WO2019190649A1 - Procédé de nettoyage de la peau par l'utilisation d'une composition de silicone durcissable par hydrosilylation en deux parties - Google Patents

Procédé de nettoyage de la peau par l'utilisation d'une composition de silicone durcissable par hydrosilylation en deux parties Download PDF

Info

Publication number
WO2019190649A1
WO2019190649A1 PCT/US2019/017794 US2019017794W WO2019190649A1 WO 2019190649 A1 WO2019190649 A1 WO 2019190649A1 US 2019017794 W US2019017794 W US 2019017794W WO 2019190649 A1 WO2019190649 A1 WO 2019190649A1
Authority
WO
WIPO (PCT)
Prior art keywords
skin
curable silicone
composition
silicone composition
hydrosilylation curable
Prior art date
Application number
PCT/US2019/017794
Other languages
English (en)
Inventor
Alexis BOBENRIETH
Xavier Thomas
Isabelle Van Reeth
Original Assignee
Dow Silicones Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dow Silicones Corporation filed Critical Dow Silicones Corporation
Publication of WO2019190649A1 publication Critical patent/WO2019190649A1/fr

Links

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
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0212—Face masks
    • 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
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • 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
    • A61K8/58—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing atoms other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur or phosphorus
    • A61K8/585—Organosilicon compounds
    • 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
    • A61K8/891—Polysiloxanes saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
    • 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
    • A61K8/895—Polysiloxanes containing silicon bound to unsaturated aliphatic groups, e.g. vinyl dimethicone
    • 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
    • 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
    • A61K2800/58—Metal complex; Coordination compounds
    • 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
    • A61K2800/59—Mixtures
    • A61K2800/594—Mixtures of polymers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/80—Process related aspects concerning the preparation of the cosmetic composition or the storage or application thereof
    • A61K2800/88—Two- or multipart kits
    • A61K2800/882—Mixing prior to application
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/80—Process related aspects concerning the preparation of the cosmetic composition or the storage or application thereof
    • A61K2800/95—Involves in-situ formation or cross-linking of polymers

Definitions

  • cleansing skin has been developed for thousands of years. Some familiar methods include soap and water, detergents, oils, and antibacterial gels. Other recent methods have been developed to meet specific niches.
  • cleansing strips such as“pore strips,” consist of an adhesive on a fabric strip. The strip is applied to skin with the adhesive toward the skin. When the strip is removed, unwanted matter sticks to the adhesive and is removed.
  • Two-part silicone compositions have been applied to the skin for different applications such as masks, release of actives into the skin, and wound protection.
  • the present invention is directed to a method of cleansing skin comprising applying to a surface of a skin, where an unwanted material is on the surface of the skin, a hydrosilylation curable silicone composition comprising A) an organopolysiloxane comprising at least two unsaturated hydrocarbyl groups; B) an organohydrogenpolysiloxane comprising at least two silicon-bonded hydrogen atoms; and C) a hydrosilylation catalyst;
  • A) and B) will react in the presence of component C); subjecting the hydrosilylation curable silicone composition to sufficient conditions to form a cured composition, where the cured composition comprises the product of the reaction of A) and B), and removing the cured composition from the surface of the skin, where a portion of the unwanted material is removed from the surface of the skin with the cured composition.
  • the present invention provides improved skin cleansing and provides cleansing where rinse water may not be available.
  • the invention has technical and non-technical advantages.
  • One of the problems solved by the method is provision of cleansing to healthy and unhealthy skin.
  • the solution comprises applying the curable silicone composition described below to skin having unwanted materials on its surface, allowing the curable silicone composition to cure to form a cured composition, and then removing the cured composition from the skin with a portion of the unwanted material adhered, encapsulated, or otherwise bound to or in the cured composition.
  • Another problem solved by the method of the invention is the cleansing of skin when water and/or surfactant is not available or not desired. The problem is solved as described above without the presence or use of water. The unwanted material is removed and no water and/or surfactant need be used in the process.
  • “surface” means the outer portion of the skin exposed to the air.
  • a method of cleansing skin comprising:
  • hydrosilylation curable silicone composition comprising
  • the hydrosilylation curable silicone composition comprises the product of the reaction of A) and B), and
  • a hydrosilylation curable silicone composition is applied to a surface of a skin comprising an unwanted material on the skin’s surface.
  • the hydrosilylation curable silicone composition comprises A) an organopolysiloxane comprising at least two unsaturated hydrocarbyl groups; B) an organohydrogenpolysiloxane comprising at least two silicon- bonded hydrogen atoms; and C) a hydrosilylation catalyst.
  • “skin” means human skin, healthy or unhealthy.
  • the hydrosilylation curable silicone composition of the invention is curable to a cellular or noncellular gel or elastomeric form in which it serves to bind, i.e. contain or entrap, the other components of the formulation and the unwanted material on the skin’s surface, and may provide a major or minor proportion of the formulation.
  • the composition may be curable at standard temperature and pressure conditions or room temperatures, alternatively 20 °C plus or minus 10 °C, alternatively from 15 to 40 °C, and ambient pressure, alternatively typical room pressures, and thus permits the formulation to be cured on the skin.
  • the polysiloxanes employed have silicon-bonded unsaturated organic groups, e. g.
  • vinyl groups available for reaction with silicon-bonded hydrogen atoms in presence of a hydrosilylation catalyst for example a platinum or rhodium compound.
  • a hydrosilylation catalyst for example a platinum or rhodium compound.
  • the addition reaction which occurs is appropriate to yield chain extended or crosslinked unfoamed resinous or elastomeric silicone products.
  • Suitable organopolysiloxanes having unsaturated hydrocarbyl groups A) for reaction with polysiloxanes having silicon-bonded hydrogen atoms include polydiorganosiloxanes which have sufficient unsaturated groups for formation of the polymer network, for example polysiloxanes having siloxane units according to the general formula
  • These organopolysiloxanes A) also comprise units
  • these polysiloxanes A) have from 0.01 % (w/w) and 45% (w/w), alternatively 0.01 % to 1 % by weight of aliphatically unsaturated groups, based on the weight of the organopolysiloxane comprising unsaturated groups, and a viscosity of the order of about 10 mm 2 /s to about 25000 mm 2 /s. More preferably their viscosity lies in the range 100 mm 2 /s to 2000 mm 2 /s.
  • the organopolysiloxane comprising at least two unsaturated hydrocarbyl groups is vinyl-terminated and/or hexenyl-functionalized and/or hexenyl- terminated polydimethylsiloxane.
  • Suitable organohydrogenpolysiloxane comprising at least two silicon-bonded hydrogen atoms B) include polymers having units according to the general formula
  • each R represents a monovalent hydrocarbon group containing 1 to 20 carbon atoms, for example a lower alkyl or phenyl group e.g. a methyl group and p is 1 or 2.
  • the organohydrogenpolysiloxane comprising at least two silicon-bonded hydrogen atoms may also comprise units
  • this organohydrogenpolysiloxane having at least two silicon- bonded hydrogen atoms has from 0.05% (w/w) and 2.5% (w/w), alternatively from 0.5% to 2.0% by weight of silicon-bonded hydrogen atoms based on the weight of the organohydrogenpolysiloxane.
  • each R represents a methyl group.
  • terminal groups of the organohydrogenpolysiloxane comprising at least two silicon-bonded hydrogen atoms have the formula R3 ⁇ 4iO-
  • Suitable organohydrogenpolysiloxane comprising at least two silicon-bonded hydrogen atoms include those comprising MeHSiO units with or without the presence of Me2SiO units and having viscosities of the order of from about 1 to about 1000 mm 2 /s more preferably from about 5 to about 50 mm 2 /s.
  • MeHSiO units with or without the presence of Me2SiO units and having viscosities of the order of from about 1 to about 1000 mm 2 /s more preferably from about 5 to about 50 mm 2 /s.
  • One skilled in the art would know how to make or acquire organohydrogenpolysiloxane and organopolysiloxanes comprising unsaturated hydrocarbyl groups.
  • the hydrosilylation curable silicone composition cures within 15 minutes, alternatively 10 minutes, alternatively within five minutes or less of mixing, so that the user is required to keep the composition on their skin for only a short time while curing takes place.
  • the ratio of silicon-bonded hydrogen atoms of the organopolysiloxane having silicon bonded hydrogen atoms to all groups reactive therewith in the hydrosilylation curable silicone composition is appropriate, so that enough of the organopolysiloxane having silicon bonded hydrogen atoms is present to effect the desired cure.
  • the curing time is dependent on various factors, including the type and proportion of other components present in the formulation and especially the salt materials, which tend to retard the cure significantly.
  • the hydrosilylation catalyst is not particularly limited.
  • the hydrosilylation catalyst comprises platinum.
  • Platinum catalysts may take any of the known forms, ranging from platinum as deposited on carriers such as silica gel or powdered charcoal, to platinic chloride, salts of platinum and chloroplatinic acids.
  • a preferred form of platinum is chloroplatinic acid either as the commonly obtainable hexahydrate or the anhydrous form, on account of its easy dispersibility in organosilicon systems and its non-effect on color of the mixture.
  • Platinum complexes may also be used e.g. those prepared from chloroplatinic acid hexahydrate and divinyl tetramethyldisiloxane.
  • the hydrosilylation curable silicone composition includes in the hydrosilylation curable silicone composition one of the known platinum catalyst inhibitors such as cyclic polymethylvinylsiloxane compound or an acetylenic alcohol e.g. methyl butanol but these are not generally preferred in a formulation according to the invention.
  • the rate of cure of the hydrosilylation curable silicone composition is dependent not only upon the silicone polymer forming ingredients but also upon the nature of the other ingredients of the mixture, including and additional materials commonly used in such formulations such as filler, colorants, dyes, pharmacological agents, etc. and any salts present during the curing.
  • the cure rate of the silicon composition may be modified by adjusting the catalyst level, reactive species ratio, and adding cure inhibitors known the art.
  • the silicone composition may be incorporated in the silicone composition for example fillers, colorants, colored indicators, extenders, diluents and processing aids for example cyclic or linear polydiorganosiloxanes.
  • fillers colorants, colored indicators, extenders, diluents and processing aids for example cyclic or linear polydiorganosiloxanes.
  • processing aids for example cyclic or linear polydiorganosiloxanes.
  • the invention comprises a filler, alternatively a silica filler, alternatively a surface treated filler.
  • the filler may be surface treated with a surface treating agent.
  • the surface treating agent may include silanes, including, but not limited to, disilanes, and trisilanes; siloxanes, including, but not limited to, disiloxanes, trisiloxanes; and silazanes.
  • the filler treating agent typically contains groups that are reactive with the filler surface, but such reactive groups are not required.
  • the filler treating agent may contain other non-reative groups such as alkyl groups having from 1 to 8 carbon atoms. Examples of filler treating agents include, but are not limited to hexamethyldisilazane, divinyltetramethyldisiloxane, and tetramethyldisiloxane.
  • the hydrosilylation curable silicone composition further comprises an oil absorbing powder.
  • the oil absorbing powder is not particularly limited except that it should be compatible in the hydrosilylation curable silicone composition.
  • the oil absorbing powder should not react with A) or B).
  • the hydrosilylation curable silicone composition comprises and oil absorbing powder and the oil absorbing powder is hydrophobic powder, alternatively one or more of a silica, a silicone elastomer, a clay, a polymeric carbohydrate, a copolymer of acrylic and acrylates, a polyvinylpyrrolidone, or microbeads, alternatively clay, alternatively silca, silica silylate, silicone rubber powder, kaolin or bentonite clay, alternatively kaolin or bentonite clay.
  • hydrophobic powder alternatively one or more of a silica, a silicone elastomer, a clay, a polymeric carbohydrate, a copolymer of acrylic and acrylates, a polyvinylpyrrolidone, or microbeads, alternatively clay, alternatively silca, silica silylate, silicone rubber powder, kaolin or bentonite clay, alternatively kaolin or bentonite clay.
  • the hydrosilylation curable silicone composition comprises from 0.1 to 10%, alternatively form 1 to 5%, alternatively from 1 to 3% of the oil absorbing powder based on the weight of the hydrosilylation curable silicone composition.
  • Hydrosilylation curable silicone compositions according to the invention are typically curable at room temperature when mixed, and therefore are normally used as cleansing compositions immediately upon mixing the various components. In those cases in which it is desired to store the formulation prior to admixture, this may be achieved by storing the formulation in separate parts one of which contains the catalyst for the curable silicone composition and one of which contains the organopolysiloxane comprising at least two silicon- bonded hydrogen atoms. When other materials are present in the composition during storage, it may be preferable to include it in only one of the parts of the composition in order to preserve its effectiveness.
  • a hydrosilylation curable silicone composition according to the invention preferably comprises from 10 to 70% by weight of the agent (A) and (B) and from 90 to 30% by weight of the other components of the composition.
  • a hydrosilylation curable silicone composition according to the invention preferably comprises from 0.001 to 30%, alternatively 0.1 to 10%, alternatively 0.5 to 5% (w/w) of hydrosilylation catalyst in the composition.
  • the hydrosilylation curable silicone composition further comprises up to 30%, alternatively up to 29, alternatively from 5 to 28%, alternatively 10 to 25% (w/w) of filler.
  • the unwanted material on the surface of the skin is not particularly limited.
  • the unwanted material on the surface of the skin is an oil, a body fluid or a solid matter such as dirt.
  • the material on the surface of the skin is oil, alternatively dirt, alternatively body fluid.
  • the skin may also be healthy or damaged. Healthy skin is skin that does not contain any lacerations or other ailments. Damaged skin is considered skin that is not healthy, such as skin having lacerations, or other wounds, or other conditions such as a rash or eczema.
  • the hydrosilylation curable silicone composition may be applied to the skin according to known methods and is not particularly limited.
  • the hydrosilylation curable silicone composition may be applied to the skin in two parts and mixed on the skin using an implement such as a spatula or tongue depressor, alternatively the hydrosilylation curable silicone composition may be combined in a container such as a paper cup and then mixed with an implement and applied to the skin with the implement or hand.
  • the hydrosilylation curable silicon composition is packaged in dual compartment packaging, then combined by mixing the two parts in the packaging after getting them in contact, (e.g., breaking a partitioning in the packaging) and finally applied to the skin with packaging or hand.
  • One skilled in the art would know how to apply the hydrosilylation curable silicone composition to the skin.
  • the hydrosilylation curable silicone composition is subjected to conditions sufficient to cure the hydrosilylation curable silicone composition, alternatively to a temperature from 15 °C to 40 °C at atmospheric pressure, alternatively ambient temperature and pressure. Typically, sufficient conditions are room temperature conditions, alternatively from 20 °C to 35 °C and atmospheric pressure, alternatively from 87 to 105 kilopascals (kPa).
  • the hydrosilylation curable silicone composition is subjected to conditions sufficient to cure the hydrosilylation curable composition by exposing to atmospheric conditions, using a heating appliance, such as a hair drying to blow warm air on the curable silicone composition, or applying a warming pad to the curable silicone composition.
  • a heating appliance such as a hair drying to blow warm air on the curable silicone composition, or applying a warming pad to the curable silicone composition.
  • One skilled in the art would know how to expose the hydrosilylation curable silicone composition to conditions sufficient to cure the hydrosilylation curable silicone composition.
  • oil and dirt can be absorbed into the hydrosilylation curable silicone composition and/or trapped in the hydrosilylation curable silicone composition as it cures to the cured composition.
  • the cured composition comprises the reaction product of A) and B).
  • the cured composition further comprises a portion of the unwanted material from the surface of skin and any other ingredients and reaction products of the hydrosilylation curable composition.
  • the reaction product of A) and B) is a crosslinked organopolysiloxane which is crosslinked by the reaction of the Si-H groups of B) with the unsaturated hydrocarbyl groups of A).
  • the consistency of the cured composition is such that it is hard enough and have acceptable adhesive properties to be peeled from the skin.
  • One skilled in the art would know how to choose compounds A) and B) such to produce a cured composition on curing to be of sufficient hardness and adhesion to be peeled from the skin.
  • the cured composition is removed from the skin. How the cured composition is removed from the skin is not particularly limited. The cured composition could be removed from the skin using one’s fingers or tweezers. The cured composition may be removed from the skin after a certain time. In one embodiment, the cured composition is removed from the skin in the time from immediately after the cured composition is formed to up to 24 hours, alternatively up to 5 hours after it has formed, alternatively up to one hour after it has formed, alternatively from immediately after formed to 15 minutes after formed. The cured composition is formed after the curable silicone composition has cured to a point that it is removable from the skin by peeling from the skin.
  • the cured composition is removed from the unwanted material (i.e, dead skin, dirt, oil, and other unwanted matter) is removed from the skin with the cured composition leaving the skin noticeably cleaner than before the hydrosilylation curable silicone composition was applied to the skin.
  • the unwanted material i.e, dead skin, dirt, oil, and other unwanted matter
  • the cured composition leaving the skin noticeably cleaner than before the hydrosilylation curable silicone composition was applied to the skin.
  • up to 100% (w/w), alternatively 10 to 99.9 %, alternatively 50 to 99.9% of the unwanted material is removed from the skin with the cured composition.
  • the method of the invention may be repeated to further clean the skin.
  • the method of the invention is useful for cleansing of healthy or unhealthy skin to removed unwanted material and for situations where water is unavailable or undesirable.
  • the method may be used to remove water-reactive materials from the skin.
  • Kaolin and Bentonite Exm0242 were tested. All the powders were incorporated into the compositions at 2% (w/w) except for the VM2270 which was incorporated at 0.5% (w/w). The powders were dispersed into the composition using a dental mixer. The formulations are listed below in Table 2. Parts A and B were mixed separately at room temperature. The dispersion quality of the powders was noted visually.
  • Example 1 was tested on the flesh of apples (representing damaged skin with exudates) which had been sliced in half and the carbon black and mineral oil mixture applied to the apples.
  • the composition was applied, allowed to cure at room temperature, and then peeled from the surface using fingers.
  • the apple was visually cleaner than after original application of the carbon black and mineral oil demonstrating that the presence of some liquid on the substrate to be cleaned did not impact the curing or cleansing efficiency.
  • Examples 6 and 8 were evaluated for sebum absorption by placing sebum in a petri dish and then applying the composition of Examples 6 and 8 to the petri dishes over the sebum and allowing the formulation to cure for several minutes.
  • Example 6 removed 78% (w/w) of the sebum after peeling the cured composition from the dish.
  • Example 8 did not cure in the presence of sebum.
  • Part A and Part B were prepared separately. The ingredients of Phase A and Phase B were mixed at room temperature until homogeneous. Phase B of Part B was adjusted to pH 5.5 with citric acid and sodium hydroxide. Phase B was slowly added to phase A using high speed mixing until homogeneous.
  • Part A and one part of Part B were mixed together and then applied immediately in a sufficient quantity to cover the nose area (part of the face where the level of sebum is high). The mixture was then left for curing until the film was dry (around 15 minutes). The film was then stripped from the nose area which was significantly less shiny indicating sebum removal.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Birds (AREA)
  • Epidemiology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Dermatology (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Cosmetics (AREA)

Abstract

L'invention concerne un procédé de nettoyage de la peau consistant à appliquer sur une surface d'une peau, où un matériau indésirable est sur la surface de la peau, une composition de silicone durcissable par hydrosilylation comprenant A) un organopolysiloxane comprenant au moins deux groupes hydrocarbyle insaturés; B) un organohydrogénopolysiloxane comprenant au moins deux atomes d'hydrogène liés au silicium; et C) un catalyseur d'hydrosilylation; où A) et B) réagir en présence du composant C); à soumettre la composition de silicone durcissable par hydrosilylation à des conditions suffisantes pour former une composition durcie, la composition durcie comprenant le produit de la réaction de A) et B), et à retirer la composition durcie de la surface de la peau, une partie du matériau indésirable étant retirée de la surface de la peau avec la composition durcie.
PCT/US2019/017794 2018-03-28 2019-02-13 Procédé de nettoyage de la peau par l'utilisation d'une composition de silicone durcissable par hydrosilylation en deux parties WO2019190649A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18305348.7 2018-03-28
EP18305348 2018-03-28

Publications (1)

Publication Number Publication Date
WO2019190649A1 true WO2019190649A1 (fr) 2019-10-03

Family

ID=61972054

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2019/017794 WO2019190649A1 (fr) 2018-03-28 2019-02-13 Procédé de nettoyage de la peau par l'utilisation d'une composition de silicone durcissable par hydrosilylation en deux parties

Country Status (1)

Country Link
WO (1) WO2019190649A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4752472A (en) * 1986-03-25 1988-06-21 Exovir, Inc. Cosmetic skin treatment useing cyanoacrylate polymer film
EP0918069A1 (fr) * 1997-05-30 1999-05-26 Shiseido Company Limited Copolymere contenant des groupes silyles reactifs, compositions contenant ce copolymere et methode de traitement afferente
WO2008075281A2 (fr) * 2006-12-20 2008-06-26 L'oreal Composition nettoyante à base de charges absorbantes et de composés de silicone
FR2910292A1 (fr) * 2006-12-20 2008-06-27 Oreal Composition de gommage a base de composes silicones.

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4752472A (en) * 1986-03-25 1988-06-21 Exovir, Inc. Cosmetic skin treatment useing cyanoacrylate polymer film
EP0918069A1 (fr) * 1997-05-30 1999-05-26 Shiseido Company Limited Copolymere contenant des groupes silyles reactifs, compositions contenant ce copolymere et methode de traitement afferente
WO2008075281A2 (fr) * 2006-12-20 2008-06-26 L'oreal Composition nettoyante à base de charges absorbantes et de composés de silicone
FR2910292A1 (fr) * 2006-12-20 2008-06-27 Oreal Composition de gommage a base de composes silicones.

Similar Documents

Publication Publication Date Title
CN104136500B (zh) 有机硅离聚物的聚合物复合材料
JP6231014B2 (ja) イオン性シリコーンの硬化性組成物
JP4987211B2 (ja) 速硬性皮膜形成調合物
CA2027866C (fr) Mousses de silicone
KR102164393B1 (ko) 이온성 실리콘 및 이를 포함하는 조성물
KR100591937B1 (ko) 실리콘 시트 및 이를 이용한 외과용 붕대
CN104870455A (zh) 含硅的两性离子线性共聚物组合物
SE526906C2 (sv) Metod att anbringa ett skyddsskikt på hud innehållande en högviskös silikonkomposition
KR20100075583A (ko) 상처 치유 및 흉터 축소를 위한 실리콘겔계 조성물
JP2015507671A (ja) 親水性シリコーンゲル接着剤
JPH10513493A (ja) ポリシロキサン組成物
CN1246066A (zh) 将功能性用品固定到皮肤上且可舒适除去这类用品的局部粘合剂
JP2008512373A5 (fr)
JPH03207762A (ja) 硬化性有機ケイ素組成物及びその使用方法
MX2013014551A (es) Dispositivos medicos y no medicos hechos de materiales de hule hidrofilico.
EP0030838A1 (fr) Article en caoutchouc de silicone rempli d'un gel de silicone avec exsudation réduite
JP2015501346A (ja) 高粘度シリコーン接着剤
JP2019500439A (ja) 室温硬化性組成物
CN107847634B (zh) 皮肤粘附性制品
WO2016008022A1 (fr) Compositions adhésives de silicone à peau souple qui procurent des avantages de longue durée pour les cheveux
WO2019190649A1 (fr) Procédé de nettoyage de la peau par l'utilisation d'une composition de silicone durcissable par hydrosilylation en deux parties
CN109415563B (zh) 皮肤粘合性有机硅凝胶
US3789118A (en) Medical adhesive solvent composition
JP6656181B2 (ja) 皮膚治療用組成物
JPH0220559A (ja) 抗菌性シリコーン組成物

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19705903

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19705903

Country of ref document: EP

Kind code of ref document: A1