WO2004108112A1 - 皮膚外用剤用粘着剤組成物および皮膚外用剤粘着シート - Google Patents
皮膚外用剤用粘着剤組成物および皮膚外用剤粘着シート Download PDFInfo
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- WO2004108112A1 WO2004108112A1 PCT/JP2004/008285 JP2004008285W WO2004108112A1 WO 2004108112 A1 WO2004108112 A1 WO 2004108112A1 JP 2004008285 W JP2004008285 W JP 2004008285W WO 2004108112 A1 WO2004108112 A1 WO 2004108112A1
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- WIPO (PCT)
- Prior art keywords
- skin
- sensitive adhesive
- pressure
- component
- adhesive composition
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/70—Web, sheet or filament bases ; Films; Fibres of the matrix type containing drug
- A61K9/7023—Transdermal patches and similar drug-containing composite devices, e.g. cataplasms
- A61K9/703—Transdermal patches and similar drug-containing composite devices, e.g. cataplasms characterised by shape or structure; Details concerning release liner or backing; Refillable patches; User-activated patches
- A61K9/7038—Transdermal patches of the drug-in-adhesive type, i.e. comprising drug in the skin-adhesive layer
- A61K9/7046—Transdermal patches of the drug-in-adhesive type, i.e. comprising drug in the skin-adhesive layer the adhesive comprising macromolecular compounds
- A61K9/7053—Transdermal patches of the drug-in-adhesive type, i.e. comprising drug in the skin-adhesive layer the adhesive comprising macromolecular compounds obtained by reactions only involving carbon to carbon unsaturated bonds, e.g. polyvinyl, polyisobutylene, polystyrene
- A61K9/7061—Polyacrylates
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/16—Amides, e.g. hydroxamic acids
- A61K31/164—Amides, e.g. hydroxamic acids of a carboxylic acid with an aminoalcohol, e.g. ceramides
-
- 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
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P17/00—Drugs for dermatological disorders
- A61P17/16—Emollients or protectives, e.g. against radiation
-
- 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
Definitions
- the present invention relates to a pressure-sensitive adhesive thread and a pressure-sensitive adhesive sheet for use in a skin external preparation such as a cosmetic external preparation and the like, and relates to a textile absorbent or difficult (hereinafter referred to as a drug together), especially ceramide.
- Oily gel-like adhesive for skin external preparations that can stably and molecularly dissolve (disperse molecules) even at a high concentration even if the fiber U and f
- the present invention relates to an exfoliated substance, an adhesive exfoliated substance for external preparations for skin in which the agent for absorption is dissolved, and a occupational sheet for external application obtained by applying the same to fiber.
- Ceramides serve as the ⁇ component of the interstitial lipid of the sulphate, which balances water in the skin to provide a healthy moisturizing function for the skin, a skin barrier function to protect the body from external stimuli and bacteria 'Fiber ⁇ ⁇ 3 ⁇ 4 ⁇ . Let's play a very important role. Using the characteristics of such ceramides, it has been attempted to apply the I [im 3 skin external agents, and the like. However, ceramides, etc., which have strong parental abundance and are crystallized, have poor needle life against both water and oil, making their use difficult. Accompany.
- ceramides have generally been dissolved in an oil phase component at a high temperature and emulsified. At that time, in order to increase the solubility of ceramides, fatty acids and higher alcohols that are liquid at room temperature have been used together. However, these methods are not enough to stably dissolve the ceramides in the drug product and can prevent the ceramides from crystallizing over time and depositing in the drug product. What Ceramides are mixed with amphiphilic substances such as cholesterols, higher fatty acids, higher alcohols, and lipophilic surfactants in the presence of a polyhydric alcohol and a small amount of a hydrophilic surfactant to form lamellar liquid crystals.
- amphiphilic substances such as cholesterols, higher fatty acids, higher alcohols, and lipophilic surfactants in the presence of a polyhydric alcohol and a small amount of a hydrophilic surfactant to form lamellar liquid crystals.
- the adhesive sheet preparation is a form of preparation that can cover the target site with the sheet and efficiently absorb the medicinal ingredients through the skin, but because it is effectively transferred and penetrated into the skin.
- the medicinal components and the like are dissolved in the adhesive layer at the highest possible concentration.
- the adhesive layer has appropriate adhesiveness to the skin, but does not damage the keratinocytes of the skin when peeled off. In addition, sufficient cohesiveness is required so that no glue remains on the skin.
- the present invention provides a stable and highly concentrated drug for percutaneous absorption, particularly an amphiphilic crystalline organic drug such as ceramides, which is hardly soluble in water or oil.
- Pressure sensitive adhesive composition for external preparations for skin which is capable of dissolving molecules at the same time, and both of which are suitable for both skin adhesion and peeling and removing properties, and pressure sensitive adhesive compositions for external preparations for skin, in which the drug for transdermal absorption is dissolved
- Acrylic fi-polymer (component A) containing a predetermined amount of the above-mentioned ratatam ⁇ and having no functional group capable of cross-linking reaction and HLB force SO.5 to 9.5 (non-ionic interface at 3 ⁇ 43 ⁇ 4H)
- An acrylic polymer (component B) having a functional group capable of cross-linking reaction that is completely soluble in a mixed solution with an activator (component C) eliminates adhesive residue on the skin in the adhesive composition Necessary to adjust to moderate cohesion A predetermined amount is dissolved in a mixed solution of A ⁇ / C j ⁇ .
- the present invention relates to an acrylamide polymer containing 10 to 40 mol% of a vinyl monomer unit having a ratatum ring group and having no crosslinkable functional group (component A),
- component A The B component is cross-linked by an external cross-linking agent between ⁇ lf and a nonionic surfactant (C fi3 ⁇ 4 ⁇ ) whose HLB is in the range of 0.5 to 9.5 ⁇ $.
- the adhesive composition for an external preparation for skin comprising: 100 to 100 parts by weight of the B component, 20 to 50 parts by weight ( ⁇ leakage, C, 50 to 30 ⁇ And a pressure-sensitive adhesive composition for an external preparation for skin, wherein the pressure-sensitive adhesive composition is formulated in a range of parts.
- the present invention provides a pressure-sensitive adhesive composition for a skin external preparation in which a percutaneous absorption drug including an amphiphilic and sparingly soluble crystalline organic drug such as ceramides is dissolved in the base of the pressure-sensitive adhesive composition. Offer things.
- the present invention provides a pressure-sensitive adhesive sheet preparation for external use on skin, wherein the pressure-sensitive adhesive composition for external use on skin is laminated on a substrate.
- an acrylic copolymer containing a predetermined amount of mol% of a rat monomer unit having a ratatum ring group and having no crosslinkable functional group as a main dissolving carrier ( ⁇ 3 ⁇ 4) and
- the on-active surfactant IJ (C ⁇ ) in a predetermined manner and use an acrylic polymer (B component) having a crosslinkable functional group. It is cross-linked with an external cross-linking agent using only a predetermined amount necessary to adjust the cohesiveness, and as a result, the transdermal drug, especially the ceramide which is incompatible with both 7 and oil Amphiphilic crystalline organic drugs such as liposomes can be dissolved in the adhesive layer stably and at high concentrations, and both skin adhesion and exfoliation can be removed.
- Pressure sensitive adhesive composition for external preparation for skin and a pressure sensitive adhesive sheet preparation for external skin preparation in which the transdermal absorption agent is dissolved and a pressure sensitive adhesive sheet composition for skin externally prepared by laminating the composition on a substrate can be obtained.
- an important component for stably dissolving even hardly soluble amphiphilic crystalline organic drugs such as ceramides in rice fiber is a monomer unit having a lactam ring group. Containing 10 to 40 mono% and having no bridgeable functional group »Polymerized polymer (A) and HLB of 0.5-9.5 ( ⁇ nonionic surfactant (C j ⁇ ).
- the M ⁇ 3 ⁇ 43 ⁇ 4 ⁇ to the M ⁇ of the present invention is an acryl-based polypoly containing 10 to 40 mono / 0 biel monomer having a lactam ring group and having no functional group capable of performing a bridge reaction. It is.
- Examples of the vinylinomers having lactam ⁇ 3 ⁇ 4 £ include those having at least ⁇ lactam ⁇ in the molecule, such as ⁇ -vinylinole-2-pyrrolidone, ⁇ -vienole 2-piperidone, ⁇ -vinyl 2 ⁇ ⁇ ⁇ -force prolatatatam, and the like. Can use power S. Generally, only one of these vinyl monomers is used, but if necessary, two or more of them can be used as a mixture.
- TID of mono / 0 TID
- the amphiphilic property of the ataryl copolymer becomes insufficient, the mutual solubility with nonionic surfactants and ceramides is reduced, and 40 mono / 0
- the ratio exceeds the above the acryl-based copolymer becomes difficult to dissolve in the polymerization solution using ethyl acetate or the like as a solvent, solidifies and precipitates, and the desired acryl-based copolymer cannot be obtained.
- an alkyl (meth) acrylate monomer copolymerized with a vinyl monomer having a it is preferable to use an alkyl group having 2 to 18 carbon atoms.
- the alkyl group may be ethyl, methoxethyl, propyl, isopropyl, pentinole, isoptinole, pentizole, hexizole, hexinole, octinole,
- One or more types can be selected from those such as isooctynole, 2-ethynolehexynole, nor-norre, isono-norre, lauryl, stearyl and isostearyl.
- cryl copolymer is prepared by mixing and dissolving a predetermined amount of mole% of a lactam with a vinyl / nomer and an alkyl (meth) acrylate monomer, and then performing solution polymerization using an organic solvent such as ethyl acetate. It is preferable to manufacture by.
- ester of a saturated or unsaturated fatty acid having an alkyl group having 10 to 18 carbon atoms and fffi V rechol glycerol ⁇ ⁇ ⁇ nocapto, glycerol t ⁇ nosteate, Ethyleneglycono 1 ⁇ nostearate, propyleneglycono I ⁇ nostearate, glycerononorreate, propylenedaricomononorreate, sorbitan monolaut, kalebitan monopalmiate, sorbitan monosteatoto, sodium Rubitan monooleate, sorbitan distearate, sonolebita schioleate, sorbitan tristearate, sorbitan trisoleate, etc.
- Examples of the monoalkyl glyceryl ether of a vertical or unsaturated alkyl group having 0 to 18 carbon atoms include stearyl glyceryl ether and isoalkyl glyceryl ether.
- these HLBs are used in the range of 0.5 to 9.5 (one of the most important fields).
- two or more kinds may be mixed and used.
- ceramides and the like which are amphiphilic and hardly soluble crystalline substances having strong hydrophilicity and lipophilicity, are used as molecules.
- a nonionic surfactant with an HLB of 9.5 or more is used, the hydrophilicity is so strong that the hydrophilic lipophilic balance for molecular dispersion of ceramides etc. It is observed that ceramides and the like are hardly dissolved, and are also hardly dissolved in an acryl-based polymer (component B) having a crosslinkable functional group.
- the component B used in the pressure-sensitive adhesive composition of the present invention is an acryl-based polymer having a functional group capable of performing a cross-linking reaction.
- the type of the acrylic polymer is not particularly limited as long as it is a polymer obtained by copolymerizing or homopolymerizing an acryl-based monomer including a vinyl monomer having a functional group capable of performing a cross-linking reaction.
- Acrylic poly "obtained by copolymerizing a vinyl monomer having a functional group such as a sulfoxyl group or a hydroxyl group, and a (meth) acryloalkyl ester having 1 to 14 carbon atoms in an alkyl group. It is preferable that
- Alkyl ⁇ dake ⁇ 14 (Meth) acrino! ⁇ Alkyl esters (Meth) acrinomethyl, (Meth) atari «Ethyl, (Meth) Atalipropyl, (Meth) Aclinisopropyl, (Meth) atarizo 2-methoxyethyl, (Meth) acryl / butyl, (Meth) acrino!
- a monomer having a crosslinkable functional group for example, a (meth) acrino having a carboxyl group and a (meth) atali having a hydroxyl group ⁇ ⁇ 2-hydroxyethino] ⁇ ) ⁇ You can power S to name the combination.
- the amount of the vinyl monomer having a functional group capable of undergoing a cross-linking reaction depends on ⁇ the amount of the vinyl monomer when polymerizing to obtain the acryl-based polymer as a component (1 to 15
- the value in the range of ⁇ % it is preferable to set the value in the range of ⁇ %. If the amount of such a monomer is less than 1% by weight, the crosslinking becomes insufficient and the cohesive force of the adhesive as a whole is insufficient, and when the adhesive is peeled off after being used as an adhesive sheet, adhesive residue on the skin, etc. Occurs. On the other hand, if the amount of such a monomer exceeds 15% by weight, skin irritation of the adhesive sheet may be increased.
- An acryl-based polymer having a functional group capable of cross-linking reaction (component (1)), which is preferably produced by solution polymerization using an organic solvent such as ethyl acetate or the like, is easily cross-linked by an external cross-linking agent.
- component (1) An acryl-based polymer having a functional group capable of cross-linking reaction
- the pressure-sensitive adhesive layer of the present invention has a necessary cohesive force.
- the acrylic polymer having a functional group capable of cross-linking reaction contains a predetermined amount of a butyl monomer unit having a ratatum ring group and has no functional group capable of performing a ⁇ bridge reaction. It is preferable to include at least one monomer component identical to the copolymer (component (I)). When both polymer components contain the same monomer component, the compatibility between both polymer components is remarkably improved, so that a place where ceramides and the like can be more stably dissolved can be provided.
- the acrylic copolymer having a ratatum ring group and having no functional group capable of cross-linking reaction (component (II)) and the acrylic polymer having a functional group capable of cross-linking reaction (component (II)) of the present invention are:
- the finally obtained adhesive for external preparation for skin In order to secure the cohesion of the agent, those having a number average molecular weight in the range of 300,000 to 1,500,000 are preferably used.
- an acryl-based polymer having a functional group capable of cross-linking reaction (component B) is in the range of 20 to 50 parts by weight, and the HLB is in the range of 0.5 to 9.5. It is necessary to mix the agent (C) in the range of 50 to 300 Sft part.
- the blending amount of the acrylic polymer having a functional group capable of cross-linking reaction (component B) is less than 20 parts by weight based on 100 parts by weight of component A, the cohesive force of the adhesive for external preparation for skin becomes excessive. If it is too low, adhesive residue may be left on the skin.If it exceeds 50 parts by weight, the solubility of poorly soluble drugs such as ceramides as the whole adhesive composition for external preparations for the skin will be significantly reduced. . More preferably, the amount of the component B is in the range of 20 to 45 parts by weight based on 100 parts of the component A.
- the amount of the nonionic surfactant (Q () in which ⁇ 11 ⁇ is in the range of 0.5 to 9.5 is determined by the amount of the component A If it is less than 50 parts by weight with respect to the O Ofi * part, the adhesive composition as a whole will reduce the rate of poorly soluble drugs such as ceramides * ⁇ ⁇ . In addition, if the content is 300S *, the cohesive force of the adhesive for ⁇ lt ⁇ agent is excessively reduced, which may cause inconvenience such as the generation of adhesive residue on the skin. , ⁇ Sf A component 100- ⁇ S part, 100-250 S * part (preferably a value within the box.
- the adhesive composition base for external preparation for skin of the present invention composed of components A to C
- the active organic drugs include, for example, difedipine as a drug for treating hypertension, pravastatin as a drug for treating hyperlipidemia, azelastine deemedastine as a basic antiallergic drug, and as an analgesic. Buprenorphine morphine and the like.
- a drug for transdermal absorption which is more soluble than these poorly soluble drugs can be more easily molecularly dissolved.
- the amount of the transdermal absorption agent such as an amphiphilic and poorly soluble crystalline organic drug varies depending on the type of the agent and the use of the pressure-sensitive adhesive composition for an external preparation for skin. 0.1 to 30% by weight with respect to the total amount of the pressure-sensitive adhesive composition for use ( ⁇ preferably within a shelf, more preferably within 0.1 to 25 charge. Skin The content of the transdermal drug in the pressure-sensitive adhesive composition for external preparation is 0.1 times
- the amount is less than *%, the drug will migrate to the skin or? ⁇ It will be weaker and) m will be more volatile. This is because crystals tend to precipitate in the adhesive for external preparations, which may hinder the adhesion to the skin.
- the ceramides that can be formed in the present invention are not particularly limited as long as they have a ceramide structure, and have one or more long-chain linear and / or branched alkyl or alkenyl groups in the molecule.
- a nonionic amphiphilic substance having at least two or more hydroxyl groups and at least one amide group and / or amino group, and / or a phosphatidylcholine residue or a sugar residue in the hydroxyl group of the nonionic amphiphilic substance.
- ceramides such as sufingosine, phytosphingosine, and their male amides such as ceramide 1, ceramide 2, ceramide 3, ceramide 3A, ceramide 3B, ceramide 4, ceramide 5, ceramide 61, and ceramide 6 II.
- sphingomyelin and phytosphingomyelin which are phosphorous conductors of sphingosine and phytosphingosine ⁇ Sphingophospholipids or their glycosides, such as selegolipid sigands such as gangliosides, can be used.
- N- (hexoxyhydroxypropyl) -N-hydroshethylhexamide amide (Kao Ne: ⁇ , trade name, Sofcare Ceramide SL-E), which has been simulated by lamid, may also be mentioned.
- One of these ceramides may be used alone, or a second one may be used.
- ceramide when ceramide is frequently picked up, its compounding amount is 0.1 to 15% by weight (within 7 marriages) based on the total amount of the adhesive composition for external preparation for skin. , 0.1 ⁇ 10M% ( ⁇ It is more preferable to set the inside power than S. If the content of ceramides is less than 0.1 «%, the transfer of ceramides to the skin and ⁇ ⁇ weakening This is because ⁇ t ⁇ i3 ⁇ 4 ⁇ 3 ⁇ 4 is difficult to volatilize, and when it is 15 fi *%, ceramide tends to crystallize out in the adhesive for external preparations for the skin, which may hinder the adhesion to the skin. is there.
- various additives usually used for external preparations for skin can be added to the pressure-sensitive adhesive composition for external preparations for skin, if necessary.
- liquid oils such as myristi isopropyl, noremicil »tyl, oley, cinnamate, esters of saturated or unsaturated higher fatty acids; keratin softeners such as urea; NMF (natural moisturizing factor), glycerin, sorbitol Natural or synthetic moisturizing ingredients such as polyethylene glycol can be added.
- keratin softeners such as urea
- NMF natural moisturizing factor
- glycerin glycerin
- sorbitol Natural or synthetic moisturizing ingredients such as polyethylene glycol
- Detergents such as salon propyl, tocopherol, and nodroquinone; squalene, wax, triglyceride, cholesterol monole, cholesteryl ester, vitamins, and epidermal lipid component regulators such as vitamins and books; ultraviolet absorbers; concealing agents; Plasticizers; coloring agents; inorganic or organic fillers; extenders and the like can be added.
- the compounding amount of these additives is hardly soluble in the adhesive composition for external preparation for skin.
- a transdermal drug such as a degradable crystalline organic drug
- the adhesiveness of the composition are hardly deteriorated.
- the total amount is 100% by weight of the acrylic polymer (component A) having a lactate and having no functional group capable of cross-linking reaction. It is desirable to keep below.
- an intermediate composition comprising the components A to C; or an intermediate composition further containing a transdermal absorption agent such as ceramides; and various additives added as necessary.
- An external cross-linking agent is added to each of the intermediate compositions.
- the external cross-linking agent examples include polyvalent epoxy compounds such as ethylenedalichol diglycidyl ether and tridaridyl isocyanurate; polyvalent isocyanates as adducts of tolylene diisocyanate and hexamethylene diisocyanate. Compounds (manufactured by Nippon Polyurethane Industry Co., Ltd .: Coronate L, Coronate HL, etc.), polyvalent aziridine compounds and the like can be suitably used.
- the external crosslinking agent is added in an amount of 1 to 20 parts by weight based on 100 parts by weight of the acrylic polymer (component B) having a functional group capable of undergoing a crosslinking reaction.
- the method for producing the pressure-sensitive adhesive composition for external preparations for skin of the present invention is not particularly limited, but is, for example, based on the following StICi (1;) to (5).
- an acryl-based copolymer containing a predetermined amount of a bul monomer unit having a ratatum ring group and having no functional group capable of performing a bridge reaction.
- a component and an acrylic polymer (B component) having a possible functional group, and HLB of 0.5 to 9.5 ( ⁇ -on surface activity ij (CJ53 ⁇ 43) in marriage)
- a stable and high-concentration molecular dissolution of transdermal drugs, especially amphiphilic crystalline organic drugs (drugs) such as ceramides The obtained pressure-sensitive adhesive composition for external preparation for skin can be efficiently obtained.
- Acrylic copolymer having a number average molecular weight of 300,000 to 1,500,000 containing 10 to 40 mono V% of vinyl monomer units having a lactam ring group and having no functional group capable of performing a bridge reaction Preparation process of polymer (A component)?
- the step of preparing an acrylic polymer descendant in the steps (1) and (2) is preferably carried out by solution polymerization using an organic solvent such as ethyl acetate as described above.
- an organic solvent such as ethyl acetate as described above.
- the presence of such an organic solvent throughout the entire manufacturing process of the composition lowers the viscosity of the composition, which is advantageous for the uniform mixing of each component. (Including the application to the substrate during the production of the next PSA sheet) Handling of the system becomes easy.
- the organic solvent is volatilized during the production of the adhesive sheet preparation.
- the viscous solution of the pressure-sensitive adhesive composition for an external preparation for skin of the present invention thus produced is uniformly applied to a base material such as a plastic film such as a urethane film ⁇ a lyolefin film, a cloth, or a paper.
- a base material such as a plastic film such as a urethane film ⁇ a lyolefin film, a cloth, or a paper.
- the obtained skin external preparation adhesive sheet is cut into various suitable shapes and sizes such as tapes, rectangular sheets, and circular sheets, depending on the formulation use. Production in the form of the final formulation can be performed.
- the solution polymerization was carried out for about 3 hours while keeping the temperature of the polymerization reaction solution at 65 ⁇ 5 ° C. At the stage when the exothermic reaction was almost completed, the temperature was raised to 70 ⁇ 5 ° C and heated for about 5 hours to complete the polymerization reaction. Next, the polymerization reaction solution was taken out, and the ⁇ 3 ⁇ 4 of the resulting acryl-polymerized poly ⁇ ′′ was measured by a method. As a result, it was 35,7 fift%. The solution viscosity of the obtained acrylic copolymer was also measured. (Measurement ° «: 25 ° C, using B temperature; « as ⁇ etino W firewood night, ⁇ , the following 3 ⁇ 4). The measured value was 190 dPa'S. Gel permeation chromatography The number-average molecular weight determined by the method (GPC 00) was 840,000.
- the obtained pressure-sensitive adhesive composition for external preparations for skin was applied to a polyurethane film (50 ⁇ m®), then heated at 110 ° C., and the thickness of the base layer was adjusted.
- a pressure-sensitive adhesive sheet for external use with a skin strength of 50 ⁇ m was produced.
- Z is defined as the value of this Taira Lake 30.
- the composition of the monomer of the component A; the type of the reactive cross-linking agent, the nonionic surfactant and the ceramide; the combination of the components in the adhesive composition A pressure-sensitive adhesive composition and a pressure-sensitive adhesive sheet were prepared and evaluated in the same manner as in Example 1 except that the ratio was changed.
- the ratio was changed.
- the adhesive sheet was prepared in the same manner as in Example 1 except that ceramides were not blended, and consultation was conducted.
- This example is the meaning of a comparative example as an IJI occupation sheet for external use on the skin.
- both the skin adhesiveness and the peeling-off property are suitable for skin external preparations.However, since ceramides are not added, the biological Except for the recovery amount due to the physiological recovery function, it was found that the skin external agent pressure-sensitive adhesive sheet exhibited extremely poor recoverability of the skin moisturizing performance.
- the acrylyl polymerized poly ⁇ 4 of Aj3 ⁇ 43 ⁇ 4 had a too low N-vinyl-2-pyrrolidone copolymer weight ratio ⁇ El ⁇ , so that the entire pressure-sensitive adhesive composition for skin external preparations was As a result, it was found that the solubility of the ceramides was reduced and the ceramides were precipitated, and sufficient transfer permeability of the ceramides to the skin was hindered. As a result, the recoverability of the skin moisturizing performance was extremely deteriorated.
- the oily gel-like adhesive preparation of the present invention is stable in the adhesive layer, even for transdermally absorbable drugs, in particular, amphiphilic crystalline organic drugs such as ceramides which are hardly soluble in oils such as 7 Pressure sensitive adhesive composition for external preparations for skin, which is capable of dissolving molecules at high concentration and at a high concentration, and which is suitable for both skin adhesion and exfoliation and removability, and an external preparation for skin in which the transdermal absorption agent is dissolved Pressure sensitive adhesive composition and a pressure sensitive adhesive sheet preparation obtained by laminating the composition on a substrate for use in external preparations for skin such as cosmetics and external preparations for skin.
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Abstract
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JP2006248925A (ja) * | 2005-03-08 | 2006-09-21 | Kose Corp | パール剤組成物及びそれを含有する化粧料 |
JP2006263042A (ja) * | 2005-03-23 | 2006-10-05 | Alcare Co Ltd | 皮膚貼付用粘着剤組成物 |
JP2007269713A (ja) * | 2006-03-31 | 2007-10-18 | Kanebo Cosmetics Inc | メイクアップ用もしくは日焼け止め用化粧料 |
JP2008201700A (ja) * | 2007-02-19 | 2008-09-04 | Lintec Corp | 保湿シート |
JP2011006352A (ja) * | 2009-06-25 | 2011-01-13 | Lintec Corp | 皮膚貼付用粘着剤組成物及び皮膚貼付剤 |
JP2011073992A (ja) * | 2009-09-29 | 2011-04-14 | Taiyo Kagaku Co Ltd | セラミド含有組成物 |
CN109328086A (zh) * | 2017-05-30 | 2019-02-12 | Nissha株式会社 | 微针贴片及其包装体 |
JP2021050187A (ja) * | 2019-09-26 | 2021-04-01 | 株式会社メディカルフロント | 高分子ゲル層を備える貼付剤、及びその製造方法 |
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JPS58138462A (ja) * | 1982-02-12 | 1983-08-17 | 積水化学工業株式会社 | 治療用接着テ−プもしくはシ−ト |
JPH11199521A (ja) * | 1997-12-26 | 1999-07-27 | Lion Corp | 皮膚外用剤 |
JPH11199462A (ja) * | 1998-01-12 | 1999-07-27 | Nippon Fine Chem Co Ltd | スフィンゴ脂質−界面活性剤複合体 |
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JP2006248925A (ja) * | 2005-03-08 | 2006-09-21 | Kose Corp | パール剤組成物及びそれを含有する化粧料 |
JP2006263042A (ja) * | 2005-03-23 | 2006-10-05 | Alcare Co Ltd | 皮膚貼付用粘着剤組成物 |
JP2007269713A (ja) * | 2006-03-31 | 2007-10-18 | Kanebo Cosmetics Inc | メイクアップ用もしくは日焼け止め用化粧料 |
JP2008201700A (ja) * | 2007-02-19 | 2008-09-04 | Lintec Corp | 保湿シート |
JP2011006352A (ja) * | 2009-06-25 | 2011-01-13 | Lintec Corp | 皮膚貼付用粘着剤組成物及び皮膚貼付剤 |
JP2011073992A (ja) * | 2009-09-29 | 2011-04-14 | Taiyo Kagaku Co Ltd | セラミド含有組成物 |
CN109328086A (zh) * | 2017-05-30 | 2019-02-12 | Nissha株式会社 | 微针贴片及其包装体 |
KR20200012693A (ko) * | 2017-05-30 | 2020-02-05 | 닛샤 가부시키가이샤 | 마이크로 니들 패치와 그 곤포체 |
KR102547455B1 (ko) * | 2017-05-30 | 2023-06-23 | 닛샤 가부시키가이샤 | 마이크로 니들 패치와 그 곤포체 |
JP2021050187A (ja) * | 2019-09-26 | 2021-04-01 | 株式会社メディカルフロント | 高分子ゲル層を備える貼付剤、及びその製造方法 |
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