IP Library › Granted Patent US 12697297
Granted Patent B2
US 12697297 · App. 17/787,256 · Granted Aug 4, 2026

Oily solid cosmetic

Inventors: Kyosuke Nakamura (Tokyo, JP); Koichi Hata (Tokyo, JP)
Assignee: L V M H RECHERCHE
A61K8/922A61K8/0229A61K8/37A61K8/39A61Q1/04A61K2800/42
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Quick Facts
Patent No.
US 12697297
App. No.
17/787,256
Granted
Aug 4, 2026
Kind
B2
Abstract

The present invention relates to an oily solid cosmetic comprising (A) candelilla wax, (B) a plant-based and/or animal based wax with a melting point of 70° C. or higher, (C) a monoester of a monovalent straight-chain saturated fatty acid and a monohydric straight-chain saturated aliphatic alcohol, having a total of 40 to 48 carbon atoms, and (D) at least one selected from the group consisting of (polyglyceryl-2 isostearate/dimer dilinoleate) copolymer, hydrogenated castor oil dimer dilinoleate, hydrogenated castor oil isostearate, phytosteryl/octyldodecyl lauroyl glutamate, octyldodecyl stearoyl stearate, polyglyceryl-10 isostearate, polyglyceryl-10 diisostearate, polyglyceryl-10 decaisostearate, and polybutene, or 8 mass % or less of dimer dilinoleyl diisostearate and/or dimer dilinoleyl dimer dilinoleate with respect to the total amount of the oily solid cosmetic.

Claims (21)

1 . An oily solid cosmetic comprising:

(A) candelilla wax,

(B) one or more plant-based wax with a melting point of 70° C. or higher selected from the group consisting of rice bran wax and sunflower seed wax,

(C) behenyl behenate, and

(D) at least one selected from the group consisting of (polyglyceryl-2 isostearate/dimer dilinoleate) copolymer, hydrogenated castor oil dimer dilinoleate, hydrogenated castor oil isostearate, and octyldodecyl stearoyl stearate, and

one or more liquid oil(s) (E) having at least one hydroxyl group, in addition to the component (D), selected from the group consisting of polyglyceryl-2 triisostearate, caprylic/capric triglyceride, squalane, jojoba ester, octyldodecanol, diisostearyl malate, sunflower seed oil, pentaerythrityl tetraisostearate, tridecyl trimellitate, and mixtures thereof,

wherein

the amount of component (A) ranges from 3 to 7 mass %, with respect to the total amount of the oily solid cosmetic,

the total amount of component(s) (B) ranges from 2 to 10 mass %, with respect to the total amount of the oily solid cosmetic,

and

the total amount of component (A) and component (B) ranges from 5 to 16 mass %, with respect to the total amount of the oily solid cosmetic.

2 . The cosmetic according to claim 1 , wherein the plant-based wax is rice bran wax.

3 . The cosmetic according to claim 1 , wherein the cosmetic is a lip rouge, a cheek rouge, a lip balm, a lip liner, a foundation, a concealer, a face color, an eyeliner, or an eye shadow.

4 . The cosmetic according to claim 1 , wherein the cosmetic is in the form of a stick.

5 . The cosmetic according to claim 1 , further comprising a colorant.

6 . A cosmetic process for caring for and/or making-up keratinic materials, comprising the application onto keratinic materials of the cosmetic according to claim 1 .

7 . The cosmetic according to claim 1 , wherein the liquid oil comprises at least polyglyceryl-2 triisostearate.

8 . The cosmetic according to claim 1 , wherein:

the total amount of component (C) ranges from 1 to 5 mass % with respect to the total amount of the oily solid cosmetic,

the total amount of component (D) ranges from 3 to 30 mass % with respect to the total amount of the oily solid cosmetic, and

the total amount of component (E) ranges from 45 to 85 mass % with respect to the total amount of the oily solid cosmetic.