EP4271352A1 - Compositions anti-imperfections et méthodes d'utilisation - Google Patents

Compositions anti-imperfections et méthodes d'utilisation

Info

Publication number
EP4271352A1
EP4271352A1 EP21839792.5A EP21839792A EP4271352A1 EP 4271352 A1 EP4271352 A1 EP 4271352A1 EP 21839792 A EP21839792 A EP 21839792A EP 4271352 A1 EP4271352 A1 EP 4271352A1
Authority
EP
European Patent Office
Prior art keywords
skin tightening
skin
acid
pigments
tightening composition
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21839792.5A
Other languages
German (de)
English (en)
Inventor
Jotie SAINI
Alexandra FARRAN
Anne-Laure Bernard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LOreal SA
Original Assignee
LOreal SA
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
Priority claimed from US17/136,330 external-priority patent/US20220202669A1/en
Priority claimed from FR2103589A external-priority patent/FR3121600B1/fr
Application filed by LOreal SA filed Critical LOreal SA
Publication of EP4271352A1 publication Critical patent/EP4271352A1/fr
Pending legal-status Critical Current

Links

Classifications

    • 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
    • A61Q19/08—Anti-ageing preparations
    • 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
    • A61K8/04—Dispersions; Emulsions
    • A61K8/06—Emulsions
    • 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
    • A61K8/25—Silicon; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/26—Aluminium; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/29—Titanium; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/31—Hydrocarbons
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8129—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers or esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers, e.g. polyvinylmethylether
    • 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
    • A61K8/92—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof

Definitions

  • the instant disclosure is directed to skin tightening compositions for providing an instantaneous and dramatic improvement to the appearance of skin by instantly fill and/or tighten, and/or compress, and/or blur and provide optimal color coverage to facial skin imperfections such as fine lines and deep wrinkles, eye bags, pores, depressed scars such as acne scars, pimples, dark circles and other skin color imperfections, with good wear and comfort throughout the day.
  • Aqueous phase comprising: a. from about 5 to about 40 wt. % of water; b. from about 1 to about 20 wt.% of one or more water dispersible pigments;
  • compositions typically include:
  • Oil phase comprising: a. at least 5 wt.% of one or more hydrophobic film forming polymers; b. from about 1 to about 40 wt.% of one or more thickening agents; c. from about 30 to about 85 wt.% of one or more volatile hydrocarbon oils; and wherein all percentages by weight are based on the total weight of the skin tightening composition.
  • Uncoated or untreated titanium oxide pigments are sold, for example, by the company Tayca under the trade names Microtitanium Dioxide MT500 B or Microtitanium Dioxide MT 600 B, by the company Degussa under the name P25, by the company Wackher under the name Transparent titanium oxide PW, by the company Myoshi Kasei under the name LIFTR, by the company Tomen under the name ITS, by the company Kobo under the name TIO2 CR-50 12, by the company Myoshi Kasei under the name NAI- TAO-77891 and by the company Tioxide under the name Tioveil AQ.
  • Nacres may be chosen from white pearlescent pigments such as mica coated with titanium or with bismuth oxychloride, colored pearlescent pigments such as titanium mica with iron oxides, titanium mica with in particular ferric blue or the chromium oxide, titanium mica with an organic pigment of the abovementioned type, and pearlescent pigments based on bismuth oxychloride.
  • nacres examples include natural mica coated with titanium oxide, with iron oxide, with natural pigment or with bismuth oxychloride.
  • Non-limiting examples include TiO2 coated with superhydrophilic phytic acid, yellow iron oxide with phytic acid superhydrophilic surface treatment, red iron oxide with superhydrophilic phytic acid treatment, black iron oxide coated with superhydrophilic phytic acid treatment and combinations thereof.
  • the total amount of water dispersible pigments present may vary but is typically about 1 .0 to about 20 wt.% based on the total weight of the skin tightening composition.
  • the total amount of water dispersible pigments is typically from about 1 .0, 1 .5, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.0, 7.5, 8.0, 8.5, 9.0, 9.5 to about 9.5, 10, 10.5, 11.0, 11.5, 12.0, 12.5, 13.0, 13.5, 14.0, 14.5, 15.0, 15.5, 16.0, 16.5, 17.0, 17.5, 18.0,
  • the hydrophobic film forming polymers are present in the oil phase of the skin tightening composition.
  • the skin tightening composition includes one or more hydrophobic film forming polymers.
  • the film forming polymers may be present in the skin tightening composition in an amount of about at least 5 wt.%.
  • the particles i) include b) ethylenic copolymers of b1 ) (Ci-C4)alkyl (Ci-Ci8)(alkyl)acrylate and of b2) ethylenic monomers comprising one or more carboxyl, anhydride, phosphoric acid, sulfonic acid and/or aryl groups such as benzyl.
  • R" may represent isodecyl, lauryl, stearyl, hexadecyl or behenyl.
  • R” may, alternatively represent a linear (C9-C22)alkyl and, preferably, a linear (C9-Ci8)alkyl group.
  • the weight ratio of isodecyl, lauryl, stearyl, hexadecyl or behenyl (meth)acrylates/Ci-C4 alkyl (meth)acrylate is greater than 4.
  • said weight ratio ranges from 5 to 15 and more preferentially said weight ratio ranges from 5.5 to 11 .
  • the stabilizer(s) ii) are chosen from ethylenic copolymers e) derived from the polymerization of a monomer of formula (III) as defined in the preceding claim and two different monomers of formula (IV) as defined previously.
  • Y represents a radical-polymerizable organic group
  • R 1 represents an aryl group or an alkyl group containing from 1 to 10 carbon atoms
  • Vinyl polymers grafted with at least one carbosiloxane dendrimer-based unit include the polymers sold under the names TIB 4-100, TIB 4-101 , TIB 4-120, TIB 4-130, TIB 4-200, FA 4002 ID (TIB 4-202), TIB 4-220 and FA 4001 CM (TIB 4-230) by the company Dow Corning.
  • the PDMS chains that may be used to obtain the copolymer may comprise at least one polymerizable radical group, preferably located on at least one of the ends of the chain, i.e. the PDMS may contain, for example, a polymerizable radical group on the two ends of the chain or one polymerizable radical group on one end of the chain and one trimethylsilyl end group on the other end of the chain.
  • Ri represents a hydrogen or a methyl group
  • the film former is selected from styrene/acrylates/ammonium methacrylate copolymers sold by Interpolymer Corporation, in particular SYNTRAN® 5760 (styrene/acrylates/ammonium methacrylate copolymer (and) sodium laureth sulfate (and) caprylyl glycol); SYNTRAN® 5775 (acrylates/ethylhexyl acrylate/hema copolymer (and) acrylates/diethylaminoethylmethacrylate/ehtylhexyl acrylate copolymer (and) isodeceth-6 (and) caprylyl glycol (and) sodium laureth sulfate); SYNTRAN® Ex 108 (olefin/acrylate grafted polymer (and) sodium laureth sulfate (and) C12-15 SEC- pareth 15); and SYNTRAN® 108 GC (olefin/acrylic grafty
  • Non-limiting examples of thickening agents is provided below.
  • Non-limiting examples of the non-mineral thickening agents useful for thickening anhydrous compositions include C12-22 alkyl acrylate/hydroxyethylacrylate copolymer (INTELIMER), ethylene diamine/stearyl dimer dilinoleate copolymer such as OLEOCRAFT LP-10-PA-(MV) sold by Croda, polyamide-8 such as OLEOCRAFT LP- 20-PA-(MV) sold by Croda, poly C10-C30 alkyl acrylate such as INTELIMER IPA 13-6 or INTELIMER IPA 13-1 NG Polymer sold by Air Products & Chemicals, nylon- 611/dimethicone copolymer such as Dow Corning 2-8179 Gellant sold by Dow Corning, or dextrin palmitate such as RHEOPEARL KL2-OR sold by Chiba Flour Milling.
  • INTELIMER C12-22 alkyl acrylate/hydroxyethylacrylate copolymer
  • Non-mineral thickening agents useful for thickening anhydrous compositions may also include silicone elastomers.
  • Silicone Elastomers can be non-emulsifying silicone elastomers, emulsifying silicone elastomers, or a combination thereof.
  • Non-emulsifying silicone elastomers include, but are not limited to, those organopolysiloxane elastomers not containing a hydrophilic chain, such as polyoxyalkylene or polyglycerolated chains.
  • emulsifying silicone elastomers include, but are not limited to, polyoxyalkylenated silicone elastomers and a polyglycerolated silicone elastomers.
  • the organopolysiloxane (A2) may have a branched- chain, linear-chain, cyclic or networked structure, but the linear-chain structure is preferred.
  • Compound (A2) may have a viscosity ranging from the liquid state to the gum state.
  • compound (A2) has a viscosity of at least 100 centistokes at 25°C.
  • the polyoxyalkylenated silicone elastomers may be formed from divinyl compounds, in particular polyoxyalkylenes having at least two vinyl groups, reacting with Si--H bonds of a polysiloxane.
  • the polyoxyalkylenated silicone elastomers are oftenmixed with at least one hydrocarbon-based oil and/or one silicone oil so as to form a gel. I n these gels, the polyoxyalkylenated elastomer can be in the form of non-spherical particles.
  • Polyoxyalkylenated elastomers are in particular described in U.S. Patent No. 5,236,986, U.S. Patent No. 5,412,004, U.S. Patent No. 5,837,793 and U.S. Patent No. 5,811 ,487, which are incorporated herein by reference in their entirety.
  • useful polyoxyalkylenated silicone elastomers include, but are not limited to, those sold under the names KSG-21 , KSG-20, KSG-30, KSG-31 , KSG-32, KSG-33, KSG-210, KSG-310, KSG-320, KSG-330, KSG-340 and X-226146 by the company Shin-Etsu, and DC9010 and DC9011 by the company Dow Corning. b.
  • Polyglycerolated Silicone Elastomers are typically crosslinked elastomeric organopolysiloxanes that can be obtained by a crosslinking addition reaction of diorganopolysiloxane containing at least one hydrogen bonded to silicon and of polyglycerolated compounds having ethylenically unsaturated groups, often carried out in the presence of a platinum catalyst.
  • the total amount of emulsifying silicone elastomers in the cosmetic compositions may vary but is typically about 0.1 to about 20 wt.%, based on the total weight of the cosmetic composition. In some cases, the total amount of emulsifying silicone elastomers in the cosmetic compositions is about 0.1 to about 15 wt.%, about 0.1 to about 10 wt.%, about 0.1 to about 5 wt.%, about 1 to about 20 wt.%, about 1 to about 15 wt.%, about 1 to about 10 wt.%, or about 1 to about 5 wt.%, based on the total weight of the cosmetic composition.
  • Polysaccharides A wide variety of polysaccharides can be useful herein.
  • Polysaccharides refer to gelling agents that contain a backbone of repeating sugar (i.e. , carbohydrate) units.
  • Nonlimiting examples of polysaccharide gelling agents include those selected from the group consisting of cellulose, carboxymethyl hydroxyethylcellulose, cellulose acetate propionate carboxylate, hydroxyethylcellulose, hydroxyethyl ethylcellulose, hydroxypropylcellulose, hydroxypropyl methylcellulose, methyl hydroxyethylcellulose, microcrystalline cellulose, sodium cellulose sulfate, and combinations thereof. Also useful herein are the alkyl-substituted celluloses.
  • alkyl hydroxyalkyl cellulose ethers Preferred among the alkyl hydroxyalkyl cellulose ethers is the material given the CTFA designation cetyl hydroxyethylcellulose, which is the ether of cetyl alcohol and hydroxyethylcellulose. This material is sold under the tradename Natrosol® CS Plus from Aquaion Corporation.
  • Non-limiting examples of water-soluble natural polymers include gum arabic, tragacanth gum, karaya gum, guar gum, gellan gum, tara gum, locust bean gum, tamarind gum, sodium alginate, alginic acid propyleneglycol ester, carrageenan, farcelluran, agar, high-methoxy pectin, low-methoxy pectin, xanthine, chitosan, starch (for example starch derived from corn, potato, wheat, rice, sweet potato and tapioca, a- starch, soluble starch), fermentation polysaccharide (for example, xanthan gum, pullulan, carciran, dextran), acidic hetero-polysaccharide derived from callus of plants belonging to Polyantes sp. (for example, tuberous polysaccharide), proteins (for example, sodium casein, gelatin, albumin), chondroitin sulfate, and hyaluronic acid.
  • Non-limiting examples of water-soluble synthetic polymers include polyvinyl alcohol, sodium polyacrylate, sodium polymethacrylate, polyacrylic acid glycerin ester, carboxyvinyl polymer, polyacrylamide, polyvinyl pyrrolidone, polyvinyl methylether, polyvinyl sulfone, maleic acid copolymer, polyethylene oxide, polydiallyl amine, polyethylene imine, water soluble cellulose derivatives (for example, carboxymethyl cellulose, methyl cellulose, methylhydroxypropyl cellulose, hydroxyethyl cellulose, hydroxypropyl cellulose, cellulose sulfate sodium salt), and starch derivatives (for example, starch oxide, dialdehyde starch, dextrin, British gum, acetyl starch, starch phosphate, carboxymethyl starch, hydroxyethyl starch, hydroxypropyl starch).
  • the skin tightening compositions may optionally include one or more fatty compounds, in particular, nonvolatile fatty compound.
  • the total amount of fatty compounds in the skin tightening compositions, if present, may vary but is typically about 0.1 to about 20 wt.%, based on the total weight of the skin tightening composition.
  • Non-limiting examples of non-volatile oils include: i. hydrocarbon oils of animal origin such as perhydrosqualene; ii. plant hydrocarbon oils, such as liquid triglycerides of fatty acids, for example sunflower oil, com oil, soybean oil, marrow oil, grapeseed oil, sesame oil, hazelnut oil, apricot oil, macadamia oil, castor oil, avocado oil, caprylic/capric acid triglycerides; iii.
  • the one or more fatty compounds may be glycerolated and/or oxyalkylenated, include from 8 to 30 carbon atoms, and/or be saturated or unsaturated.
  • the fatty alcohols useful herein include those having from about 8 to about 30 carbon atoms, from about 12 to about 22 carbon atoms, and from about 14 to about 22 carbon atoms. These fatty alcohols can be straight or branched chain alcohols and can be saturated or unsaturated.
  • the fatty compounds of the skin tightening composition may be liquid or solid fatty esters at 25°C, 1 atm.
  • the fatty esters may include esters from a C6-C32 fatty acid and/or a C6-C32 fatty alcohol.
  • the fatty compounds may include or be chosen from fatty acid monoesters and diesters, polyol esters, polyglycerol esters, polyglycerol polyricinoleate, polyglycerol poly-12-hydroxystearate, polyglycerol dimerate isostearate, ethylhexanoate, polyglycerol esters, and a combination thereof.
  • the active agent may be an antioxidant selected from the group of flavonoids.
  • the flavonoid is a flavanone (derivative of 2,3-dihydro-2- phenylchromen-4-one).
  • Flavones include: Butin, Eriodictyol, Hesperetin, Hesperidin, Homoeriodictyol, Isosakuranetin, Naringenin, Naringin, Pinocembrin, Poncirin, Sakuranetin, Sakuranin, and Sterubin.
  • the flavonoid may be a flavanonol (derivative of 3-hydroxy-2,3-dihydro-2-phenylchromen-4-one).
  • the skin tightening compositions described herein may contain one or more additional ingredients (additives and miscellaneous ingredients).
  • additional ingredients include, but are not limited to surfactants, emulsifiers, thickeners (such as polysaccharide-based thickeners), other polymers, proteins, hydrolyzed proteins, amino acids, fragrance, pH adjusters, and preservatives. Additional details regarding such additional ingredients follows below.
  • compositions of the instant disclosure i.e. Ex. 1 and Ex. 2 provided good color coverage (low to medium Delta E) without impairing the mechanical integrity of the films, by introduction of pigments in aqueous phase in replacement of or in addition to pigments in oil phase.
  • such films are comparable to un-tinted film in mechanical performance while providing coverage comparable to that of formulas with traditional pigments.
  • ranges provided are meant to include every specific range within, and combination of sub ranges between, the given ranges.
  • a range from 1-5 includes specifically 1 , 2, 3, 4 and 5, as well as sub ranges such as 2-5, 3-5, 2-3, 2- 4, 1-4, etc.
  • an overlapping compound does not represent more than one component.
  • a fatty acid may be characterized as both a nonionic surfactant and a fatty compound. If a particular composition includes both a nonionic surfactant and a fatty compound, a single fatty acid will serve as only the nonionic surfactant or as only the fatty compound (the single fatty acid does not serve as both the nonionic surfactant and the fatty compound).
  • a combination thereof also relates to “combinations thereof.”
  • A-F represent the elements: “one or more elements selected from the group consisting of A, B, C, D, E, F, and a combination thereof.”
  • the term, “a combination thereof” does not require that the combination include all of A, B, C, D, E, and F (although all of A, B, C, D, E, and F may be included). Rather, it indicates that a combination of any two or more of A, B, C, D, E, and F can be included. In other words, it is equivalent to the phrase “one or more elements selected from the group consisting of A, B, C, D, E, F, and a combination of any two or more of A, B, C, D, E, and F.”
  • treat refers to the application of the compositions of the present disclosure onto the surface of keratinous substrates such as skin, in particular, the skin of the head, face, and neck.
  • compositions/methods/kits may be free or essentially free of the component.
  • a particular composition may be free or essentially free of alkoxylated compounds, for example, ethoxylated thickening agents and/or ethoxylated surfactants.
  • a particular composition may be free or essentially free of sulfates, such as sulfate surfactants.

Abstract

La présente invention concerne des compositions de raffermissement de la peau destinées à être appliquées sur la peau pour offrir une amélioration instantanée et spectaculaire de l'aspect de la peau. Les compositions de raffermissement de la peau comprennent généralement une phase aqueuse comprenant d'environ 5 à environ 40 % en poids d'eau, un ou plusieurs pigments dispersibles dans l'eau; et une phase huileuse comprenant au moins 5 % en poids d'un ou plusieurs polymères filmogènes hydrophobes, d'environ 1 à environ 40 % en poids d'un ou plusieurs agents épaississants, d'environ 30 à environ 85 % en poids d'une ou plusieurs huiles hydrocarbonées volatiles.
EP21839792.5A 2020-12-29 2021-12-16 Compositions anti-imperfections et méthodes d'utilisation Pending EP4271352A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17/136,330 US20220202669A1 (en) 2020-12-29 2020-12-29 Skin perfecting cosmetic compositions and methods of use
FR2103589A FR3121600B1 (fr) 2021-04-08 2021-04-08 Compositions cosmétiques pour le perfectionnement de la peau et procédés d’utilisation
PCT/US2021/063700 WO2022146700A1 (fr) 2020-12-29 2021-12-16 Compositions anti-imperfections et méthodes d'utilisation

Publications (1)

Publication Number Publication Date
EP4271352A1 true EP4271352A1 (fr) 2023-11-08

Family

ID=79283168

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21839792.5A Pending EP4271352A1 (fr) 2020-12-29 2021-12-16 Compositions anti-imperfections et méthodes d'utilisation

Country Status (2)

Country Link
EP (1) EP4271352A1 (fr)
WO (1) WO2022146700A1 (fr)

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Also Published As

Publication number Publication date
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