acid and fumaric acid Hoppi derivatives thereof; Bier alcohol and derivatives thereof.
• the mass ratio (el) Z (e 2) between the above 2— (meth) attaroyloxetyl phosphorylcholine (el) and the above (meth) acrylic acid alkyl ester (e 2) is as follows: / 0 to 1 0/90, preferably 100 Z0 to 30/70, more preferably 95/5/5 to 50-50.
• (e 1) / (e 2) is smaller than 10/90, sufficient rough skin prevention effect cannot be obtained.
• the structural unit of the acrylic polymer (e) the above-mentioned 2- (meth) acryloyloxychetylphosphorylcholine (el) and the above (meth) acrylic acid alkyl ester (e 2) are as described above.
• the acrylic polymer (e) is contained in a total of 60% by mass or more, preferably 70% by mass or more, more preferably 80% by mass or more.
• the total amount of the structural unit consisting of (el) and the structural unit consisting of (e 2) in the acrylic polymer (e) is less than 60% by mass, the resulting chemical solution will have insufficient skin roughening prevention effects. .
• the total weight of (e 1) and (e 2) does not reach 100% by mass, the remaining structural unit is compound (e 3).
• the acrylic polymer (e) is obtained by a polymerization method usually used by those skilled in the art.
• the molecular weight of the acrylic polymer (e) is preferably from 10,000 to 10,000,000 in terms of weight average molecular weight from the viewpoint of further improving the skin feel and the effect of preventing rough skin after use of the finally obtained wipe sheet. 0000-5000000 is more preferred.
• Specific examples of the acrylic polymer (e) include MP C homopolymer and copolymer polymer of MP C and butyl methacrylate.
• Lipidure (registered trademark) One HM manufactured by NOF Corporation
• Lipidure registered trademark
• one PMB manufactured by NOF Corporation
• the acrylic polymer (e) 1S 0.005 to 1% by mass, preferably 0.005 to 0.5% by mass, more preferably 0.001 to 0.5% by mass. % Content.
• the amount is less than 0.005% by mass, the resulting chemical solution is insufficiently effective in preventing recontamination and preventing rough skin.
• the cleaning power is insufficient and the skin feels after use. If it exceeds 1% by mass, the resulting chemical solution can be easily wiped off, and the removal of stains will be insufficient, which is disadvantageous in terms of cost.
• the chemical solution of the present invention is preferably hydroxyalkyl cellulose (f) and cationized cellulose (g) for the purpose of wiping off dirt, removing dirt, preventing re-contamination, and further improving the skin feel after use. ) May be included.
• the hydroxyalkyl cellulose (f) (hereinafter sometimes referred to as f component) used in the present invention has an alkyl group having 1 to 4 carbon atoms. Preferred are hydroxychetyl cellulose, hydroxypropyl cellulose, and hydroxypropylmethyl cellulose, and more preferred is hydroxychetyl senorelose.
• the hydroxyalkyl cellulose (f) used in the present invention includes, for example, a cell size (registered trademark: manufactured by Union Carpide Corporation (UCC)), HE C Daicel (registered trademark: manufactured by Daicel Chemical Industries, Ltd.), Available as Tocel (registered trademark: Dow Chemical).
• UCC Union Carpide Corporation
• HE C Daicel registered trademark: manufactured by Daicel Chemical Industries, Ltd.
• Available as Tocel registered trademark: Dow Chemical
• the cationized cellulose (g) (hereinafter sometimes referred to as “g” component) used in the present invention is, for example, hydroxyethyl cellulose, a cationizing agent (for example, dimethinoresinolylene mon chloride). , 3-chloro-2-hydroxy By cationization with cyprovir trimethylammonium, glycidyltrimethylammonium chloride, 3-chloro-2-hydroxypropynolelaurinoresimethi 7leamonium chloride, glycidyllauryldimethylammonium chloride, etc. can get.
• the cationized cellulose (g) used in the present invention includes, for example, polymer JR (manufactured by Union Carbide Corporation (UCC)), Leoguard (registered trademark: manufactured by Lion Corporation), kachinar (Toho Chemical Industry Co., Ltd.) Available).
• UCC Union Carbide Corporation
• Leoguard registered trademark: manufactured by Lion Corporation
• kachinar Toho Chemical Industry Co., Ltd.
• hydroxyalkyl cellulose (f) and cationized cellulose (g) are contained in the chemical solution of the present invention, the contents thereof are 0.001 to 0.5% by mass, respectively. Furthermore, mass ratio of f component to g component (f) / (g) 1
• the chemical solution for a wiping wet sheet of the present invention may further contain additives usually used for cosmetics, wiping agents and the like within a range not impairing the performance of the present invention.
• additives include hydrocarbon oils such as liquid paraffin, liquid isoparaffin, squalane, petrolatum, and solid paraffin; natural fats and oils such as beef tallow, pork tallow and fish oil; glyceryl tri-2-ethylhexylate Synthetic oils such as beeswax, carnauba wax, etc .; ester oils such as beeswax, carnauba wax, etc .; , Protein derivatives, lanolin, lanolin derivatives, lecithin and other oily bases; polyoxyethylene alkyl ether, polyethylene glycol fatty acid ester, polyoxypropylene alkyl ether, polypropylene Nonionic surfactants such as lenglycol fatty acid ester, sorbitan fatty acid ester, polyoxyethylene hydrogenated
• the above-mentioned components can be dissolved or dispersed, and a solvent that is harmless to the human body is used.
• aqueous media such as water (purified water, etc.) and hydrous alcohol are used.
• the chemical solution for a wiping wet sheet of the present invention comprises the above silicone compound (a), a water-soluble amino acid or derivative thereof (b), an amide betaine type amphoteric surfactant (c), a water-soluble polyhydric alcohol (d), It contains an acrylic polymer (e) and an aqueous medium, and may further contain hydroxyalkyl cellulose (f), cationized cellulose (g), additives, and the like, if necessary.
• the chemical solution for a wiping wet sheet of the present invention comprises the above silicone compound (a), a water-soluble amino acid or a derivative thereof (b), an amide betaine type amphoteric surfactant (c), a water-soluble polyhydric alcohol (d).
• the acrylic polymer (e) is prepared by dissolving or dispersing it in an aqueous medium such as purified water at the predetermined ratio. Furthermore, if necessary, hydroxyalkyl cellulose (f), cationized cellulose (g), and additives may be dissolved or dispersed in the above chemical solution at a predetermined ratio.
• the chemical solution for a wiping wet sheet of the present invention is used as a wiping wet sheet used for various applications (wet wipe, facial sheet, body sheet, etc.) by impregnating the base material.
• the base material include a nonwoven fabric made of natural fibers or synthetic fibers, and paper. Specifically, a spunlace nonwoven fabric with high wet strength using rayon, polyester, polyethylene, or polypropylene is used. Large sheet used as a substrate The size is appropriately set according to the part to be used, or the container or package to be stored, but is usually about 1550 ⁇ 20 Omm.
• a wiping wet sheet can be obtained by impregnating 100 parts by mass of the chemical solution of the present invention at a ratio of about 100 to 300 parts by mass.
• the wiping wet sheet prepared by using the chemical solution of the present invention is stored in a container from the viewpoint of preventing drying.
• a container for example, it is a relatively hard one formed of a synthetic resin such as polyethylene or polypropylene, and the entire container is disposed so that the protruding wiping wet sheet is not dried at the take-out port.
• the container in which the cover body which can seal a body is formed is preferable.
• the wiping wet sheet may be stacked and stored in a liquid-impermeable film-like package (for example, used as a refilling mode).
• the so-called refilling method may be used in which the package containing the wet sheet laminate is stored in a hard container. Specifically, the method described in Japanese Patent Application Laid-Open No. 2 00 0-7 9 0 74 is adopted.
• Example 1 the method described in Japanese Patent Application Laid-Open No. 2 00 0-7 9 0 74 is adopted.
• Each chemical solution prepared in the following examples and comparative examples was evaluated by the following methods (1) to (4).
• the cleaning wet sheet used in the following evaluation was made by cutting a 40 g non-woven fabric with a spun lace into a size of 15 50 X 20 O mm, and 100 mass parts of the non-woven fabric (sheet). Then, it was prepared by impregnating 2800 parts by mass of the chemical solution.
• Recontamination rate (%) (A-D) / A X 100
• Panels were 20 women with infants from 0 to 2 years old, and the skin stickiness after wiping off the infant's buttocks using a cleaning wipe sheet was determined as follows.
• the rough skin is raw. 10 females with infants from 0 to 2 years old were treated as panelists, and a wet wipe was used for a week as a wipe for infants. A new cleaning wet sheet was used for each use. Thereafter, the skin condition of the infant's ass was determined as follows.
• the average value of 10 people was obtained, and the rough skin prevention effect was evaluated according to the following criteria.
• Comparative Example 4 since the c component was not included, the cleaning power, the effect of preventing re-contamination, the wiping property and the removal of dirt were insufficient. In Comparative Example 5, since the d component exceeds the range of the present invention, the wiping property and stain removal are insufficient, and the skin feels sticky after use. In Comparative Examples 6 and 7, since the e component was not included, the recontamination prevention effect and the rough skin prevention effect were insufficient. Further, in Comparative Example 6, the skin remained sticky after use. In Comparative Example 7, the detergency was insufficient. Industrial applicability
• a wiping wet sheet By using the chemical liquid for wiping wet sheet of the present invention, a wiping wet sheet is provided.
• This wiping wet sheet has a smooth wiping and good stain removal, has a sufficient cleaning power, has a smooth finish with no skin stickiness after use, prevents rough skin, and re-cleans when re-wiping. Hard to cause contamination.
• This wiping wet sheet is used as a wiping cloth, a physical sheet, or a podium sheet.

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• 2008
  • 2008-03-13 KR KR1020097021641A patent/KR101482595B1/ko active IP Right Grant
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