WO2004043421A1 - 化粧料組成物 - Google Patents
化粧料組成物 Download PDFInfo
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- WO2004043421A1 WO2004043421A1 PCT/JP2003/014449 JP0314449W WO2004043421A1 WO 2004043421 A1 WO2004043421 A1 WO 2004043421A1 JP 0314449 W JP0314449 W JP 0314449W WO 2004043421 A1 WO2004043421 A1 WO 2004043421A1
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- water
- polymer particles
- absorbing polymer
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- 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
- A61K8/896—Polysiloxanes containing atoms other than silicon, carbon, oxygen and hydrogen, e.g. dimethicone copolyol phosphate
- A61K8/898—Polysiloxanes containing atoms other than silicon, carbon, oxygen and hydrogen, e.g. dimethicone copolyol phosphate containing nitrogen, e.g. amodimethicone, trimethyl silyl amodimethicone or dimethicone propyl PG-betaine
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- 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
- A61K8/11—Encapsulated compositions
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q15/00—Anti-perspirants or body deodorants
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- 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
- A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
- A61K2800/41—Particular ingredients further characterized by their size
- A61K2800/412—Microsized, i.e. having sizes between 0.1 and 100 microns
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- 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
- A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
- A61K2800/54—Polymers characterized by specific structures/properties
Definitions
- the present invention relates to a cosmetic composition useful as an antiperspirant.
- the present invention relates to a cosmetic composition, particularly a cosmetic composition for antiperspirant.
- the present invention is a cosmetic composition comprising surface-hydrophobized water-absorbing polymer particles and an antiperspirant component.
- the present invention provides a use of a composition containing a surface-hydrophobized water-absorbing polymer particle and an antiperspirant component as a cosmetic.
- an antiperspirant method comprising applying a composition containing the surface-hydrophobized water-absorbing polymer particles and an antiperspirant component to the skin.
- the present invention is a cosmetic composition having high antiperspirant performance and excellent lubricity during shaving.
- water-absorbing polymer particles at least one selected from the group consisting of silicone and hydrophobic particles having a viscosity (25 ° C.) of 5 ⁇ 10 ⁇ 3 m 2 / s or less, and an antiperspirant component
- a content of water-absorbing polymer particles is 3 to 95 parts by mass with respect to 100 parts by mass of the antiperspirant component.
- the shape of the water-absorbing polymer particles of the present invention is not particularly limited, and includes a true sphere, an oval shape, a massive shape, and the like.
- a scaly shape, a plate shape, a fibrous shape, a fine particle aggregate shape (granulated shape) Any of irregular shapes can be used.
- they are true spherical, ovoid, or massive for easy availability, and they are true spherical because they are pleasant to the touch. This They may be porous.
- the average particle size is preferably at least 0.1 xm, more preferably at least 0.5 / xm, and the upper limit is preferably at most 50 m, more preferably at most 20 m, so as not to easily fall off the skin. / xm or less, particularly preferably 10 or less, most preferably 5 m or less.
- the average particle size is a particle size that does not swell in water obtained by measuring with a light scattering type particle size measuring device (for example, LS-230, manufactured by Cole Yuichi Co., Ltd. in cyclohexane). is there.
- the water absorption of the water-absorbing polymer particles used in the present invention is preferably 5 gZg or more, more preferably 10 gZg or more, in order to obtain a sufficient antiperspirant ability, and the upper limit is the water absorption of sweat on the skin.
- the polymer is preferably 100 g / g or less, more preferably 50 g / g or less, particularly preferably 30 g / g or less. It is.
- any of a natural polymer, a semi-synthetic polymer, and a synthetic polymer can be used as long as the polymer has an action of absorbing water.
- a polymer having a crosslinked structure is preferable to have water content. Examples of such a polymer include a crosslinked product of a (co) polymer, a crosslinked product via a hydrogen bond or a hydrophobic bond, Crystal structure It is a (co) polymer having crosslinks derived from a structure, a crosslink derived from a helical structure or the like (however, the (co) polymer means a polymer or a copolymer).
- natural polymers such as starch, carrageenan, gelatin, agar, dragant gum, bisuse, cellulose (for example, crystalline cellulose), methylcellulose, ethylcellulose, hydroxyethylcellulose, lipoxymethylcellulose, etc.
- a crosslinked product thereof for example, a starch- (meth) acrylate graft copolymer (or crosslinked product) (provided that (meth) acrylic acid is acrylic acid, methacrylic acid or a mixture thereof).
- hydrophilic pinyl monomer such as an anionic monomer or a salt thereof, a nonionic hydrophilic group-containing monomer, an amino group-containing unsaturated monomer or a neutralized or quaternized (co) polymer thereof And a crosslinked product of the above.
- the hydrophilic vinyl monomer means that the solubility in 100 g of water (20) is preferably 6% by mass or more, more preferably more than 20% by mass.
- Examples of monomers used in the production of synthetic polymers include (meth) acrylic acid, maleic acid, fumaric acid, crotonic acid, itaconic acid, 2- (meth) acryloylethanesulfonic acid, 2— (meth) Acryloylpropanesulfonic acid, 2- (meth) acrylamide, anionic monomers such as 2-methylpropanesulfonic acid, vinylsulfonic acid, styrenesulfonic acid or salts thereof; (meth) acrylamide, N-substituted ( (Meth) acrylamide, 2-hydroxyethyl (meth) acrylate, 2-hydroxypropyl (meth) acrylate, methoxypolyethylene glycol (meth) acrylate, polyethylene glycol (meth) acrylate N, N-Vinylpyrrolidone, N-vinylacetamide and other nonionic hydrophilic group-containing monomers; N, N-dimethylaminoethyl (me
- Preferred acids for obtaining the acid neutralized product include hydrochloric acid, sulfuric acid, nitric acid, acetic acid, formic acid, maleic acid, fumaric acid, citric acid, tartaric acid, adipic acid, lactic acid, and the like.
- the agent include alkyl halides such as methyl chloride, ethyl chloride, methyl bromide, and methyl iodide, and general alkylating agents such as dimethyl sulfate, getyl sulfate, and di-n-propyl sulfate.
- the counter ion include a halogen ion such as chlorine and an organic anion such as metsulfate.
- a hydrophobic vinyl monomer such as an acrylate or styrene is used in an amount of preferably 0 to 50% by mass, more preferably 0 to 2% by mass of all monomers so as not to extremely impair the hydrophilicity of the obtained polymer.
- Copolymerization can also be carried out in combination at a ratio of 0% by mass.
- Hydrophobic vinyl monomer means that the solubility in 100 g of water (20 ° C.) is preferably less than 6% by mass. Although there is no particular lower limit, it may be 0.01% by mass or more.
- One or more of these monomers can be selected and used as one monomer component.
- the a, j3-unsaturated carboxylic acid monomers (meth) acrylic acid, maleic acid, fumaric acid, croton A crosslinked product of a (co) polymer of an acid, itaconic acid or a salt thereof is preferred because it has a high water-absorbing ability and is easily available.
- other monomers can be copolymerized.
- the amount of the hydrophilic vinyl monomer is preferably 50% by mass or more, more preferably 70% by mass or more of all monomers constituting the water-absorbing polymer particles. 90% by mass or more.
- the water-absorbing polymer particles are preferably a crosslinked product of a polymer or copolymer of a hydrophilic vinyl monomer and a compound or a salt thereof, and more preferably, i, iS-unsaturated carbon: It is a crosslinked product of a polymer or copolymer of the salt, particularly preferably a crosslinked product of poly (meth) acrylate.
- the above water-absorbing polymers may be used alone or in combination of two or more.
- salt examples include an alkali metal salt (sodium salt, potassium salt, lithium salt, etc.), an alkaline earth metal salt (calcium salt, magnesium salt, barium salt, etc.), an ammonium salt (quaternary ammonium salt). And quaternary alkyl ammonium salts).
- sodium salt is the cheapest and preferable.
- the degree of neutralization of the water-absorbing polymer particles is preferably 0.01 to 100%, more preferably 1 to 99%, based on the number of moles of acid groups in the water-absorbing polymer. Particularly preferred is 40-95%.
- the term “degree of neutralization” refers to the ratio (on a molar basis) of the acid groups in the water-absorbing polymer that constitute a salt, that is, (the acid groups constituting the salt). Moles) / (total moles of free acid groups that can form salts and acid groups that form salts) XI 00 (%).
- (b) is preferred in terms of stability of the crosslinked structure and ease of production.
- a polyfunctional monomer a crosslinkable vinyl monomer having at least two reactive unsaturated groups in the molecule, and a compound having at least two functional groups other than the unsaturated group in the molecule (hereinafter, both are referred to as both). Also referred to as a crosslinking agent).
- crosslinkable vinyl monomer having at least two reactive unsaturated groups in a molecule examples include ethylene glycol di (meth) acrylate, polyethylene glycol di (meth) acrylate, divinylbenzene, pen erythritol triaryl ether, More preferred are pentaerythritol tetraaryl ether and methylenebisacrylamide.
- ethylene glycol diglycidyl ether and polyethylene dalicol diglycidyl ether are more preferred.
- the amount of the cross-linking agent varies depending on the type of the cross-linking agent and the cross-linking method, but is preferably at least 0.01 part by mass based on 100 parts by mass of the entire monomer constituting the water-absorbing polymer particles. More preferably, it is at least 0.01 part by mass, particularly preferably at least 0.1 part by mass, and the upper limit is preferably at most 20 parts by mass, more preferably at most 10 parts by mass, particularly preferably at most 5 parts by mass. Part or less.
- the water-absorbable amount of the obtained water-absorbing polymer is reduced, so that the amount of water absorption can be maintained. If the amount is less than 20 parts by mass, the crosslinking density becomes moderate, The obtained water-absorbing polymer also has a sufficient water absorption.
- the surface of the water-absorbing polymer particles may be hydrophobically treated water-absorbing polymer particles (hereinafter, referred to as surface-hydrophobized water-absorbing polymer particles).
- surface-hydrophobized water-absorbent polymer particles include (1) surface-hydrophobized water-absorbent polymer particles in which the surface of the water-absorbent polymer particles is coated with a silicone compound having one or more functional groups, 2) Surface-hydrophobized water-absorbing polymer particles, wherein the surface of the water-absorbing polymer particles is coated with a polymer of a hydrophobic vinyl monomer.
- the silicone compound having one or more functional groups is preferably at least two or more silicon atoms having at least one functional group capable of forming a chemical bond, more preferably a covalent bond and / or an ionic bond, on the surface of the water-absorbing polymer particles. It is a silicone compound containing atoms.
- the surface of the water-absorbing polymer particles is coated with a silicone compound having one or more functional groups by chemical bonding.
- the chemical bonding is achieved by washing the silicone-modified polymer particles (10% by mass with respect to chloroform) in chloroform for 2 hours with stirring (30 r / niin, 50 ° C) and centrifuging. Go through the process three times This can also be confirmed by the presence of the silicone compound in the water-absorbing polymer particles.
- the coating amount of the silicone compound is preferably such that at least the surface of the water-absorbing polymer particles is coated to such an extent that stickiness of the surface of the water-absorbing swelling particles can be suppressed.
- the lower limit of the amount of the silicone compound having one or more functional groups in the water-absorbing polymer particles is preferably 0.1% by mass based on 100 parts by mass of all polymer particles (including the silicone compound). Parts by mass, more preferably 0.5 parts by mass or more, particularly preferably 1 part by mass or more.
- the upper limit is preferably 30 parts by mass or less, more preferably 10 parts by mass or less, and particularly preferably 5 parts by mass or less.
- the silicone compound having one or more functional groups is preferably hydrophobic in order to suppress gel blocking between polymer particles or stickiness during use.
- it is a silicone compound and has a functional group that does not contribute to the reaction, it is preferably hydrophobic.
- the hydrophobicity means that the solubility of a silicone compound having one or more functional groups in 100 g of water at 25 ° C. is 10% by mass or less, preferably 1% by mass or less, It is more preferably at most 0.5 mass%, particularly preferably at most 0.1 mass%. Although there is no particular lower limit, it may be 0.01% by mass or more.
- the weight average molecular weight of the silicone compound having one or more functional groups is preferably 100,000 to 500,000, more preferably 300,000 to 200,000, and particularly preferably 10,000 to 200,000. .
- the method for measuring the weight average molecular weight is based on GPC (gel permeation chromatography, gel form eluent, polystyrene conversion).
- the functional group is at least one selected from the group consisting of an amino group, an ammonium group, a carboxy group, a hydroxy group, an epoxy group and a radical polymerizable unsaturated group.
- the functional group is preferably an amino group and / or an ammonium group. These functional groups may be located at the side chain, one terminal and / or both terminals of the siloxane, or may be a mixture thereof.
- the amino-modified silicone preferably has a polymerized unit represented by the following general formula (I).
- R 1 represents a hydrogen atom or a hydrocarbon group having 1 to 6 carbon atoms, and a plurality of R 1 may be the same or different.
- R 2 represents either R 1 or X, X is —R 3 —Z (R 3 is a direct bond or a divalent hydrocarbon group having 1 to 20 carbon atoms, Z is a group containing a primary to tertiary amino group, or A quaternary ammonium group-containing group).
- a indicates a number of 2 or more, and b indicates a number of 1 or more.
- R 1 independently represents a hydrogen atom or a hydrocarbon group having 1 to 6 carbon atoms, for example, an alkyl group or a phenyl group, preferably a methyl group, an ethyl group And more preferably a methyl group.
- R 3 is preferably a straight-chain or Is a branched alkylene group, and includes a methylene group, an ethylene group, a trimethylene group, a propylene group, a tetramethylene group and the like, and more preferably a trimethylene group or a propylene group.
- a and b each represent the number of repeating polymerized units, a is preferably a number of 2 to 1000, and b is preferably a number of 1 to 50.
- Z is preferably an amino group or an ammonium group-containing group represented by the following general formula (II) or (III).
- R 4 is one OCH 2 CH 2 —, one OCHCH 2 —, one OCH 2 CHCH 2 —
- R 5 and R 6 are each a hydrogen atom
- T— represents a halogen ion or an organic anion.
- R 5 may be the same or different.
- Specific examples of T— include halogen ions such as chlorine, iodine, and bromine; and organic ions such as metsulfate, ethosulfate, methophosphate, and ethophosphate.
- preferred X groups are one (CH 2 ) 3 —NH 2 , one (CH 2 ) 3 —N (CH 3 ) 2 , One (CH 2 ) 3 -NH- (CH 2 ) “NH 2 , one (CH 2 ) 3 -NH- (CH 2 ) 2 -N (CH 3 ) 2 , one (CH 2 ) 3 — N + (CH 3 ) 3 ⁇ C square, and more preferably, 1 (CH 2 ) 3 —NH— (CH 2 ) 2 —NH 2 .
- the weight average molecular weight of the amino-modified silicone is preferably 3,000 to 200,000, and the amine equivalent is easily reacted with the anionic functional group of the water-absorbing polymer, and in order for the silicone compound to be hydrophobic, It is preferably from 250 to 10,000 g / mol, more preferably from 1,000 to 5000 gZmol. That is, the abundance of the amino group or the ammonium group in the polymer is preferably 0.1 to 4 bandages 01 /, more preferably 0.2 to 1 bandage olZg.
- the amine equivalent can be titrated with a known concentration of hydrochloric acid in a solvent such as ethanol.
- the carboxy-modified silicone includes a compound in which a silicon atom and a carboxy group are bonded by a saturated hydrocarbon, and a carboxy group and / or a salt thereof described in JP-A-2002-114849.
- An organopolysiloxane compound having a structure represented by at least one of) and (V) and bonded to a gay atom is preferable.
- R 7 , RR 9 and R 1D are the same or different and each may be a straight-chain or branched-chain alkylene group having 2 to 22 carbon atoms, which may have a substituent containing a hetero atom. Or an alkylene group or an arylene group.
- Y represents —O— or one NH— group.
- M is a hydrogen atom, a metal, an ammonium, an alkyl or alkenyl ammonium having 1 to 22 carbon atoms, an alkyl or alkenyl substituted pyridinium having 1 to 22 carbon atoms, an alkanol ammonium having 1 to 22 carbon atoms, Or a basic amino acid.
- amphoteric ionomer siloxane having both functional groups of a functional oxy group and an ammonium group described in JP-A-6-1171 can also be preferably used.
- the weight average molecular weight of the carboxy-modified silicone is preferably from 300,000 to 200,000.
- the carboxy equivalent is preferably 250 to 1000 g / mo 1, more preferably 10 10 because the silicone compound is easily reacted with the cationic functional group of the water-absorbing polymer and the silicone compound is hydrophobic. 0 to 500 g / mo1. That is, the amount of the carboxy group present in the polymer is preferably 0.1 to 4 mol / g, and more preferably. Or 0.2 to liM0lZg.
- the carboxy equivalent can be determined by titration with a known concentration of Na ⁇ H in a solvent such as ethanol.
- hydroxy-modified silicone a branched silicone represented by the following general formula (VI), a double-ended silicone represented by the following general formula (VII), and a single-ended silicone represented by the following general formula (VIII) And alkyl glyceryl ether-modified silicones described in JP-A-5-12424.
- R 11 is the same or different and represents an alkyl group having 1 to 3 carbon atoms, and a methyl group is preferable.
- R 12 is the same or different and represents an alkylene group having 1 to 8 carbon atoms, and is preferably a trimethylene group.
- AO may be the same or different, oxyethylene group or oxypro Represents a pyrene group, ⁇ and g each represent an integer of 1 or more, and h represents 0 or an integer of 1 or more.
- a silicone compound having an epoxy group at one end and / or at both ends represented by the general formula (IX) is preferably exemplified.
- R 3 is the same or different and is a monovalent hydrocarbon group
- R 14 is an epoxy-containing group or a monovalent hydrocarbon group
- A is an epoxy-containing group
- n is a number of 1 to 1000. Is shown. ]
- R 13 may be all the same or different, but it is preferable that all R 13 are methyl groups.
- the epoxy-containing group represented by A is not particularly limited, and specific examples include groups represented by the following general formulas (X) to (XII). (CH 2 ) p OCH 2 CH— CH 2 (X) O
- r represents an integer of 1 or more, and r AOs are the same or
- R is, if the same as the R 13, become single terminal epoxy group-containing silicone, if the same as the A, the two terminal epoxy group-containing silicon cone.
- the epoxy-modified silicone, but single terminal epoxy group-containing silicone is the same as R 13 is preferably, hydrocarbon group, a methyl group, Al kill groups such Echiru group, cycloalkyl groups such as cyclohexyl group, Examples include an aryl group such as a phenyl group and the like, and a fluorine atom-substituted alkyl group such as a trifluoromethyl group and the like, and a methyl group is preferable.
- n is preferably 1 to 500, more preferably 5 to 100, and particularly preferably 10 to 50.
- Silicone compound having radically polymerizable unsaturated group As the silicone compound having a radically polymerizable unsaturated group, a polysiloxane compound having a radically polymerizable group at one terminal described in JP-A-11-118003 is preferably exemplified.
- the surface-hydrophobized water-absorbing polymer particles are water-absorbing polymer particles obtained by coating the surface of a water-absorbing polymer particle with a polymer of one or more kinds of hydrophobic vinyl monomers.
- At least a part of the surface of the water-absorbing polymer particles is coated to such an extent that sticking of the surface of the water-absorbing swelling particles can be suppressed.
- the amount of the polymer of the hydrophobic vinyl monomer in the surface-hydrophobized water-absorbing polymer particles is 100 parts by mass of the water-absorbing polymer particles, and the lower limit is preferably 1 part by mass or more, and more preferably 5 parts by mass. Parts by weight, particularly preferably 10 parts by weight or more.
- the upper limit is preferably 100 parts by mass or less, more preferably 400 parts by mass or less, and particularly preferably 200 parts by mass or less. Within this range, there is no sticky feeling after water absorption, and the water absorption rate is not particularly hindered.
- the hydrophobic vinyl monomer used in the present invention is a polymerizable monomer from which a hydrophobic polymer can be obtained by polymerization, and can be polymerized by a general radical polymerization initiator or a polymerization method such as ultraviolet irradiation.
- the hydrophobic vinyl monomer is a monomer having hydrophobicity as defined above, and a normal radically polymerizable hydrophobic vinyl monomer is preferably used.
- Specific examples of such monomers include, for example, styrene, vinyl acetate, divinylbenzene, and acrylic.
- hydrophobic monomers can be used.
- styrene and alkyl (meth) acrylates having 1 to 22 carbon atoms in the alkyl group are preferred because of their high hydrophobicity and easy availability of monomers.
- the weight average molecular weight of the hydrophobic polymer used in the present invention is preferably 100,000 to 500,000, more preferably 300,000 to 200,000, and particularly preferably 10,000 to 200,000.
- the method of measuring the weight average molecular weight is based on GPC (gel permeation chromatography, converted to polystyrene). The column was manufactured by Showa Denko, Shodex KF—806.
- the hydrophilic vinyl monomer described above may be copolymerized for the purpose of improving the adhesion of the produced polymer to the water-absorbing polymer to such an extent that the hydrophobicity of the obtained polymer is not extremely impaired.
- Such hydrophilic vinyl monomers include (meth) acrylic acid, maleic acid, , Such as conic acid,
- One or more of these hydrophilic vinyl monomers can be used.
- the amount of the hydrophilic vinyl monomer to be used is preferably 0 to 50% by mass, more preferably 0 to 20% by mass, based on all the monomers constituting the polymer of the hydrophobic vinyl monomer.
- any of four types of anionic, nonionic, cationic or amphoteric may be used for the hydrophilic part of the fluorine-based surfactant, and a fluorocarbon chain or a perfluorocarbon chain can be used for the hydrophobic part. It preferably has a functional group capable of reacting with the surface of the water-absorbing polymer particles, and the hydrophilic portion is preferably an anion, a cation or an amphoteric, and more preferably a cationic or amphoteric. Further, the carbon chain that is the hydrophobic part may be straight-chain or branched. For example, the following fluorine-based surfactants can be mentioned.
- silane coupling agent As the silane coupling agent, the silane coupling agent described in Japanese Patent Application Laid-Open No. Sho 61-212305 can be used.
- Preferable specific examples are: aglycidoxypropyltrimethoxysilane, aglycidoxypropylmethyljetoxysilane, a (2-aminoethyl) aminoprobitrimethoxysilane, a (2-aminoethyl) ) Aminopropyl methyl ethoxysilane, Aminopropyl trimethoxysilane, Achloropro Piltrimethoxysilane, archloropropylmethyldimethoxysilane, and the like.
- a method for producing water-absorbing polymer particles by polymerizing a hydrophilic vinyl monomer When a polymer of a hydrophilic vinyl monomer is used as the water-absorbing polymer, any method for polymerizing the hydrophilic vinyl monomer and the crosslinking agent may be used. Although a method may be adopted, a method of polymerizing an aqueous solution of a hydrophilic vinyl monomer (preferably at a concentration of 1 to 70% by mass) is preferable, and examples thereof include an aqueous solution polymerization method, a reverse phase suspension polymerization method, and a pearl polymerization method. Various methods can be adopted.
- the aqueous solution polymerization method or the reversed-phase suspension polymerization method is preferred from the viewpoints of workability during polymerization and the water-absorbing performance of the obtained water-absorbing polymer. Legitization is particularly preferred.
- the polymerization temperature of the hydrophilic vinyl monomer is preferably 20 to 120 ° C., and the polymerization time is preferably 20 to: L80 minutes.
- a water-soluble radical polymerization initiator for example, a peroxide, a peroxide at an opening, or an azo compound is used in a known amount.
- These polymerization initiators can be used as a mixture of two or more kinds.Furthermore, chromium ions, sulfites, hydroxylamines, hydrazines, etc. can be added to use as a redox polymerization initiator. It is possible.
- an oil-soluble radical polymerization initiator for example, a peroxide initiator such as benzoyl peroxide, lauroyl peroxide, evening butyl peroxypivalate, diisopropylpropyl carbonate, etc., azobis (isobutyronitrile) , Azobis (2,4-dimethylvalero nitrile), azobis (dimethylisobutylate), azobis (cyclohexane)
- a peroxide initiator such as benzoyl peroxide, lauroyl peroxide, evening butyl peroxypivalate, diisopropylpropyl carbonate, etc., azobis (isobutyronitrile) , Azobis (2,4-dimethylvalero nitrile), azobis (dimethylisobutylate), azobis (cyclohexane)
- azo-based initiator such as, for example, benzoyl nitrile
- the amount of the water-soluble polymerization initiator to be used is preferably from 0.3 to 5% by mass, more preferably from 0.1 to 2% by mass, based on the hydrophilic vinyl monomer.
- a dispersant is used to stabilize the dispersion of the hydrophilic vinyl monomer in the oil phase (solvent).
- examples of the dispersant include general anionic, cationic, nonionic and amphoteric surfactants, natural, semi-synthetic and synthetic polymers.
- anionic surfactants such as sodium polyoxyethylene dodecyl ether sulfate and sodium dodecyl ether sulfate; cationic and amphoteric surfactants such as trimethylstearyl ammonium chloride and carboxymethyldimethylcetyl ammonium
- Nonionics such as sucrose fatty acid esters such as sucrose monostearate and sucrose dilaurate, sorbitan esters such as sorbitan monostearate, and polyoxyalkylene adducts of sorbitan esters such as polyoxyethylene sorbitan monostearate.
- Surfactants such as starch and derivatives thereof, cellulose ethers such as ethyl cellulose, cellulose derivatives such as cellulosic esters such as cellulose acetate, etc .; Arco
- the above-mentioned silicone compound having one or more functional groups or the above-mentioned fluorinated surfactant is preferable to use as a dispersant. It may be used in combination with the other dispersants described above.
- the silicone compounds preferred as the dispersant are silicone compounds having at least one functional group selected from the group consisting of amino groups, ammonium groups, hydroxy groups, and carboxy groups. Things.
- the dispersant is preferably 0.5 to 30 parts by mass, more preferably 1 to 10 parts by mass, and still more preferably 1 to 7 parts by mass, based on 100 parts by mass of all the Bier monomers constituting the water-absorbing polymer particles. It is particularly preferred that it be present.
- the solvent used in the reverse phase suspension polymerization method is preferably a hydrocarbon solvent, a silicone solvent, or a mixture thereof.
- hydrocarbon solvents include hexane, heptane, dodecane, cyclohexane, methylcyclohexane, isooctane, hydrogenated triisobutylene and other such aromatic hydrocarbons, benzene, toluene, xylene, ethylbenzene and other such aromatic hydrocarbons.
- silicone-based solvents such as octamethylcyclotetrasiloxane, decamethylcyclopentylsiloxane, hexamethyldisiloxane, and octamethyltrisiloxane. Of these, hexane and cyclohexane are particularly preferred.
- a crosslinking agent may be added later, and the surface may be crosslinked by heating preferably at 40 to 150 ° C.
- the surface-hydrophobized water-absorbent polymer particles are obtained by polymerizing water-absorbent polymer particles or a previously obtained water-absorbent polymer such as a natural polymer. It can be manufactured from particles.
- a silicone compound having one or more functional groups, a fluorine-based surfactant or a silane coupling agent, and further, if necessary, a crosslinking agent and / or a radical polymerization initiator, and in the presence of water Preferably, a production method of heating in a solvent is preferred.
- the presence of water causes the functional groups of the water-absorbing polymer particles to dissociate, resulting in a silicone compound having one or more functional groups, a fluorinated surfactant, or a silane cup. It easily reacts with the functional group of the ring agent.
- the amount of the silicone compound having one or more functional groups, the fluorinated surfactant or the silane coupling agent depends on the amount of the water-absorbing polymer.
- the amount is preferably at least 0.01 part by mass, more preferably at least 0.01 part by mass, particularly preferably at least 0.1 part by mass, based on 100 parts by mass. It is preferably at most 20 parts by mass, more preferably at most 10 parts by mass, particularly preferably at most 5 parts by mass. ⁇
- the above-mentioned hydrocarbon solvent or silicone solvent or a mixture thereof is preferably used.
- the amount of water present in the reaction system is preferably 1 to 200 parts by mass, more preferably 10 to 100 parts by mass, based on 100 parts by mass of the water-absorbing polymer (particles). After the reaction, water is dehydrated by distillation or the like.
- the crosslinking agent is preferably used in an amount of 0.01 to 10 parts by mass, more preferably 0.01 to 5 parts by mass, particularly preferably 0.01 to 5 parts by mass, per 100 parts by mass of the water-absorbing polymer (particles). Is present in 0.01 to 3 parts by mass.
- silicone compound having a radically polymerizable unsaturated group it is preferable that the above-mentioned oil-soluble radical polymerization initiator is present together.
- the silicone compound or fluorosurfactant having one or more functional groups should be added directly or in the form of a solubilized or emulsified solution with an organic solvent, surfactant or dispersant, and in some cases sprayed. Can be. Heating for smooth surface treatment is preferably in the range of 40 to 150 ° C.
- the mixing time of the silicone compound having one or more functional groups, the fluorinated surfactant or the silane coupling agent may be either before or after the water-absorbing polymer is pulverized. After grinding the polymer, water-absorbing polymer particles If necessary, adjust the water content to an appropriate range by drying or the like, and mix in a kneader, for example.
- the water-absorbing polymer particles coated with the polymer of the hydrophobic vinyl monomer form a reversed-phase suspension polymerization solution during or after polymerization of the water-absorbing polymer particles, that is, a slurry in which the water-absorbing polymer particles are suspended in a solvent. It is preferably obtained by adding a hydrophobic vinyl monomer and the above-mentioned oil-soluble polymerization initiator and polymerizing.
- the solvent include the aforementioned hydrocarbon solvents or silicone solvents or mixtures thereof.
- the amount of the oil-soluble polymerization initiator to be used is preferably from 0.3 to 5% by mass, more preferably from 0.1 to 2% by mass, based on the hydrophobic vinyl monomer.
- the polymerization initiator is used after being mixed and dissolved with other components in advance, but it is possible to dilute it in a solvent or the like during the polymerization and add it all at once or continuously for the purpose of reducing residual monomers.
- the polymerization temperature is preferably from 20 to 120 ° C, and the polymerization time is preferably from 20 to 180 minutes.
- a hydrophilic vinyl monomer and a cross-linking agent are prepared by a reverse phase suspension polymerization method in the presence of a silicone compound having one or more functional groups or a fluorine-based surfactant.
- a hydrophilic vinyl monomer and a cross-linking agent are subjected to reverse phase suspension polymerization in the presence of a water-soluble polymerization initiator and a dispersant, and a hydrophobic vinyl monomer and an oil-soluble polymerization initiator are added during or after the polymerization, Those obtained by polymerization are preferred.
- the antiperspirant component include an aluminum compound, a zirconium compound, a zinc compound, and a mixture thereof.
- Aluminum salts such as van and aluminum hydroxide; aluminum zirconium tetrachloride; aluminum zirconium complexes such as hydroxydaricin, aluminum zirconium pentachlorohydroxide; zinc oxide, zinc p-phenolsulfonate, etc.
- Zinc salts are preferred.
- an aluminum compound and a zirconium compound are preferred, an aluminum salt and an aluminum-zirconium complex are more preferred, and an aluminum-zirconium complex is particularly preferred.
- the cosmetic composition of the present invention preferably further contains silicon in order to improve smoothness during application and lubricity during shaving.
- the viscosity (25 ° C.) of such a silicone is preferably 5 ⁇ 10 m 2 , because the higher the viscosity, the more oil used as a result of using a large amount of it.
- Z s or less more preferably 5 X 1 0 4 m 2 Z s or less, particularly preferably not more than 5 X 1 0 5 m 2 Z s, and most preferably rather were the following 2 X 1 0- 5 m 2 / s .
- the lower limit is more 1 X 1 0 _ 6 m 2 Z s is preferred.
- silicone examples include chain silicones such as dimethylpolysiloxane having a low degree of polymerization, and cyclic silicones such as octamethylcyclotetrasiloxane and decamethylcyclopentasiloxane. Above as appropriate Can be selected and used.
- the cosmetic composition of the present invention which contains hydrophobic particles, improves lubricity during shaving, and makes the dry skin feel even better, which is preferable.
- Preferred hydrophobic particles include, for example, polymer fine particles obtained by dispersing and polymerizing a Bier monomer in a solvent using a polysiloxane compound having a radical polymerizable group at one end as a dispersant, and a silicone resin (KMP-59).
- KMP-59 silicone resin
- Silicone resin Fluorine resin; Nylon resin (SP_500 (manufactured by Toray Industries, Inc.), etc.), polystyrene resin (Fine Pearl (manufactured by Sumitomo Chemical Co., Ltd.)), Techpolymer SB (Sekisui Chemical) Seishin Kogyo Co., Ltd.), Fine Powder SGP (Soken Chemical Co., Ltd.), etc.), Polyethylene resin (Flow beads (Sumitomo Seika Co., Ltd.), etc.), methyl methacrylate resin (Matsumoto Microsphere M (manufactured by Matsumoto Yushi Pharmaceutical Co., Ltd.), Techporima MB (manufactured by Sekisui Plastics Co., Ltd.), Fine Powder MP (manufactured by Soken Chemical Co., Ltd.), etc., divinylbenzene resin, Silicone treatment of organic powders such as polyurethane resin, benzoguanamine resin, melamine resin, and phenolic resin (
- the shape of the hydrophobic particles may be spherical, columnar, plate-like, needle-like or any other deviation, but a spherical shape is preferred in terms of slipperiness.
- the sphericity of the hydrophobic particles is not particularly limited. However, as the sphericity increases, the coefficient of kinetic friction decreases and the skin feels more slippery. Therefore, it is preferable to use hydrophobic particles as close as possible to spheres.
- the average particle size of the hydrophobic particles is preferably from 0.05 to 50 m, particularly preferably from 0.5 to 50 mm.
- the cosmetic composition of the present invention may be any of emulsified cosmetics, oily cosmetics, spray cosmetics, sticky cosmetics, powdery cosmetics, roll-on cosmetics, etc., but is used for antiperspirants Is preferred.
- the cosmetic composition of the present invention contains water-absorbing polymer particles, preferably surface-hydrophobized water-absorbing polymer particles.
- the content of the water-absorbing polymer particles in the composition is preferably from 0.1 to 90% by mass, more preferably from 0.5 to 50% by mass, and from 1 to 50% by mass. 20% by mass is particularly preferred, and 2 to 10% by mass is most preferred. This range is preferable because stickiness after sweat absorption can be suppressed. Further, by using the surface-hydrophobized water-absorbing polymer particles as the water-absorbing polymer particles, the smoothness of the particles can be maintained and the shaving can be performed smoothly even after the perspiration, which is more preferable.
- the content of the antiperspirant component is preferably 0.1 to 90% by mass, more preferably 1 to 70% by mass, and particularly preferably 5 to 50% by mass. 10 to 30% by mass is most preferred. Within this range, the antiperspirant effect is high, which is preferable.
- the amount of the water-absorbing polymer particles is preferably 3 to 95 parts by mass, more preferably 3 to 50 parts by mass, based on 100 parts by mass of the antiperspirant component. Within this range, the decrease in lubricity during shaving due to precipitation of aluminum salts, etc. can be improved by using water-absorbing polymer particles in combination, while maintaining both components at appropriate pH values during perspiration. You can do it.
- the viscosity (25 ° C.) is 5 ⁇ 10
- the content of the following silicon is preferably 0.1 to 90% by mass, more preferably 0.5 to 50% by mass, particularly preferably 1 to 20% by mass, and most preferably 2 to 10% by mass. .
- the content of the hydrophobic particles is preferably 0.5 to 30% by mass, more preferably 0.5 to 20% by mass, and 0.5 to 10% by mass. Particularly preferred is 1-5% by mass.
- viscosity 25 ° C
- viscosity 25 ° C
- cosmetic composition of the present invention other components generally used as cosmetic components are appropriately compounded according to the form, type, etc. of the above-mentioned cosmetics as long as the effects of the present invention are not impaired. can do.
- Such cosmetic ingredients include, for example, extenders such as Myric, talc, sericite, kaolin, polymethylsilsesquioxane, and barium sulfate; inorganic pigments such as titanium oxide, zinc oxide, and iron oxide; solid or liquid Hydrocarbons such as paraffin, solid paraffin, mycrocrystalline wax, vaseline, ceresin, ozokerite, montan wax; plants such as olive, ground wax, carnauba wax, lanolin, whale wax, etc.
- extenders such as Myric, talc, sericite, kaolin, polymethylsilsesquioxane, and barium sulfate
- inorganic pigments such as titanium oxide, zinc oxide, and iron oxide
- solid or liquid Hydrocarbons such as paraffin, solid paraffin, mycrocrystalline wax, vaseline, ceresin, ozokerite, montan wax
- plants such as olive, ground wax, carnauba wax, lanolin, whale wax, etc.
- stearic acid palmitic acid, oleic acid, glycerin monostearate, glycerin distearate, daliserine monooleate, isopropyl myristate, isopropyl stearate, butyl Fatty acids such as stearic acid esters or esters thereof; higher alcohols such as cetyl alcohol, stearyl alcohol, palmityl alcohol, and hexyl decyl alcohol; adsorption or adsorption of cationized cellulose, lipoxybetaine type polymer, cationized silicone, etc.
- Polyhydric alcohols having a moisturizing effect such as glycols and sorbitol; medicinal ingredients such as whitening agents, analgesic anti-inflammatory agents, antipruritics, astringents, emollients, hormonal agents, etc .; water; Agent;
- emulsifier for silicone oil such as polyether-modified silicone, polyether-alkyl-modified silicone, glyceryl ether-modified silicone; methylcellulose, ethylcellulose, carboxymethylcellulose, polyacrylic acid, tragacanth , Agar, thickeners such as gelatin; lower alcohols such as ethanol, glycerin, 1,3-butylene glycol and propylene glycol; other, emulsion stabilizers, chelating agents, UV protection agents, PH regulators, preservatives, and pigments And fragrances.
- the cosmetic of the present invention is manufactured according to a conventional method.
- ADVANTAGE OF THE INVENTION The cosmetic composition of this invention has a high antiperspirant effect and can perform shaving more smoothly.
- the feeling of dryness is high even after sweat absorption.
- Example 14449 “%” in the following examples indicates “% by mass” unless otherwise specified.
- Methacrylic acid manufactured by Mitsubishi Rayon Co., Ltd.
- 300 g and ion-exchanged water, 135 g, were placed in a 3 L beaker, and 348 g of a 30% aqueous solution of caustic soda was added dropwise while stirring with cooling.
- 75 After neutralization of 5%, a solution of 1.2 g of potassium persulfate (0.4% vs.
- methacrylic acid in 24.3 g of ion-exchanged water and ethylenedalichol diglycidyl as a crosslinking agent Ether (trade name, Denacol EX810, manufactured by Nagase Kasei Co., Ltd.) (15.0 g, 5.0% relative to methacrylic acid) was added and uniformly dissolved.
- Ether trade name, Denacol EX810, manufactured by Nagase Kasei Co., Ltd.
- the resulting solution was added to 1500 ml of cyclohexane in a 3 L beaker, and amino-modified silicone A (XF 42-703, manufactured by D-Toshiba Silicone Co., Ltd., viscosity (25 ° C): 1 X 10- m 2 / s, amine equivalent: 1 500 g / mo 1)
- N N-dimethylacrylamide 120 g
- polyethylene glycol dimethacrylate (trade name, NK-14G, Shin-Nakamura Chemical Co., Ltd.) 14 g
- methacrylic acid 5 g methacrylic acid 5 g
- ion exchange 415 g of water and 1.2 g of potassium persulfate were placed in a 3 L beaker and uniformly dissolved.
- the resulting solution 3 in beaker one L and hexane 1 50 0 ml to Amino-modified silicone A (Jii Toshiba Silicone Co.
- the water-in-oil type dispersion droplets are placed in a 5 L stainless steel reactor equipped with a reflux condenser, stirred at 350 r / min, and purged with nitrogen. The temperature of the system is raised to 75 ° C. Then, polymerization was carried out for 4 hours. After that, a dehydration tube was attached, the temperature was raised, dehydration was performed at 34 Om1, and after cooling, polymer particles were separated by filtration. By evaporating to dryness under reduced pressure, 290 g of a fine powdery white dried polymer was obtained. The average particle size of the obtained polymer fine particles was 2.3 / im, and the water absorption was 18 gZg.
- methacrylic acid in 24.3 g of ion-exchanged water was mixed with a cross-linking agent, ethylene dalicol diglycidyl ether (trade name, Denacol EX) 810, manufactured by Nagase Kasei Co., Ltd.) and uniformly dissolved by adding 15.0 g (5.0% to methacrylic acid).
- the resulting solution is added to 1500 ml of cyclohexane in a 3 L beaker and sugar ester (trade name, lactose sugar ester S570 and S770, an equal weight mixture of S570 and S770, Mitsubishi Foods, Inc.) 15 g (5.0% vs.
- Methacrylic acid was added to the obtained solution, and the mixture was stirred vigorously with a homomixer at 10,000 rpm for 5 minutes to obtain a fine oil.
- Water-in-water dispersion droplets were made.
- cyclohexane 90 Om1 was placed in a 5 L stainless steel reaction vessel equipped with a reflux condenser, stirred at 350 rZmin, and the system was heated to 75 in advance and placed in a solution purged with nitrogen.
- the above-mentioned water-in-methacrylic acid partially neutralized oil-in-water dispersion droplets were dropped, and polymerization was started at the same time. After dripping the whole amount in 1.5 hours, Aging was performed for another 4 hours at the reflux temperature.
- 0.3 g of the test article was applied to one armpit, and 3 hours later, the subject entered a high-temperature and high-humidity room (40 ° CZ80 RH) for 5 minutes.
- a high-temperature and high-humidity room 40 ° CZ80 RH
- the subject himself / herself evaluated the degree of wetness of the armpit 3 hours later under the condition of 25 ° CZ 60% RH as antiperspirant performance under normal conditions.
- the sensory evaluation criteria for antiperspirant performance were based on the following five-point evaluation.
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/534,753 US20060140891A1 (en) | 2002-11-14 | 2003-11-13 | Cosmetic composition |
EP03811135A EP1561456A4 (en) | 2002-11-14 | 2003-11-13 | COSMETIC COMPOSITIONS |
AU2003301902A AU2003301902A1 (en) | 2002-11-14 | 2003-11-13 | Cosmetic compositions |
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JP2002-330610 | 2002-11-14 | ||
JP2002330610A JP4060167B2 (ja) | 2002-11-14 | 2002-11-14 | 化粧料組成物 |
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WO2004043421A1 true WO2004043421A1 (ja) | 2004-05-27 |
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PCT/JP2003/014449 WO2004043421A1 (ja) | 2002-11-14 | 2003-11-13 | 化粧料組成物 |
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US (1) | US20060140891A1 (ja) |
EP (1) | EP1561456A4 (ja) |
JP (1) | JP4060167B2 (ja) |
AU (1) | AU2003301902A1 (ja) |
WO (1) | WO2004043421A1 (ja) |
Families Citing this family (8)
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GB0516418D0 (en) * | 2005-08-10 | 2005-09-14 | Unilever Plc | Antiperspirant compositions |
KR101227944B1 (ko) * | 2005-12-29 | 2013-01-30 | 리만 트레이딩 에이피에스 | 다원자가 금속염을 포함하는 유중알콜형 에멀젼 |
US20100260689A1 (en) * | 2007-11-02 | 2010-10-14 | Beiersdorf Ag | Reducing shaving frequency |
US20090232746A1 (en) * | 2007-11-30 | 2009-09-17 | Mateu Juan R | Silicone polymer-silica system |
JP5410717B2 (ja) * | 2008-09-22 | 2014-02-05 | 花王株式会社 | 毛髪用洗浄剤組成物 |
ES2950993T3 (es) | 2008-11-17 | 2023-10-17 | Oreal | Procedimiento cosmético para tratar la transpiración humana utilizando partículas de un material mineral amorfo expandido; composiciones |
JP2013213083A (ja) * | 2012-03-30 | 2013-10-17 | Kao Corp | 改質吸水性樹脂粒子 |
DE102016225736A1 (de) | 2016-12-21 | 2018-06-21 | Henkel Ag & Co. Kgaa | Wasserfreie Deodorantzusammensetzungen mit Absorberkombination I |
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JPH04356415A (ja) * | 1990-08-02 | 1992-12-10 | Kao Corp | 汗のべとつき抑制剤 |
JPH06107520A (ja) * | 1992-09-25 | 1994-04-19 | Idemitsu Petrochem Co Ltd | 化粧料 |
EP0676192A2 (en) * | 1994-02-22 | 1995-10-11 | Helene Curtis, Inc. | Antiperspirant deodorant compositions |
WO2000035412A1 (en) * | 1998-12-17 | 2000-06-22 | Hercules Incorporated | Hydrophobically modified polysaccharide in anhydrous antiperspirant products |
EP1258290A2 (en) * | 2001-05-16 | 2002-11-20 | Kao Corporation | Silicone-modified water-absorbing polymer particles and method for producing the same |
JP2003301019A (ja) * | 2002-04-11 | 2003-10-21 | Kao Corp | 表面疎水化吸水性ポリマー粒子 |
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US4508705A (en) * | 1980-07-02 | 1985-04-02 | Lever Brothers Company | Skin treatment composition |
GB8521956D0 (en) * | 1985-09-04 | 1985-10-09 | Unilever Plc | Antifoam ingredient |
US4937069A (en) * | 1985-11-15 | 1990-06-26 | Bristol-Myers Squibb Company | Anhydrous semi-solid antiperspirant suspension |
US5091443A (en) * | 1990-02-07 | 1992-02-25 | Becton, Dickinson And Company | Composition for gelling liquids |
US5393602A (en) * | 1991-04-19 | 1995-02-28 | Bioelastics Research Ltd. | Superabsorbent materials and uses thereof |
EP0621041B1 (en) * | 1993-04-23 | 2002-09-11 | Mitsubishi Chemical Corporation | Highly water-absorptive polymers having enhanced gel strength |
US5571531A (en) * | 1994-05-18 | 1996-11-05 | Mcmaster University | Microparticle delivery system with a functionalized silicone bonded to the matrix |
DE19716657A1 (de) * | 1997-04-21 | 1998-10-22 | Stockhausen Chem Fab Gmbh | Superabsorber mit kontrollierter Absorptionsgeschwindigkeit |
EP1036553A3 (en) * | 1999-03-18 | 2003-12-10 | Shiseido Company Limited | Solid water-in-oil type emulsion cosmetic composition |
US6110449A (en) * | 1999-06-14 | 2000-08-29 | The Procter & Gamble Company | Anhydrous antiperspirant cream compositions improved perfume longevity |
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2002
- 2002-11-14 JP JP2002330610A patent/JP4060167B2/ja not_active Expired - Fee Related
-
2003
- 2003-11-13 AU AU2003301902A patent/AU2003301902A1/en not_active Abandoned
- 2003-11-13 WO PCT/JP2003/014449 patent/WO2004043421A1/ja active Application Filing
- 2003-11-13 US US10/534,753 patent/US20060140891A1/en active Pending
- 2003-11-13 EP EP03811135A patent/EP1561456A4/en not_active Withdrawn
Patent Citations (6)
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JPH04356415A (ja) * | 1990-08-02 | 1992-12-10 | Kao Corp | 汗のべとつき抑制剤 |
JPH06107520A (ja) * | 1992-09-25 | 1994-04-19 | Idemitsu Petrochem Co Ltd | 化粧料 |
EP0676192A2 (en) * | 1994-02-22 | 1995-10-11 | Helene Curtis, Inc. | Antiperspirant deodorant compositions |
WO2000035412A1 (en) * | 1998-12-17 | 2000-06-22 | Hercules Incorporated | Hydrophobically modified polysaccharide in anhydrous antiperspirant products |
EP1258290A2 (en) * | 2001-05-16 | 2002-11-20 | Kao Corporation | Silicone-modified water-absorbing polymer particles and method for producing the same |
JP2003301019A (ja) * | 2002-04-11 | 2003-10-21 | Kao Corp | 表面疎水化吸水性ポリマー粒子 |
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Also Published As
Publication number | Publication date |
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JP4060167B2 (ja) | 2008-03-12 |
EP1561456A4 (en) | 2008-10-15 |
AU2003301902A1 (en) | 2004-06-03 |
US20060140891A1 (en) | 2006-06-29 |
JP2004161695A (ja) | 2004-06-10 |
EP1561456A1 (en) | 2005-08-10 |
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