EP3863597A1 - Produits de protection solaire comprenant une association de cires et de palmitate de cétyle - Google Patents

Produits de protection solaire comprenant une association de cires et de palmitate de cétyle

Info

Publication number
EP3863597A1
EP3863597A1 EP19783241.3A EP19783241A EP3863597A1 EP 3863597 A1 EP3863597 A1 EP 3863597A1 EP 19783241 A EP19783241 A EP 19783241A EP 3863597 A1 EP3863597 A1 EP 3863597A1
Authority
EP
European Patent Office
Prior art keywords
inci
preparation
wax
cetyl palmitate
melting point
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
EP19783241.3A
Other languages
German (de)
English (en)
Inventor
Heike Lerg
Alexis Goulet-Hanssens
Jessica Rathsack
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.)
Beiersdorf AG
Original Assignee
Beiersdorf AG
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 Beiersdorf AG filed Critical Beiersdorf AG
Publication of EP3863597A1 publication Critical patent/EP3863597A1/fr
Pending legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/37Esters of carboxylic acids
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0216Solid or semisolid forms
    • A61K8/0229Sticks
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/35Ketones, e.g. benzophenone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/37Esters of carboxylic acids
    • A61K8/375Esters of carboxylic acids the alcohol moiety containing more than one hydroxy group
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/40Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/92Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof
    • A61K8/922Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof of vegetable origin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A61Q17/04Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations

Definitions

  • the present invention relates to a cosmetic preparation containing
  • UVB range wavelength: 280-320 nm
  • UVA radiation wavelength: 320-400 nm
  • UVA and UVB filters are in most industrialized countries in the form of positive lists such as Appendix 7 of the
  • Cosmetic sunscreens are used to increase the water resistance
  • Preparations are usually added to so-called film formers.
  • the film formers are usually polymeric compounds based on polyacrylates or
  • Polyvinylpyrrolidones which form a protective film on the skin, which should prevent / delay the washing of the UV filters from the skin.
  • a cosmetic preparation comprising a) one or more UV filters,
  • According to the invention is therefore also a method for increasing the SPF when bathing in water, characterized in that it contains a sunscreen before bathing
  • the formulations “according to the invention”, “advantageous according to the invention” etc. always refer to the sunscreen according to the invention, the uses according to the invention and the method according to the invention, unless it is described differently in the individual case.
  • the melting points are determined at normal pressure (1,013 bar).
  • all substances are listed as UV filters which are listed in Annex VI to Regulation (EU) No. 866/2014 and Regulation No. 1223/2009 of the EU Commission as UV filters.
  • Candelilla Wax (INCI: Candelilla Wax), Cosmetic Wax A4 (INCI: Hydrogenated Vegetable Oil) or Syncrowax (INCI: C18-C36 Acid Glycol Ester) can be used.
  • sunflower wax (INCI: Heliantus Annuus Seed Cera) is particularly preferred.
  • Embodiments of the present invention which are advantageous according to the invention are characterized in that the preparation has one or more UV filters selected from the group of the compounds 4- (tert-butyl) -4'-methoxydibenzoylmethane (INCI butyl methoxydibenzoylmethane), (2- [ -4- (Diethylamino) -2-hydroxybenzoyl] hexanoate (INCI: diethylamino hydroxybenzoyl hexyl benzoate) and 2,4-bis - ⁇ [4- (2-ethylhexyloxy) -2-hydroxy] phenyl ⁇ -6 - (4-methoxyphenyl) -1, 3,5-triazine (INCI bis-ethylhexyloxyphenol methoxyphenyl triazine).
  • the preparation has one or more UV filters selected from the group of the compounds 4- (tert-butyl) -4'-methoxydibenzoyl
  • Methoxydibenzoylmethane the advantageous according to the invention is 1 to 5% by weight, based on the total weight of the preparation.
  • the advantageous use concentration according to the invention is from 1 to 9% by weight, based on the total weight of the preparation.
  • advantageous embodiments according to the invention are characterized in that they have one or more UV filters selected from the group of the compounds 2-phenylbenzimidazole-5-sulfonic acid salts; Phenylene-1,4-bis (2-benzimidazyl) -3,3’-5,5’- tetrasulfonic acid salts; 1,4-di (2-oxo-10-sulfo-3-bornylidenemethyl) benzene and its salts; 4- (2-oxo-3-bornylidenemethyl) benzenesulfonic acid salts; 2-methyl-5- (2-oxo-3-bornylidenemethyl) sulfonic acid salts; 2,2’-methylene-bis- (6- (2H-benzotriazol-2-yl) -4- (1, 1, 3,3-tetramethylbutyl) phenol); 2- (2H-benzotriazol-2-yl) -4-methyl-6- [2-methyl-3- [1,3,3,3-tetramethyl-1
  • Dioctylbutylamidotriazon (INCI: Diethylhexyl-Butamidotriazone), 4,4 ', 4 "- (1, 3,5-Triazin-2,4,6-triyltriimino) -tris-benzoic acid-tris (2-ethylhexyl ester) (INCI: Ethylhexyl Triazone ), Titanium dioxide preferred according to the invention, the UV filters being particularly preferred according to the invention
  • Phenylbenzimidazole-5-sulfonic acid salts ethylhexyl salicylate, dioctylbutylamidotriazon (INCI: Diethylhexyl-Butamidotriazone), 4,4 ', 4 "- (1, 3,5-triazine-2,4,6-triyltriimino) -tris-benzoic acid tris (2 - ethylhexyl ester) (INCI: ethylhexyl triazone).
  • the preferred use concentrations according to the invention for phenylbenzimidazole-5-sulfonic acid salts are from 0.5 to 4% by weight, based on the total weight of the
  • the preferred use concentration for ethylhexyl salicylate is from 0.5 to 5% by weight, based on the total weight.
  • the preparation contains one or more UV filters a) in a total concentration of 1 to 30% by weight, based on the total weight of the preparation.
  • the preparation according to the invention can advantageously be present in different product forms according to the invention.
  • the preparation is in the form of a stick.
  • Diisostearate / Polyhydroxystearate / Sebacate contain.
  • the advantageous use concentrations according to the invention for diisostearoyl polyglyceryl-3 dimer dilinoleates are from 0.5 to 3.0% by weight, based on the total weight of the preparation.
  • Diisostearates / polyhydroxystearates / sebacates are from 0.5 to 3.5% by weight, based on the total weight of the preparation.
  • the preparation comprises one or more O / W emulsifiers selected from the group of the compounds glyceryl stearate citrate,
  • the alcoholic preparation advantageously contains
  • Sunscreen understood that contains at least 10% by weight of ethanol, based on the total weight of the preparation.
  • an ethanolic sunscreen preferably contains from 20 to 75% by weight of ethanol and particularly preferably from 25 to 70% by weight of ethanol, in each case based on the total weight of the preparation.
  • the preparation contains phenoxyethanol, ethylhexylglycerol and / or 4-hydroxyacetophenone.
  • the preparation comprises one or more alkanediols from the group of the compounds 1, 2-pentanediol, 1, 2-hexanediol, 1, 2-octanediol, 1, 2-decanediol, 2-methyl-1,3 -propanediol contains.
  • the preparation according to the invention can advantageously contain humectants.
  • Moisturizers are substances or mixtures of substances that give cosmetic preparations the property of reducing the release of moisture from the horny layer (also called transepidermal water joss (TEWL)) and / or hydration after application or distribution on the skin surface to influence the horny layer positively.
  • TEWL transepidermal water joss
  • the cosmetic preparations according to the invention can furthermore advantageously, although not necessarily, contain fillers which, for. B. the sensory and cosmetic
  • starch and starch derivatives such as tapioca starch,
  • the preparation according to the invention contains tapioca starch and / or distarch phosphate.
  • Embodiments of the present invention which are advantageous according to the invention are characterized in that the preparation comprises one or more oils selected from the group of the compounds butylene glycol dicaprylate / dicaprate, phenethyl benzoate, C12-15 alkyl benzoate, dibutyl adipate; Diisopropyl sebacate, dicaprylyl carbonate, di-C12-13 alkyl tartrate, butyl octyl salicylate, diethylhexyl syringylidenes malonate, hydragenated castor oil dimerate,
  • Triheptanoin C12-13 alkyl lactate, C16-17 alkyl benzoate, propylheptyl caprylate, Caprylic / Capric Triglyceride, Diethylhexyl 2,6-Naphthalate, Octyldodecanol, Caprylic / Capric Triglyceride, Ethylhexyl Cocoate, contains.
  • the water phase of the preparations according to the invention can advantageously contain customary cosmetic auxiliaries, such as, for example, alcohols, in particular those having a low C number, preferably ethanol and / or isopropanol or polyols having a low C number, and also their ethers, preferably propylene glycol, glycerol, electrolytes, self-tanners and in particular or more thickeners, which one or which can advantageously be selected from the group consisting of silicon dioxide, aluminum silicates, polysaccharides or their derivatives, e.g. B. hyaluronic acid, xanthan gum, hydroxypropylmethyl cellulose.
  • customary cosmetic auxiliaries such as, for example, alcohols, in particular those having a low C number, preferably ethanol and / or isopropanol or polyols having a low C number, and also their ethers, preferably propylene glycol, glycerol, electrolytes, self-tanners
  • the preparation according to the invention is selected from the group of the compounds limonene, citral, linalool, alpha-isomethylionone, geraniol, citronellol, 2-isobutyl-4-hydroxy-4-methyltetrahydropyran, 2-tert-pentylcyclohexyl acetate, 3-methyl-5-phenyl-1-pentanol, 7-acetyl-1, 1, 3,4,4,6-hexamethyltetralin, adipic acid diester, alpha-amylcinnamaldehyde, alpha-methylionone, amyl C butylphenylmethylpropionalcinnamal, Amyl salicylate, amyl cinnamyl alcohol, anise alcohol, benzoin, benzyl alcohol, benzyl benzoate, benzyl cinnamate, benzyl salicylate,
  • preparations according to the invention can be used for cosmetic purposes.
  • Sunscreen contains the usual ingredients in the usual concentrations.
  • phase combination takes place at 77-80 ° C with stirring and, depending on the batch size, it is homogenized between 1 to 5 minutes. After homogenization, the mixture is cooled to 68-75 ° and filled into suitable containers.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Birds (AREA)
  • Emergency Medicine (AREA)
  • Dermatology (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Cosmetics (AREA)

Abstract

La présente invention concerne une préparation cosmétique contenant a) un ou plusieurs filtres UV, b) du palmitate de cétyle (INCI : palmitate de cétyle) et c) une cire dotée d'un point de fusion de 68 à 75 °C, le rapport pondéral du palmitate de cétyle à la cire dotée d'un point de fusion de 68 à 75 °C étant de 0,45 à 1,5. L'invention concerne également un procédé et des utilisations du palmitate de cétyle et de cires dotées d'un point de fusion de 68 à 75 °C dans des produits de protection solaire cosmétiques.
EP19783241.3A 2018-10-08 2019-09-27 Produits de protection solaire comprenant une association de cires et de palmitate de cétyle Pending EP3863597A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018217130.0A DE102018217130A1 (de) 2018-10-08 2018-10-08 Sonnenschutzmittel mit einer Kombination aus Wachsen und Cetylpalmitat
PCT/EP2019/076212 WO2020074272A1 (fr) 2018-10-08 2019-09-27 Produits de protection solaire comprenant une association de cires et de palmitate de cétyle

Publications (1)

Publication Number Publication Date
EP3863597A1 true EP3863597A1 (fr) 2021-08-18

Family

ID=68159080

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19783241.3A Pending EP3863597A1 (fr) 2018-10-08 2019-09-27 Produits de protection solaire comprenant une association de cires et de palmitate de cétyle

Country Status (3)

Country Link
EP (1) EP3863597A1 (fr)
DE (1) DE102018217130A1 (fr)
WO (1) WO2020074272A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020205042A1 (de) * 2020-04-21 2021-10-21 Beiersdorf Aktiengesellschaft Farbstabiles Sonnenschutzmittel
DE102020003169A1 (de) * 2020-05-27 2021-12-02 Beiersdorf Aktiengesellschaft mineralölfreie W/O-Emulsion mit variabler Konsistenz
DE102020206714A1 (de) * 2020-05-28 2021-12-02 Beiersdorf Aktiengesellschaft Sonnenschutzmittel mit einer Kombination aus Wachsen, Cetylpalmitat und hydriertem Rapsöl
DE102021200621A1 (de) 2021-01-25 2022-07-28 Beiersdorf Aktiengesellschaft Temperaturstabile, mineralölfreie W/O-Emulsion

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PH31287A (en) * 1991-05-07 1998-07-06 Rihardson Vicks Inc Photoprotection compositions.
DE102017201947A1 (de) * 2017-02-08 2018-08-09 Beiersdorf Ag Kosmetischer Sonnenschutzstift

Also Published As

Publication number Publication date
WO2020074272A1 (fr) 2020-04-16
DE102018217130A1 (de) 2020-04-09

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