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1. WO2021079783 - WATER-IN-OIL EMULSION SUNSCREEN COSMETIC

Publication Number WO/2021/079783
Publication Date 29.04.2021
International Application No. PCT/JP2020/038568
International Filing Date 13.10.2020
IPC
A61Q 17/04 2006.01
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
QSPECIFIC USE OF COSMETICS OR SIMILAR TOILET PREPARATIONS
17Barrier 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
04Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
A61K 8/06 2006.01
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
8Cosmetics or similar toilet preparations
02characterised by special physical form
04Dispersions; Emulsions
06Emulsions
A61K 8/368 2006.01
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
8Cosmetics or similar toilet preparations
18characterised by the composition
30containing organic compounds
33containing oxygen
36Carboxylic acids; Salts or anhydrides thereof
368with carboxyl groups directly bound to carbon atoms of aromatic rings
A61K 8/44 2006.01
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
8Cosmetics or similar toilet preparations
18characterised by the composition
30containing organic compounds
40containing nitrogen
44Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts, esters or N-acylated derivatives thereof
A61K 8/60 2006.01
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
8Cosmetics or similar toilet preparations
18characterised by the composition
30containing organic compounds
60Sugars; Derivatives thereof
A61K 8/67 2006.01
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
8Cosmetics or similar toilet preparations
18characterised by the composition
30containing organic compounds
67Vitamins
Applicants
  • 株式会社 資生堂 SHISEIDO COMPANY, LTD. [JP]/[JP]
Inventors
  • 榎本 歩 ENOMOTO, Ayumu
  • 西田 圭太 NISHIDA, Keita
Agents
  • 内田 直人 UCHIDA, Naoto
Priority Data
2019-19275023.10.2019JP
Publication Language Japanese (JA)
Filing Language Japanese (JA)
Designated States
Title
(EN) WATER-IN-OIL EMULSION SUNSCREEN COSMETIC
(FR) PRODUIT COSMÉTIQUE DE TYPE PRODUIT DE PROTECTION SOLAIRE SOUS FORME D'ÉMULSION EAU DANS L'HUILE
(JA) 油中水型乳化日焼け止め化粧料
Abstract
(EN)
[Problem] A purpose of the present invention is to provide a water-in-oil emulsion sunscreen cosmetic that has a high UV ray protection ability, while allowing a chemical agent to be combined with the internal phase. [Solution] This sunscreen cosmetic is characterized by including: (A) a UV ray absorption agent; (B) a chemical agent selected from the group consisting of L-ascorbic acid and derivatives thereof, tranexamic acid and derivatives thereof, alkoxy salicylic acid and derivatives thereof, glycyrrhizic acid and derivatives thereof, and nicotinic acid and derivatives thereof; (C) a water-soluble thickening agent that is not derived from sugar; and (D) water.
(FR)
L'objet de la présente invention est de fournir un produit cosmétique de type produit de protection solaire sous forme d'émulsion eau dans l'huile qui présente une capacité élevée de protection contre les rayons UV, tout en permettant à un agent chimique d'être combiné à la phase interne. La solution selon l'invention porte sur un produit cosmétique de type produit de protection solaire qui est caractérisé en ce qu'il comprend : (A) un agent d'absorption des rayons UV ; (B) un agent chimique choisi dans le groupe constitué par l'acide L-ascorbique et ses dérivés, l'acide tranexamique et ses dérivés, l'acide alcoxy-salicylique et ses dérivés, l'acide glycyrrhizique et ses dérivés et l'acide nicotinique et ses dérivés ; (C) un agent épaississant hydrosoluble qui n'est pas dérivé du sucre ; et (D) de l'eau.
(JA)
【課題】本発明は、高い紫外線防御力を有しながら、内相に薬剤を配合することができる、油中水型乳化日焼け止め化粧料を提供することを目的とする。 【解決手段】本発明の日焼け止め化粧料は、(A)紫外線吸収剤、(B)L-アスコルビン酸およびその誘導体、トラネキサム酸およびその誘導体、アルコキシサリチル酸およびその誘導体、グリチルリチン酸およびその誘導体、ニコチン酸およびその誘導体からなる群から選択される薬剤、(C)糖由来以外の水溶性増粘剤、および(D)水を含有することを特徴とする。
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